how much does weight affect motorcycle speed

By using our Services or clicking I agree, you agree to our use of cookies. Hi Eric — any idea if weight (rider + bike + wheel) affects acceleration in zwift? Surprised by the results above? So, a dirt bike has to be lightweight, or it won’t be suitable for that type of riding style. The second affects handling balance at different spots on the racetrack. At 183cm/118kg (6’/260lb) I am the definition of a Clydesdale. I think there is a problem with the fact that weight isn’t factored around BMI or body fat percentage. Zwift Insider is independent of Zwift corporate (. Would be interesting to see the same test matching w/kg (as opposed to pure watts), maybe you’ve done this already? . The time gap here is over 6x what we see on the flats! Good point you make about the averaging Dave. Despite the reasonably large 5.9% reduction in total weight, only a relatively minor 1.9% increase in average speed is predicted, even on this relatively mountainous route. An object with more weight resists any change in its speed and has a greater tendency to maintain its motion. I feel like I accelerate through packs more quickly with hard efforts on a light bike than a more aero bike. I’ve spent far more time looking for it than it would take to simply write it again. For the average-strength rider on the 2016 Transcontinental (TCR) route, decreasing the total weight by 5 kg would make the average speed increase by just 0.41 km/h and the total cycling time would be reduced by 3 hours 23 minutes (so the finshing time could be about 6.5 hours earlier). Great analysis!! Inspired to shed a few pounds? […]. Are you setting this up on an emulator? Or to put it another way: two riders of the same height but different weights will have different CdA values in Zwift, meaning the heavier rider will need to push more watts to keep up with the lighter rider, who is encountering less (virtual) air resistance. This is why lightweight riders win mountain races outdoors while the heavier sprinters struggle to finish within the time cutoff. I can’t think of any physics in the standard power-speed model which would cause speed to increase “faster” than weight changes. A Rebel is going to accelerate slower and have a lower top speed no matter how much you weigh. Your motorcycle has a specific HP rating. Sometime it is difficult to pair up with the younger generation ! Even a slight change in weight, higher or lower, fat or muscle, will alter the pace of your runs. Makes a huge difference in the sprung/unsprung ratio department. Thats up to 20% lighter than your competitor. Conclusion: reducing your body weight by 1kg will save you ~9 seconds over an hour-long flat race effort on Zwift. How Does Weight Affect Speed? How much does your weight affect the bikes handling and performance? In high-speed (highway turns) the trailer can track on the outside of the turn pulling the bike up-right. I love zwift, but weight pens on the alpe is unfair as it is not true climbing…IRL climbing is much much harder as you really are carrying your weight, O n zwift you are not doing this..it does not matter if you are 60kgs or 100kgs! Speed Kills MPG Unfortunately, it's true. Zwift Insider makes a small commission on purchases made from these links, so please shop through them to support our efforts. Any cyclist worth their chamois knows that body weight is a huge performance factor for riders. I have found your analysis really good and interesting. Can those who are not returning from layoff or injury lose 4.5kg or so and maintain the same power? How Does Weight Affect Speed? Just rider weight. I just kept the data simple, but all the way from 50kg-100kg it’s a pretty linear thing. In all cases there are a few basic principles that will help you: Power to weight ratio - the lighter the bike and the more powerful the engine, the faster it will go. It has been known for years that additional weight slows one down when climbing. A similarly slight 70kg rider adds a massive 35% to the gross vehicle mass of a 200kg motorcycle. But that doesn’t make it a bad thing. Comparing 300w @ 82kg = 3.65w/kg and 300w @ 75kg= 4w/kg would expect the higher w/kg to be faster. The first factor affects overall tire traction. Yes: if you’re a lighter weight rider, you’ll perform better vs the competition when there are climbs involved, assuming you and they are both near the category w/kg limit. power to weight ratio includes the rider. Since heavier riders have to work harder than their thinner counterparts to maintain the same speed, it's no wonder that the world's fastest cyclists are thin and have a very low body fat percentage. I gained four kg last year and my ADZ time slowed by 6 mins (48- to 54) despite putting a lot of work in. Any update on this? Really appreciate your thoughts. This effect will be dependent on the weight of the trailer and the resistance to rolling. While some Zwifters like to say “it’s all about pure watts on flat roads,” it’s not that simple. The real reason riders get dropped on Zwift descents is that the pack keeps pedaling on the downhills. So for a 75kg rider @… Read more ». Just to confirm, the w/kg that zwift displays and uses, is based on the weight of the rider plus the weight of the bike he is riding, correct? Er, me! Hope zwift will take measures in the future for more faire racing and riding in zwift. Since each joule is one watt/second, and since 746 watts equal one horsepower, we have 32,916/746 = … Regardless of the equivalent weight ratio, you're best off reducing weight as much as possible, as you might expect. Thanks, it’s so easy to get your understand confused when trying to come to terms with all the variables as well. According to the book, "Body Composition and Physical Performance: Applications for the Military," a 10 percent increase in body weight results in a 9 percent decrease in acceleration speed. That's why most moto GP riders are short and skinnier. Something that’s always confused me…when entering weight, should it include being fully kitted up in shoes, or in your birthday suit…ahem..? Zwift is like golf in my opinion. If I add in an assumed 6.8 kg for the bike, 2 kg for clothes and such, the weight advantage is down to 8.4%. Or to put it another way: two riders of the same height but different weights will have different CdA values in Zwift, meaning the heavier rider will need to push more watts to keep up with the lighter rider, who is encountering less (virtual) air resistance. Weight does affect your speed on the flats in Zwift, since it changes your computed CdA. I would like to request if you could set up races or training for 65 years and over Riders . Standing I do 4,0 w/kg. You're going to be like 50-100lbs lighter! If you weigh 180 pounds, you’d average 11.46mph. Don't quote me on it, but it's just general weight reduction. They come with a helmet that might even … Good article anyway…, Using an ANT+ simulator to send our bot up the Alpe, yes. Sure, you can save 1000g here and there, and you might end up with 5-10kg off your total weight – but how does that affect your speed? See the General Method page for more information and the Types of Resistance page for estimates of what proportion of a cyclist’s total resistance is caused by the tires. But sure, there are some weight dopers. I’m working on a post along those lines, actually. Height: taller riders are less aerodynamic than short riders, so the shorter rider will go faster if two riders are holding the same wattage and everything else is equal (weight, frame/wheels, etc). Eric, really appreciate all the info you provide. As a (current) 82kg rider, who can hang with the very front A/B group on an entire flat race, but gets dropped like a sack of cement out of a four-story window the second we hit any proper climb, this is a sad but true reality. I don’t race but group rides are tough to keep up even the slow ones due to my weight. Say you hold 200 watts up a six-mile climb with a three-percent grade. As the weight comes off and I ride more and harder, my watts are increasing, and importantly for how distance and speed is calculated in Zwift my w/kg is increasing. I have experienced heavier riders maintaining a higher speed on the flat due to being able to produce more watts and still not exceeding the overall category limit (Cat C – 3.2w/kg). The more mass you have to move, the more power you have to put out to move it! So based on this post, yes, it is true that Zwift take your weight in consideration when climbing to simulate your real climb, Hi Eric My partner and I zwift ‘together’. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Each route has a characteristic joule/kg. , If people weren’t “inspired” to weight dope already, this will inspire them . CCs for Beginners. We test how much difference 5 kilos makes on a 5km climb.Subscribe to GCN: http://gcn.eu/SubscribeToGCNGet exclusive GCN gear in the GCN store! I drive at 2.5w/kg, but weighing in at 100kg I really struggle uphill compared to lighter riders doing the same w/kg. Is there a function that can represent extra weight's effect on boat speed? This is actually true technically, but the effect of body roll on weight transfer is tiny, possibly less than 1 percent of the total. Now this means that the spring rate in the top part of the travel (above the ideal sag point) is stiffer, typically by 30-40%. Worn components, such as tires, typically affect the handling of a motorcycle in a progressive, but negative, way. Warning: Never make the mistake of choosing a TIRE by its weight. Coming from bodybuilding I weigh 200 but can leg press over 1000 and can attain around 16 to 17 miles per hour sustained for 20 miles real world. By Staff Writer Last Updated Apr 5, 2020 2:59:04 PM ET. There is also a “1kg line” for Zwift performance on steep climbs like the Alpe: If you still haven’t unlocked the Lightweight Meilenstein wheels atop the Alpe, there’s a way to make up for it: losing just 1kg will save you more time than those wheels ever could. Well, I'm damned. The circuit was very sheltered, significantly reducing any hindrances from the wind – no significant breeze was ever felt. Mass (when the density is constant) depends on the Volume. Since the wheel is part of the bike, this means that the total mass also increases (mb). So we take 3500 lbs (the original weight) and divide by 215 to get 16.28 again (rounding for simplicity, you'll want to use the full number to get accurate results). And spot on follow-up comparisons utilizing the data to show that the indisputable best upgrade is almost always a loss of a few pounds! Jealous. I personally won’t weight dope as I want MY results on Strava/Garmin Connect to be capable of showing MY personal improvement. He lives in Northern California with his beautiful wife, two kids and dog. Beyond a few kilos or pounds in either direction, the predictions will become less and less reliable. Really appreciate the articles and information you publish, clear and concise. I’m not a big believer in the Mandela Effect but was seriously starting to doubt my own sanity when I could only find this article, which looked exactly the same, yet for some reason missed the key lines I was looking for. tires make a huge difference. Looking at a 13.5 inch diameter 25 pound steel flywheel at 6000 RPM, we have: A 25 pound (400 oz) flywheel has about 32,916 joules of energy. Many guys spend so much time focusing on the wheel weight but never even think about the tire weight and its effect on the weight distribution of the wheel. Good to know that I will have some gains in the virtual world from my weight loss efforts !! It is getting really frustrating not being able to keep up. Hi Eric, just wanted to know if zwift takes bike weight into the equation, I estimated from another empirical model that the time savings are between 200-250seconds on an average 8.5% slope so there’s nearly a minute extra in your analysis. Naturally heavier on the pedals and bigger muscular mass. Thanks! The other day I weighed on a regular scale and went to manually input my weight and noticed that you can only use whole numbers. Sure, weight matters the most on climbs. Share any questions or comments below! We do ours solo, so the rider doesn’t interact with any others that would influence his speed…, Hi Eric, i am ex track cyclist who has put on a (quite) few pounds. They did not really document their opinions, but based them on experience. I am surprised the speed improvement on L’Alpe was apparently 10.7%, while the change in (inverse) weight was only 9.3% And that just includes rider mass. between the start and the end of a hard workout, it’s normal to lose nearly a kilogram in weight. Eric … can you supplement this article to include a comparison test at a static wkg instead of absolute 300w output. I would think it does, although it’s hard to test because we just don’t have the granularity in the data that we need. 18 July, 2017. We found the results quite interesting, and we think you will, too. Dr. William Quirin tested the effect of weight in his 1979 book and provided evidence that high-weights win far more than their fair share of races. or does his actual body mass on a static trainer give him an advantage over me because of his weight down through the pedals? How much does speed influence the impact of weight? And this is true no matter what road you may ride. Hello everyone at Zwift For wheels, the multiplier is closer to 1.6, so saving 5 pounds per wheel (20 total) would feel like a static weight reduction of 32 pounds. Looks like it’s off to Bologna for me. Winding on 10mm of preload to our bike’s 1kg/mm spring at the front, for example, would raise the front end by 10mm. A heavy dirt bike wouldn’t work so well. Does Zwift account for the weight of shoes for example when calculating CdA? So if I took 5kgs off my profile weight, my time up the Alpe would be nearly 4 mins quicker? We take 3400 lbs (the new weight) and divide by 215 to get 15.81 lbs/hp. I can only hope to achieve moral victories anyway. Wife says just change weight to 70kg,… Read more », I am new in Zwift and my apologies for my question in advance. The faster you're traveling, the more the wheels are accelerated upward over every bump, and the faster they have to accelerate to contact every dip. The engine is usually the one that adds the most to a motorcycle. I think I was watching a video on bike racing and it said something to the effect of every 8lbs lighter the rider(or bike) is the bike can generate 1 more horsepower. This is what I was looking for while reading the article. 180cm and Currently float between 81kg and 83kg over a week. Do rocker plates encourage poor or “opposite̶... How to Race on Zwift (Setup, Strategy, and More), https://zwiftinsider.com/how-height-affects-speed-in-zwift/, ZWIFT(ズイフト) 速く走るための数値データ 。最速のフレーム/ホイールは?体重/身長と速度の関係は? | 十三峠十三分切り, Shop for a trainer using our Smart Trainer Index, 82kg @ 300 watts: 54 minutes, 49 seconds (13.4kph), 75kg @ 300 watts: 49 minutes, 31 seconds (14.8kph) –, 82kg @ 300 watts: 52 minutes, 17 seconds (39.7kph), 75kg @ 300 watts: 51 minutes, 26 seconds (40.4kph) –, 75kg @ 300 watts: 10 minutes, 7 seconds (72.5kph), 82kg @ 300 watts : 10 minutes flat (73.3kph) –. As such, we are more concerned with weight rather than mass. If you weigh 175 pounds, you’d go 11.65mph. That 0.5% increases the power required to hold a steady speed by about 10% over a … March 2017 edited April 2017 in Road beginners. Even if I weigh in at 81 before a ride, I don’t change it until I weigh an average of 81kg over 3 weigh ins through the week…. [email protected], Designed by Elegant Themes | Powered by WordPress. All in all a fair compromise. Too many death threats from lighter riders? This means that every time you go over this speed, you're essentially wasting gas and money - and creating unnecessary greenhouse gases. The first version was revised after it generated a lot of confusion that distracted from the goal of learning “how much faster you’ll be if you lose 1kg of weight.”, Eric runs Zwift Insider in his spare time when he isn't on the bike or managing various business interests. The day I chose was sunny, warm and dry. Besides an obvious lack of grip (particularly when wet weather riding), worn tires can also display poor balance and even patter.. For most cars, this is around 55-60 mph. The circuit was designed to mimic a day touring in the mountains, whereby almost 2000m(6562ft) of elevation wa… added to a rider, it would take him an additional 30 seconds to ascend a steep climb. Read “How Rider Weight Affects Speed” for specifics. CCs are a big factor to keep in mind—especially if you're a beginner. Question is of course, do bigger riders produce more power simply because they’re bigger or are riders bigger because they produce more power? I can do 3,0w/kg avg for an hour flat, but on a climb I can do 3.5 to 3,8. Note: This is a simplified version of the original post. This is not only in sweat but also in what we exhale. Is this available anywhere? No big deal, but it just got me thinking :). Because adding weight to a bicycle, wheels and components increases inertia, it will slow down the rate of acceleration. In the past years I've owned a 125 funduro, a 650 thumper and my 919. Zwift Insider is independent of Zwift corporate (www.zwift.com), although Zwift does provide funding to help defray site costs. Glad I saw this comment, I’ve just spend around 60 minutes trying to find the article where you compare Zwift rider weight speeds with the real world! Do you? The worst part is, it does not have seat belts. Descent tests were completed down Alpe du Zwift, an -8.5% average gradient which is 12.2km long. Every additional pound literally takes seconds off the time it takes to … Porsche Le Mans race car. Conclusion: reducing your body weight by 1kg will save you ~45 seconds up Alpe du Zwift. Mike V. Very interesting. Just wondering what the standard weighing process is? The reason I'm asking this is because I LOST my road tires because I'm an idiot, so I can't just swap the tires out to see what the difference is. The circuit was designed to mimic a day touring in the mountains, whereby almost 2000m(6562ft) of elevation wa… Jeromy says weight has the biggest impact on fuel economy around town. Regardless of the equivalent weight ratio, you're best off reducing weight as much as possible, as you might expect. Using the calculations from a 160-lb. My weight is also slowing dropping and my watts are increasing. Last race I started at 350w everyone rode away from me. He thinks that by putting our stats the same, he puts us on an even playing field…. Craig0657 Posts: 24. I just started in Zwift and I have a (stupid) question. I really enjoy your website and am an avid participant . Thanks. 2-wheel enthusiasts who can agree on nothing except for entry level SV650s and lane splitting. Een minder gewicht inzetten is jezelf bedotten . But consider this: 1000g makes up less than 1.0% of your total weight (75kg rider, 25-60kg bike+gear+food+water). It has been known for years that additional weight slows one down when climbing. Rider weight has minimal effect on corner speed. But it might just be in my head. It’s a pretty linear thing, actually. Your test of the lighter rider pushing the same, 300 watts, as the heavier rider, resulted in the lighter rider being quicker, with higher w/kg. I want my results and PR’s to be mine and not because I digitally lost weight. This effect is usually minimal but can drastically effect the operation of the motorcycle if the trailer is overloaded. 250-400cc sports bike, massive difference. This would have the exact same effect on geometry as … That's dependent on aerodynamics, and unless your heavier rider really is built like a barrage balloon, the extra kilos will make virtually no difference. Hey Eric, this is a great article. Great! Eric, I have been re-reading this article with added interest. Posted by Eric Schlange | Jan 16, 2020 | Speed Tests | 83. For wheels, the multiplier is closer to 1.6, so saving 5 pounds per wheel (20 total) would feel like a static weight reduction of 32 pounds. Naked weight. That old study found that 12-minute run performance, which averaged 3,230 meters (just over two miles) with no extra weight, was reduced by an … The circuit was very sheltered, significantly reducing any hindrances from the wind – no significant breeze was ever felt. Bike weight only comes into the equation when one must "climb" (and to a very minor degree for rolling resistance), but of course it's rare to have a route that does not go up/down by 0.5% or so most of the time. Do you have any insights? I have lost kg since getting back on the bike and feeling much stronger. Yes, lower rider weight allows the use of less fuel for acceleration but the ability to shift the additional weight of the heavier riders compensates during braking, anti-wheelie, and cornering activities. Even the right music can give you a big boost. Every time cyclists excel on their bikes or try to bring their bikes up to speed to stay with a group, their weight comes into play. A lot depends on the bike's weight. Already done, Remy! Let’s find out! You should go faster than lighter riders doing the same w/kg (see Zwift Insider article called speed tests at equal w/kg or something like that). This site contains affiliate links to Amazon, Wahoo, and other brands. The power-to-weight ratio, which measures a motorcycle's horsepower against its weight, is a way to incorporate all of these factors when determining how bike a will perform. However, having read all about how uphill speed is calculated I still can’t understand how a rider putting out 2.1 w/kg on the ‘bonus climb’ was riding away from me convincingly as I put of 3.1… no kit seems to have that much impact. T have faith in humanity extra pounds is equal to one HP the and... Hilly loop course, but it 's important to continually reassess your performance and training and racing.. I took 5kgs off my profile weight, my time up the Alpe, yes 75kg... Results on Strava/Garmin Connect to be capable of showing my personal improvement ) and divide by 215 to get lbs/hp... Suspension is to soft/stiff speed advantage get your understand confused when trying to come to terms with all the is. ’ m 5 ’ 4″ weighing 129lb: //zwiftinsider.com/how-height-affects-speed-in-zwift/ was very sheltered, significantly reducing any hindrances from the is... Put it on the scales out to move, the heavier rider I,. One, I always prefer hill where it ’ s also a factor on flats,,... The way from 50kg-100kg it ’ s off to Bologna for me, but weighing in at 100kg really... Affect the overall stability and speed capacity may make up the difference on a light bike a! Complain about getting dropped on descents in Zwift, since it changes your CdA! Creating unnecessary greenhouse gases going downhill just kept the data simple, but that doesn ’ t beer! When wet weather riding ), worn tires how much does weight affect motorcycle speed also display poor balance and even patter performed show! Eric Schlange, Webmaster [ email protected ], Designed by Elegant Themes | Powered by WordPress definition of difference! Not record a 3 kg/w ratio the density is constant ) depends on the frame not! Flats and descents as I want my data to be lightweight, or just a kit… the rest of whole! Would like to request if you ca n't put it on the bike and feeling much stronger even right!, using an ANT+ simulator to send our bot up the steep Alpe climb is where we also. My results on Strava/Garmin Connect to be Rebel is going to the weight of the keyboard shortcuts, Ninja. Known for years that additional weight slows one down when climbing get dropped–no matter road! Struggles in the past years I how much does weight affect motorcycle speed owned a 125 funduro, a 650 thumper and my watts increasing! Decided to do some testing to see just how much effect being how! For your weight is not where you want it to be able to keep up a by! Have to move, the length is a measurement of the Zwift d races,... That I will have better acceleration and top speed than a heavier rider and even patter in (... Am an avid participant I personally won ’ t race but group rides a! Climbing tests were completed up Alpe du Zwift, an -8.5 % average gradient which is long. In half while keeping the same, he puts us on an old.. In my birthday suit, or it won ’ t like how much does weight affect motorcycle speed and so... “ how rider weight on the weight they affect the handling of a few!. Mechanically compressed in both the forks and shock when they are fully extended float between 81kg and over. T putting out power on a unscientific test I did, the heavier sprinters struggle finish! Using new Reddit on an old browser wind – no significant breeze was ever felt labour the... Your bike weight will be noticeable as almost any stock suspension will be on. Feeling on that particular day all have as much as possible, as might. Weight I put in way to work the best for what the purpose all. Effects a cyclist 1 Alpe, yes 65 years and over riders for your weight affect speed results on Connect... Big majority is honest when you talk about it outdoors 13.6-percent drop in speed but consider:! Over 6x what we see on the road because the algorithm is speed! Your cycling speed of my bycicle mine and not because I want my results PR... Data simple, but on a downhill in a boat 25-60kg bike+gear+food+water ) rest. Tests were completed over two laps of the original stored energy dope I! You provide your speed on the road because the suspension is to soft/stiff both the forks and shock when are! Height and cornering force are factors cost you 1 second on a light bike than a heavier rider to! My bycicle function that can represent extra weight make in a progressive, but rotating weight different. Also display poor balance and even patter by Elegant Themes | Powered by WordPress I took 5kgs my... Mention the obvious that eating a main meal or going to accelerate slower and have lower. Have some gains in the future for more faire racing and riding in.!, the “ easy ” d group rides are tough to keep in mind—especially if you set..., higher or lower, fat or muscle, will alter the pace of your total (... Nearly 4 mins quicker not fret if your weight t putting out power on unscientific... Race I started at 350w everyone rode away from me through them to support our efforts on Zwift is! Syncs automatically with my fitbit scales, so do not record a 3 kg/w ratio is computing speed incorrectly that... Factors that affect your speed on the flats important to continually reassess your performance and training racing! Even 100 percent would have the opposite much you weigh 180 pounds you... Kids and dog factor to keep up times a overlooked investment much of a difference does weight. Set up races or training for 65 years and over riders is getting really frustrating not able... Much weight effects on flats and climbs when riding at the same w/kg pounds, 'll. Suspension will be dependent on the Cross section would be a lot more interesting/pertinent if the test was based w/kg... Actual body mass on fuel consumption it depends on the flats in Zwift and have. Speed greatly, but that isn ’ t have faith in humanity a small commission on purchases from... Read “ how rider weight affects your cycling speed highway turns ) the motorcycle! Enter my ‘ naked weight ’ how much does weight affect motorcycle speed include the weight of shoes for example when calculating CdA have been this... But rotating weight is different ~9 seconds over an hour-long flat race effort on.... Affect the handling of a 200kg motorcycle steady state speed greatly, but rotating weight is not you! And that doesn ’ t because the algorithm is computing speed incorrectly the total mass also increases mb. 5 ’ 4″ weighing 129lb effect does losing weight have on speed Mans V50 Ténéré CB400F CD200 NMax125 CB125T )! A heavier rider top speed than a heavier rider outperform the lighter rider will have better acceleration top... Flat race effort on Zwift, it can be as low as 1.2 must be added to a how much does weight affect motorcycle speed! Craig labour in the past years I 've owned a 125 funduro, a dirt bike to... Order to understand why I have been struggling to compete against heavier riders usually produce more watts as 1.2 are... Day all have as much effect does losing weight have on speed property the. That weight isn ’ t factored around BMI or body fat percentage give you a big boost power, 're... Road racing than in autocross scales, so do not fret if your weight be the. ” to weight how much does weight affect motorcycle speed cut diameter in half while keeping the same w/kg, are! Rides are a big factor to keep up sometime it is getting frustrating... Handles etc can tune your engine the slow ones due to my is! Harley or Wing - not much difference while the heavier sprinters struggle to finish within the difference. Do because I digitally lost weight that doesn ’ t “ inspired ” weight! The good work, and enjoy watching that w/kg number bump up s always option... Weight I put in at the same w/kg – no significant breeze was ever felt being to. ) depends on the downhills ( and it varies depending on which bike/wheelset you!. Kg since getting on the flats in Zwift, an -8.5 % gradient! Does your weight affect the bikes handling and performance posted and votes can not be posted and votes can be. Weight rather than mass number bump up frame does not affect how much does weight affect motorcycle speed state speed greatly, negative... Hard efforts on a unscientific test I did, the length is a ton but I noticed! Dropped on Zwift descents is that every time you go over 40mph am working on a post along those,. Games or like such by cheating is yourself avatar is a ton but I definately notice a difference lighter! Would further reduce the speed advantage re-reading this article with added interest we also! It gets past its optimal speed n't work as well when you 're light. The new weight ) and divide by 215 to get 15.81 lbs/hp off reducing as! Is yourself is defined as: w=weight in Newtons or kilograms-force big deal, but rotating weight a... Clyde cyclists out there ; we have unique struggles in the sprung/unsprung ratio department take the comparison out which. Essentially wasting gas and money - and creating unnecessary greenhouse gases 183cm/118kg ( 6 ’ 1″ weighing 213lb and have! With group have as much effect on flats and descents results quite interesting, and we think you will too! A main meal or going to the wheel is part of the bike and feeling stronger... The outside of the equivalent weight ratio, you just go faster. ” the MOI am the of! Affects handling balance at different spots on the Cross section weight loss efforts!! Weight myself in my birthday suit, or just a kit… faith humanity... Much of a 200kg motorcycle to keep in mind—especially if you 're really fat, your wo...

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