bike weight climbing

Effortlessly compute speed or power for all important parameters, such as weight, grade, position and tire type. The first thing that you should consider when getting a bike for hill climbing is the weight of the bike. 49.40, 278w – Normal bike; 50.38, 273w – Normal bike, reduced tyre pressure only 3 bars. ), then a total of 4000 x 9.8 x 90 = 3,528,000 Joules needs to be found just to lift the weight up that distance. I surprised myself. The weight I was at when I was 25 (now 42) - mostly from riding and adjusting diet just a bit. When climbing it is not all about weight, but also power transfer. I love to climb but like you was struggling. Bikes are becoming increasingly specialized as manufacturers make specific bikes for every kind of profile and terrain. $9500 for this bike which is a lot but not extreme considering it has a full wireless AXS group. Climbing was lively, It felt like my old Epic EVO with a … I currently own one aero road bike and a fixed gear for commuting. So we know that if a 70kg rider and an 80kg rider are producing the same amount of power the lighter rider will climb faster. Every single gram saved is an advantage on the climbs. When climbing uphill you need to pump the pedals harder with more force. As the weight came off climbing ability really increased. There is no limit to how light a mountain bike can be. How to Climb a Hill on an Electric Bike. If you can make your mountain bike lighter, there is room for improvement of your climbing performance. >>> Get the latest Cyber Monday cycling deals here <<< Assistant professor in the department of exercise and sport science at the University of Utah James C. Martin, Ph.D., determined that a 160-pound cyclist pushing out 250 watts of power takes 19 minutes and 21 seconds to climb a 7 percent grade over 5 kilometers. And if the climb is so steep that aero doesn't come into it, then my original statement above comes into effect. Different weight, same power-to-weight ratio. On a slow-burn climb, however, things will change. Fortunately or unfortunately, there is more to hill climbing that getting a lighter bike. 51.34, 277w – Normal bike + 1,8Kg extra water on bike. Cycling Performance and Weight. The Effects of Weight. The aero bike is good for general racing and riding but not the lightest of things and I've come to realise that my forte in cycling is riding up hills fast. Each of these bikes will work to get you out on a ride, though they vary in intended use, levels of performance, and versatility. Hi all, For next October I want to build a hill climb specific bike. Normally we have the option of bikes that have their frames made of steel or aluminium and they weigh from anywhere between 25lbs and 35lbs and even 40lbs. This translates into putting in extra effort, especially during a climb. Power. Even though electric bikes work just like ordinary bikes except with the assistance of an electric motor there are a number of things that you will have to keep in mind to make hill climbing with an e-bike easier. However, the overall weight of a bike depends on its type and what it is made for. Posted: Sep 1, 2010 at 23:45 Quote: 30lbs is a decent weight for an AM bike. These bikes are capable of carrying some serious speed uphill, changing the climbing dynamic with a much faster pace, often tossing finesse out the window in favor of power and momentum. Bike Calculator. Other issues in weight saving. Rider Course Power and Climb Rate; Marco Pantani (123lb/16lb) Alpe d'Huez 8.6 miles, 7.89% grade: 371W = 300 + 3 + 70 5709 ft/hr, 13.681 mph: Jan Ullrich Cyclists are known weight weenies, often spending thousands of dollars to save a pound or two off the bike. Climbing on an e-MTB with pedal assist support is somewhat different than climbing on a bike without a motor. I will add that I dropped 5lbs off the bike for a total weight loss of 25-30 lbs. And because that part of the equation factors in the rider’s weight — as discussed above — the lower the weight, the lower the required power to climb at a certain speed. Opposite the aero road bike is the stiffness-to-weight bike (AKA climbing bike). Bikes do come with weight limits, so it may be worth checking the spec of your bike to see if it "should" support you. As can aerodynamics. Some good long travel AM bike … If you lose weight at the expense of rigidity and strength, the gains may be lose. The frame tips the scale at only 780gr for size S. Armed with a power meter, a steep climb, and twelve pounds of water, I set out to answer some questions. At a sustained output of 200W (200 Joules/sec) it would need 4.9 hours just to provide that energy. Aero is far more significant in all other situations. The first bikes arrived in 1981 in the shape of the Specialized Allez road bike, Sequoia touring bike and Stumpjumper mountain bike. The bike I rode was the S-Works in S3 size with a 35mm stem. Thanks for posting this info. But how big is the weight penalty? It's a simple fact that the less weight needing to be powered up a climb will result in a faster climbing speed. The weight of your bike and gear is MORE important the less you weigh, or the less power you can sustain. If the total ascent is 4000m, and the weight of the bike and rider is 90kg (I wish! Then remove that weight, how much easier climbing now feels gives you rough estimate of difference how much easier that lighter bike would be compared to your bike. Welcome to the oldest and most popular bicycle performance prediction calculator on the web - since 1997. Bike weight is only relevant for acceleration and very steep mountains. I did once experiment, there was steep long hill that I could not manage with bike I had then, all racks, fenders etc. My take: 2000m climbing on a 100km ride is a big day in the saddle, and is something I very rarely do. The fastest setups available (Specialized Tarmac Pro or Cannondale EVO with Lightweight Meilenstein wheels) turn in a time ~17 seconds faster than the Tron bike over our ~49-minute test.. Weight came in at 26.3 lbs without bottle cage and hidden topcap tools. The Helium SLX Disc is our top-level lightweight bike that helps you with climbing faster. People have been trying to shave off the weight of every bicycle part, hoping to increase its speed and efficiency. Biking can help you burn fat, torch calories, and lose weight. The heavier a rider is, the greater his energy requirements will be 2. So the Tron bike is not the way to go, for a pure climbing race. Wider tyres, stronger wheels etc. This distributes weight toward the front end increasing grip. If you weigh 180 pounds, you’d average 11.46mph. About 2 years ago I went from 170 down to 145-150. But, in order to lose weight, you need to know how to approach your biking workouts the right way. You might possibly have some leverage from the warranty point of view. did weight quite a bit, so I took out weight from it, around 12 pounds of weight actually. The Zwift Concept Z1 (Tron) bike is 32 seconds faster than the stock Zwift Aero+32mm Carbon setup in our Alpe climb tests. For example, I wish I’d ridden a heavier TT bike in 2011. Say you hold 200 watts up a six-mile climb with a three-percent grade. We rated each bike on the predetermined metrics of downhill performance (worth 30%), climbing performance (30%), versatility (20%), weight (10%), and build (10%). Assuming Rider A is on a 10kg MTB and making a 10 mins climb with Gearing ratio Z. Reducing bike weight is challenging and does not have to cost a lot of money. 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