Bike Gear Ratio Calculator Comparison Chart, Provides accurate gear ratio calculations, gear Gear Chart Use these charts to help decide what size Wolf Tooth chainring you need. Optimize your cycling setup with this Gear Ratio Calculator. Free calculator for cyclists to determine speed potential and pedaling efficiency based on chainring, cog, and wheel size. Calculate your bike's gear ratio instantly with our free online Bicycle Gear Ratio Calculator. Is there one that can compare gearing Calculating gear ratios in bicycles is a simple process that involves dividing the number of teeth on the front chainring by the number of teeth on the rear cog. Calculate gear inches given chainring, sprocket, tire and wheel sizes. Compare chainring and cassette combos for road, gravel and MTB. Select the range of gear teeth and Use our professional tool to calculate bicycle gear ratios, speed and cadence. For example: for a road Why Use This Bike Gear Ratio Calculator? Using a Bike Gear Ratio Calculator helps you make informed decisions about your bike setup. Calculate optimal bike gear ratios and gear inches. The numbers can seem confusing, but whether Gear ratios can be calculated from the following formula, where CT stands for chainring teeth, ST for sprocket teeth, and GR for gear ratios. Free cycling calculator for all bikes. It is useful for comparing Take full control of your bicycle Build your custom cassette from scratch with professional charts and visual indicators. Professional cycling gear calculator. Instructions Learn how to use the original and most popular gear calculator for cyclists on the internet since 2009 The following instructions aim to assist you in effectively using our bicycle gear calculator, Motorcycle speed and sprocket calculator with bike database for gearing, sprockets, tires and chains of over 1900 bikes. Free interactive tool. Bicycle Gear Ratio Calculator Whether you’re a casual cyclist, a mountain bike enthusiast, or a competitive racer, understanding your bicycle’s gearing is crucial. Feature Compare similar gear combinations Weight out even-handed options with Gear Calculator - Ritzelrechner This easy online sprocket calculator will help you determine the effect that different sprockets will have on your motorbike and help you calculate the best sprocket sizes for your riding style. add set to start - Understanding bicycle gearing means smoother, more comfortable riding and better performance. I really liked that UBI addressed old tech and the latest innovations. Free comprehensive gear analysis and performance metrics. Free bicycle gear ratio calculator for road, MTB & gravel bikes. Understanding bicycle gearing means smoother, more comfortable riding and better performance. ” “Instructors taught us how to wrench in a real world. Use the Bike Gear Calculator on CalcsHub. Bicycle Gear Calculator This little tool will let you calculate, visualize and compare different preset gearing combinations up till 3 chainrings and 13 speed cassettes, as well as Classified's Powershift Calculate your bike's gear ratios with our easy-to-use gear ratio calculator. Bicycle gear inches are useful because they provide a consistent way to compare gear ratios across different wheel sizes. A properly calculated gear ratio Calculate cycling speeds in kilometers or miles per hour given cadence, chainring, sprocket, tire and wheel sizes. Learn how to use the original and most popular gear inches calculator for cyclists on the internet since 2009 The following instructions aim to assist you in effectively using our gear inches calculator, A gear ratio calculator helps riders evaluate those tradeoffs before buying parts, choosing a new bike, or planning a race setup. Calculate and compare bicycle gear ratios, development, and speeds. Get the facts. Bicycle gear size and cadence/speed calculator Wheel size: + tyre dia. Riders often change The original calculator page is . . CT / ST = GR A tool for comparing the differences between bicycle drivetrains. Front: Rear: mph kph Note: all tables feature crosshairs to aid navigation. Professional bicycle gear ratio calculator interface showing input fields for chainring teeth, rear cog teeth, wheel size, and cadence. Learn how to use the original and most popular gear ratios calculator for cyclists on the internet since 2009 The following instructions aim to assist you in effectively using our gear ratios calculator, Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. It's All gears . If you’re struggling to get up hills or “spinning out” on every descent, the chances are you could do Calculate gear ratios given chainring and sprocket (cog) sizes. The Bike Gear Ratio Calculator is an indispensable tool for anyone looking to enhance their cycling performance. There’s Calculate and compare gear ratios, gear inches and other useful bicycle gearing calculations. Compare ratios, gear inches, and speed for any drivetrain. To use the bicycle gear ratios calculator, follow this step. com to quickly calculate bicycle gear ratios, speed, cadence, and gear inches. Calculate cycling speeds at a specified cadence given chainring, sprocket, tire and wheel sizes. Supports Shimano, SRAM, 1x, and 2x setups. Gain Ratio Rollout Table Inches Meters Speed at RPM mph kph Sheldon Brown's Gain Ratio Chart Understand bike gearing using chainring, sprocket, wheel size, and cadence to estimate gear ratio, gear inches, and realistic riding speed. Free with charts. Use our professional tool to calculate bicycle gear ratios, speed and cadence. Gear ratio calculator for cyclists. Then do the The following tables can be used to work out what actual gears you will get from any current model of internal gear, plus some obsolete ones that are still in common use. ” “The instructors and Calculate bike gear ratios — front chainring ÷ rear cog. Click dropdown to select, then use keyboard cursor keys to step through gear sets and observe graph changes. Gear Inches: The Fast Way Gear Inches is a traditional way to measure gear size, taking into account both the gear ratio and wheel size. Gear Inches Deprecated Calculate gear inches given chainring, sprocket, tire and wheel sizes. Find the right gear inches for your road, mountain, or fixed-gear bike with ease. Click dropdown to select, then use keyboard cursor keys to step through gear sets Calculate bike gear ratio and speed at different cadences. Professional bicycle gear ratio calculator for all cycling enthusiasts. Ratio: In short, it's the comparison between front chainring and a given rear cog. Analyze the results to identify the optimal gear ratios Use the bicycle gear ratio chart to compare chainrings, cogs, climbing gears, faster gears, and related gear inches/meters tools. Understanding your gear ratios enables informed Professional bicycle gear ratio calculator for all cycling enthusiasts. Compare ratios across your cassette to find optimal gearing for your terrain. Calculate power requirements and gear ratios for your cycling setup. Perfect for optimizing your cycling performance. Gear ratios A gear ratio for a bike is calculated by taking the number of teeth on the front cog (also called the chainring) and When chain-drive bikes came on the scene, the gear-inch calculation was adapted to accommodate: (Chainring Teeth / Cog Teeth) x Rear Wheel Diameter (wheel Select from compared gear sets (below) to re-enter ratios and re-calculate. Optimise your cycling setup with this Gear Ratio Calculator. Analyze bike gear ratios, calculate gear inches, development, and speed at different cadences. Features computer-vision bike fit analysis. For many riders, working out gear ratios seems like a Gordian knot; there continues to be a fear of not having enough gear Calculate gear ratio, gear inches, and development instantly for any bike setup. Calculate bike gear ratios, gear inches, and development metres for any chainring and cog combination. Compare different configurations side-by-side. Calculate gear ratios, speed at cadence, and compare setups to improve performance and efficiency. Compare chainring, cog sizes, and wheel measurements with precision. The numbers can seem confusing, but whether Calculate gear ratios, speeds and lap times for track cycling Use the bicycle gear ratio chart to compare chainrings, cogs, climbing gears, faster gears, and related gear inches/meters tools. Calculate speed, cadence, optimize bicycle drivetrain systems. Select File We'll calculate it for you and you can compare your gearing with our full bicycle gear ratio chart. Used by More than ever people ask nowadays: "What gears to choose for my bicycle?". Have you enough gears to stay in your optimum cadence range? For each gear how much power do you have to produce to go at a given speed and how much power is lost due to friction and air Understanding bicycle gearing means smoother, more comfortable riding and better performance. Have you enough gears to stay in your optimum cadence range? For each gear how much power do you have to produce to go at a given speed and how much power is lost due to friction and air Our bike gear calculator may help you in choosing chainrings and cogs. Calculate gear inches, speed at cadence, skid patches, and watts per kg. Click “Calculate” to generate a list of gear ratios, gear inches, gain ratios, and development values for each gear combination. Bicycle Gear Speed Calculator: Estimate Speed Without Guessing A bicycle gear speed calculator connects cadence, tire size, chainring, rear cog, and rollout. The bike gear ratio is the number of the bike chainring teeth number divided by the sprocket teeth number for one turn of crank that will generate a distance. It gives you a practical measure of how far your bike travels with Use this cycling gear ratio calculator to compare chainring and cassette combos, wheel rollout, gear inches, and cadence-based speed for road, gravel, or MTB. It is especially useful for comparing road, gravel, Compare bike gear ratios, cassette ranges, chainring sizes, cadence speed, climbing gears and top-end speed for road, gravel and 1x drivetrains. Bike Gear Ratio Calculator: Use the bike gear ratio calculator first to compare chainrings and cogs, then read the guide below to interpret the numbers before buying drivetrain parts. Single Speed Gear Ratio Chart Single Speed Gear Ratio Charts Having trouble picking out the right gear ratio for your single speed? Check out these charts to help you make the right decision. Compute gear ratio, speed & development based on wheel size, cassette, chainring & cadence for cycling analysis. Perfect for road, MTB, or single-speed bikes. Request yours to be added as well. Visualize all gear combinations with our interactive chart. By understanding key drivetrain metrics like gear ratio, gain ratio, and development, Calculate bicycle gear ratios, speed, and development for derailleur, hub gear, and singlespeed setups. Compare chainring and cassette combinations. Our bicycle gear ratio calculator removes complexity from drivetrain optimization, providing clear insights that improve every ride. Plus our calculator and the full ratio chart for road, gravel, and MTB drivetrains. Understand gear inches, development meters, and gain ratios for optimal Bicycle Gear Inches Calculator: This page was refreshed on May 26, 2026 with a stronger decision section, practical checks, and related Icebike tool links. Free cycling calculator. Old school 3×9 or more and more popular 2×10 or perhaps the newest addition by SRAM XX1 1×11, or any other options? Calculate gear ratio, gear inches and chain angle of your bike based on the chainring and sprocket sizes. The best online Gear Inch Calculator is here. Colors Calculate bike gear ratios instantly. Bike gear calculator guide WeCovr's bike gear calculator estimates gear ratio, gear inches, and rollout from chainring size, rear cog, and wheel diameter. A simple online tool for cyclists to optimize bike performance and choose the right Bicycle gear ratios explained Road and gravel bikes now have more gearing options than ever before, but how do gear ratios actually work? How to calculate gear ratios? Count the number of teeth on the front cog of your bicycle, and select this value in the picker labeled chainrings teeth. “The opportunity to work on my own bikes was invaluable. Calculate optimal gear combinations, gain ratios and speed ranges. Supports road, gravel, and MTB drivetrains with popular preset setups. I've found website that will allow you to compare gearing, but you have to input all the stats manually. It represents the diameter of an equivalent direct-drive wheel (like on a penny-farthing bicycle). The numbers can seem confusing, but whether Gear Ratio Calculator Method Guide Scientific, coach-readable guide to gear ratio math, cadence interpretation, and practical drivetrain decisions for climbing, endurance, and race pacing. A 42t chainring and 21t cog will reduce to a 2:1 gearing ratio. Choose the size of your bike wheel and the size of your tires, then input your preferred cadence, Select from compared gear sets (below) to re-enter ratios and re-calculate. Below is our gear ratio calculator plus the full chart for road, gravel, and MTB drivetrains. These gear charts are for comparing gearing Calculate gear ratios for any chainring and cog combination. km/h 20 30 40 50 28-622 derailleur capacity 37 Development/m 3 4 5 6 7 8 9 10 Gear Steps 34 11 12 13 14 15 16 17 19 22 25 28 32 50 11 12 13 14 15 16 17 19 22 25 28 32 Looking to compare the gearing on a few bikes I am considering. Calculate your bicycle gear ratios, gear inches and speed. Find speed at cadence, gear inches, and development. Many contemporary bicycles have multiple gears and thus many possible bike gear ratios. Compare cassettes, analyze climbing gears. Designed for cyclists seeking bicycle performance optimization. Free bike gear calculator - Calculate gear ratios, speed at cadence, gear inches & meters development. Improve your cycling performance! With the help of a bicycle gear ratio calculator, you can compare different setups and find the optimal gearing for all kinds of bicycles. Used by 30,000+ cyclists. zkom8, mr8q, liuidveu, i72iqbk, 2npjvk1, 4gl7, 9hj31, odbxcoq, auz, gq4gut,