New guides from BikeRatio: bike setup, sizing, gearing, training, e-bikes and maintenance.https://bikeratio.com/enhttps://bikeratio.com/bike-tire-pressure/https://bikeratio.com/bike-tire-pressure/What PSI to run on road, gravel, mountain and city bikes by rider weight, tire width and terrain. Charts in psi, hookless limits, and why harder isn't faster.Mon, 19 Oct 2026 00:00:00 GMTBike setuphttps://bikeratio.com/bike-seat-height/https://bikeratio.com/bike-seat-height/How to tell from symptoms if your saddle is too high or too low, measure your current height, check it with heel and knee angle, and adjust 2 mm at a time.Mon, 19 Oct 2026 00:00:00 GMTBike setuphttps://bikeratio.com/tubeless-tires/https://bikeratio.com/tubeless-tires/Tubeless tire pros and cons, step-by-step setup, how much sealant to use for your tire width, how often to top it up and what pressure to run.Mon, 19 Oct 2026 00:00:00 GMTBike setuphttps://bikeratio.com/how-to-install-bike-cleats/https://bikeratio.com/how-to-install-bike-cleats/SPD, SPD-SL or Look Keo: which to choose, how much float each cleat color gives, how to position cleats on your shoes and how to unclip without falling.Mon, 19 Oct 2026 00:00:00 GMTBike setuphttps://bikeratio.com/bike-fit-at-home/https://bikeratio.com/bike-fit-at-home/How to fit your bike yourself without a studio: the right order (cleats, saddle, handlebar), how to measure at home and what each kind of pain tells you.Mon, 19 Oct 2026 00:00:00 GMTBike setuphttps://bikeratio.com/what-size-bike-do-i-need/https://bikeratio.com/what-size-bike-do-i-need/What size bike fits your height and inseam, how to measure your inseam at home with a book, what to do between two sizes and why stack and reach matter most.Mon, 19 Oct 2026 00:00:00 GMTChoosing a bikehttps://bikeratio.com/types-of-bikes/https://bikeratio.com/types-of-bikes/Road, gravel, mountain, hybrid, city, folding or electric: what each type of bike is for, what tires it runs and how much it weighs, with real spec sheets.Mon, 19 Oct 2026 00:00:00 GMTChoosing a bikehttps://bikeratio.com/gravel-vs-road-bike/https://bikeratio.com/gravel-vs-road-bike/Gravel vs road bike by the numbers: geometry, tires, gearing, weight and how much slower a gravel bike is on pavement at 200 W. Plus when one bike is enough.Mon, 19 Oct 2026 00:00:00 GMTChoosing a bikehttps://bikeratio.com/carbon-vs-aluminum-bike/https://bikeratio.com/carbon-vs-aluminum-bike/Carbon vs. aluminum: the real weight difference (about 0.9 lb of frame), stiffness, comfort, durability, repair and price, and when to choose steel or titanium.Mon, 19 Oct 2026 00:00:00 GMTChoosing a bikehttps://bikeratio.com/buying-a-used-bike/https://bikeratio.com/buying-a-used-bike/How to buy a used bike: check the serial on Bike Index and 529 Garage, inspect frame, chain, wheels and brakes, where to shop, and what a fair price looks like.Mon, 19 Oct 2026 00:00:00 GMTChoosing a bikehttps://bikeratio.com/bike-gear-ratios-explained/https://bikeratio.com/bike-gear-ratios-explained/Bike gear ratios explained: how to calculate ratio, gear inches, development and gain ratio from chainring, cog and wheel, and what speed each gear gives you.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/1x-vs-2x-drivetrain/https://bikeratio.com/1x-vs-2x-drivetrain/1x vs 2x by the numbers: gear range, jumps between cogs, real weight and maintenance, with SRAM XPLR, Shimano GRX and 105. And who each drivetrain is for.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/best-gear-ratio-for-climbing/https://bikeratio.com/best-gear-ratio-for-climbing/What gearing you need to climb by grade, weight and watts: cadence with 34x28, 34x32, 34x34 and 40x44, plus a table of recommendations by fitness level.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/how-to-adjust-rear-derailleur/https://bikeratio.com/how-to-adjust-rear-derailleur/Adjust a rear derailleur step by step: H and L limit screws, cable tension, B-tension screw and a bent hanger. With Shimano and SRAM specs and common mistakes.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/how-to-change-bike-cassette/https://bikeratio.com/how-to-change-bike-cassette/Change a cassette step by step: tools, lockring torque (30-50 N·m on Shimano, about 40 on SRAM) and which cassette fits each freehub body.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/shimano-road-groupsets/https://bikeratio.com/shimano-road-groupsets/Shimano groupset hierarchy: Claris, Sora, Tiagra, 105, Ultegra, Dura-Ace and GRX compared by speeds, mechanical or Di2, cassettes and weight in 2026.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/sram-groupsets/https://bikeratio.com/sram-groupsets/SRAM groupsets compared: Apex, Rival, Force and RED for road and gravel, Eagle Transmission for MTB, official weights, speeds, AXS and who each is for.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/mechanical-vs-electronic-shifting/https://bikeratio.com/mechanical-vs-electronic-shifting/Di2 and AXS vs. cable shifting: precision, real weight, battery life, maintenance, roadside repairs and who each one is worth it for.Mon, 19 Oct 2026 00:00:00 GMTGearing and drivetrainhttps://bikeratio.com/what-is-ftp-cycling/https://bikeratio.com/what-is-ftp-cycling/FTP is the power you can hold for about an hour. How to do the 20-minute or ramp FTP test, how to calculate it and what to do with the result.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/cycling-training-zones/https://bikeratio.com/cycling-training-zones/Coggan's 7 power zones and heart rate zones by threshold, max or reserve, with examples in watts and bpm and how much time to spend in each zone.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/how-to-prepare-for-your-first-big-climb/https://bikeratio.com/how-to-prepare-for-your-first-big-climb/How to prepare for your first big climb on a bike: how long it will take at your watts and weight, an 8-week plan, pacing, what to eat and what gearing to run.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/what-to-eat-on-a-bike-ride/https://bikeratio.com/what-to-eat-on-a-bike-ride/How many carbs per hour on a bike (30-60 g, up to 90 g on rides over 2.5 h), how much to drink, how much sodium and what to eat before, per sports science.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/how-to-climb-faster-on-a-bike/https://bikeratio.com/how-to-climb-faster-on-a-bike/How to climb faster on a bike: what pays off more, 7 lb less or 15 W more, which intervals to do, strength work, cadence and gearing, with real climb times.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/indoor-bike-trainer/https://bikeratio.com/indoor-bike-trainer/Wheel-on, direct drive or smart bike: power accuracy (±1 to ±5%), noise, cost, apps, and how to train indoors with workouts that actually work.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/first-century-ride-training-plan/https://bikeratio.com/first-century-ride-training-plan/An 8-week plan for your first metric century (100 km / 62 miles): long rides, pacing, finish times by watts, what to eat per hour and how to scale to 100 miles.Mon, 19 Oct 2026 00:00:00 GMTTraining and powerhttps://bikeratio.com/ebike-range/https://bikeratio.com/ebike-range/What drains an e-bike battery and by how much: assist mode, climbing, wind, cold, weight, speed and tires, with the miles you get in each case.Mon, 19 Oct 2026 00:00:00 GMTE-bikeshttps://bikeratio.com/how-to-choose-an-ebike/https://bikeratio.com/how-to-choose-an-ebike/Which e-bike to buy for how you ride: mid-drive or hub motor, torque, battery size, torque sensor, bike type and e-bike classes, with comparison tables.Mon, 19 Oct 2026 00:00:00 GMTE-bikeshttps://bikeratio.com/ebike-battery-care/https://bikeratio.com/ebike-battery-care/How to charge, store and transport your e-bike battery so it lasts: charge to 80%, store at 30-60% between 50 and 68 °F, plus winter and summer tips.Mon, 19 Oct 2026 00:00:00 GMTE-bikeshttps://bikeratio.com/mid-drive-vs-hub-motor/https://bikeratio.com/mid-drive-vs-hub-motor/Mid-drive vs hub motor: real torque through the gears, torque or cadence sensor, weight, balance and maintenance, with specs from Bosch, Shimano, Bafang, Mahle.Mon, 19 Oct 2026 00:00:00 GMTE-bikeshttps://bikeratio.com/class-3-ebike/https://bikeratio.com/class-3-ebike/A class 3 e-bike assists to 28 mph while you pedal. Where you can ride one, the usual age 16 minimum and helmet rule, and when it legally stops being a bicycle.Mon, 19 Oct 2026 00:00:00 GMTE-bikeshttps://bikeratio.com/when-to-replace-bike-chain/https://bikeratio.com/when-to-replace-bike-chain/Replace your chain at 0.5% wear on 11- or 12-speed and at 0.75% on 10-speed or fewer. How to measure it with a ruler or a checker, and how much it saves you.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/bike-maintenance-schedule-by-miles/https://bikeratio.com/bike-maintenance-schedule-by-miles/What to check on your bike before every ride, every week, every 300, 600 and 2,000 miles and yearly: chain, brakes, wheels, tubeless sealant and suspension.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/how-to-clean-lube-bike-chain/https://bikeratio.com/how-to-clean-lube-bike-chain/How to clean and lube a bike chain step by step: which lube to use (dry, wet or wax), how much, how often, and the mistakes that wear it out fastest.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/how-to-fix-a-flat-bike-tire/https://bikeratio.com/how-to-fix-a-flat-bike-tire/How to fix a flat bike tire step by step: replace the tube, patch it, plug a tubeless tire, boot a cut sidewall, and what to carry in your saddle bag.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/bike-disc-brakes/https://bikeratio.com/bike-disc-brakes/How bike disc brakes work, mechanical vs. hydraulic, organic vs. metallic pads, when to replace them, how to center the caliper and how to bed in new pads.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/how-to-bleed-hydraulic-brakes/https://bikeratio.com/how-to-bleed-hydraulic-brakes/When to bleed hydraulic bike brakes, mineral oil vs DOT fluid and why you never mix them, the basic steps, and when to leave the job to a bike shop.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/how-to-true-a-bike-wheel/https://bikeratio.com/how-to-true-a-bike-wheel/How to true a bike wheel: lateral and radial truing, which way to turn the nipples, tolerances, spoke tension and when the rim needs replacing.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/how-to-clean-bike/https://bikeratio.com/how-to-clean-bike/How to wash a bike: the right order, what products to use, why to skip the pressure washer, how to protect disc brakes and how often to do it.Mon, 19 Oct 2026 00:00:00 GMTMaintenancehttps://bikeratio.com/bikepacking/https://bikeratio.com/bikepacking/Bikepacking step by step: seat, handlebar and frame bags with their max loads, how to split the weight, where to sleep, what to pack and bags vs. panniers.Mon, 19 Oct 2026 00:00:00 GMTTouring and travelhttps://bikeratio.com/bike-touring-with-panniers/https://bikeratio.com/bike-touring-with-panniers/How to tour with panniers: racks and max loads, how much weight front and rear, gearing to climb with 44 lb of gear, and how many miles to ride per day.Mon, 19 Oct 2026 00:00:00 GMTTouring and travelhttps://bikeratio.com/flying-with-a-bike/https://bikeratio.com/flying-with-a-bike/Flying with a bike on United, American, Delta, Southwest, Alaska and JetBlue: fees, 50 lb and 115 in limits, packing steps, and why e-bike batteries can't fly.Mon, 19 Oct 2026 00:00:00 GMTTouring and travelhttps://bikeratio.com/bikes-on-amtrak/https://bikeratio.com/bikes-on-amtrak/Amtrak bike rules: roll-on racks with a reservation, boxed bikes for $10, folding bikes free, e-bikes up to 50 lb. Plus Caltrain, Metra, Metro-North and MBTA.Mon, 19 Oct 2026 00:00:00 GMTTouring and travelhttps://bikeratio.com/car-bike-racks/https://bikeratio.com/car-bike-racks/Hitch, roof or trunk bike rack? Load limits (33-80 lb per bike), prices, fuel economy hit, e-bikes, and plate and light rules that change from state to state.Mon, 19 Oct 2026 00:00:00 GMTTouring and travelhttps://bikeratio.com/best-gran-fondos-usa/https://bikeratio.com/best-gran-fondos-usa/Unbound Gravel, Leadville 100, Levi's GranFondo, Mt. Washington, Triple Bypass, RAGBRAI, Hotter'N Hell and BWR: distance, climbing, month and how to get in.Mon, 19 Oct 2026 00:00:00 GMTTouring and travel