💰
Buying Guides
Rim vs Disc Brakes Compared
Disc brakes win in the wet and on wear; rim brakes win on weight and simplicity. Compare wear, heat and compatibility, and learn when to stop riding.
Latest articles
Fresh guides, tips and fixes from the workshop.
📐
Technical Reference
Bike Parts Compatibility: Tires, Bottom Brackets, Wheels, Disc Brakes and Cassettes
Decision trees for matching tires, bottom brackets, rear wheels and axles, disc brake mounts and cassettes to your bike by the interface number, not the name.
📐
Technical Reference
Bicycle Frames Explained: Materials, Geometry and Construction
How bicycle frames work: parts, steel, aluminum, titanium and carbon compared, sizing, geometry terms, ISO 4210 testing, and when to stop riding.
📐
Technical Reference
Bicycle Standards Directory: ISO, ETRTO, EN, CPSC
Plain-language directory of the ISO, EN, ETRTO and US CPSC standards that govern bicycles, tires and e-bikes: what each covers, its status and where to read it.
🔧
Bike Maintenance
Bicycle Wheels and Hubs: Parts, Standards and Bearings Explained
How wheels and hubs work: parts, spokes, tire sizes, axle and spacing standards, disc mounts, freehub bodies, bearings, and when to stop riding.
⚡
E-Bikes
How to Charge an E-Bike Battery Safely: Do’s and Don’ts
Use the matched charger, plug into the wall, stay present, charge away from exits, and know the warning signs that mean stop and call for help.
🔋
E-Bike Troubleshooting
How to Test E-Bike Hall Sensors With a Multimeter
How to check an e-bike motor's Hall sensor supply and three signal wires with a multimeter, read the results, and know when to stop and see a shop.
🔋
E-Bike Troubleshooting
How to Replace an E-Bike Controller: What to Match and When to Get Help
What a replacement e-bike controller must match (voltage, current, Hall sensors, connectors, display), how to rule out other faults, and when to see a pro.
🚲
Cycling for Beginners
Saddle Pain While Cycling: Why It Happens and How to Actually Fix It
Saddle pain usually means weight on soft tissue instead of sit bones. Fix height, tilt, position, width and clothing in order, and know when to see a doctor.
🔋
E-Bike Troubleshooting
E-Bike Battery Draining Too Fast: 8 Reasons and What to Do About Each
Eight causes of fast e-bike battery drain, from assist level and tire pressure to cold, aging and BMS faults, with what to check first and when to stop.
🔋
E-Bike Troubleshooting
E-Bike Won’t Turn On At All: Every Possible Cause Checked
Dead e-bike? Check battery seating, charge, temperature, display and cables first, and know when to stop and take it to an authorized dealer.
🚲
Cycling for Beginners
10 Cycling Myths, Sorted by What the Evidence Supports
Ten common cycling beliefs, from lycra to helmets. Four are checked against sources; six are labeled editorial guidance.