If you’ve been considering buying your first ebike — or perhaps your second or third — chances are you’ve come across some models equipped with a belt drive instead of a traditional chain. But what ...

Back in November, BikeRadar reported on a drivetrain efficiency study by Friction Facts, and our relationship with the component tester continues to bear fruit, with this installment investigating the ...

If you bought a bicycle between say 1893 and 2007, chances are you know what a bike chain tattoo (aka “rookie mark”) is—the greasy imprint of your bike chain on your leg or pant cuff. Bike chains, ...

For vehicles like ebikes, belt drives offer a smoother, zero-maintenance alternative to chain drives. The Shift Drive system takes the technology further, by allowing riders to shift between two gears ...

Frictional belt drives reliably transmit power from source to load without asking much in the way of upkeep. Their modest needs stem from the fact that belts elongate through normal use and wear. The ...

Harley-Davidsons are special. Aside from their unique "potato-potato" exhaust note, they stand apart from most motorcycles mainly due to their single-pin crankshaft design and their belt final drives.

Poly Chain GT2 belt systems require no lubricants or retensioning and handle more than 118,000 high-torque drive combinations. Timing belt pulleys offer smooth entry in and out of the mating pulley to ...

Last July, when Greg Martin rolled across the finish line to win the 2009 Singlespeed World Championships bike race in Canmore, Alberta, one thing was missing from the rig he'd pedaled for 24 hours ...