CYCLING ROAD

Chainring

A large toothed ring (part of the chainset) that drives the chain via the pedals and cranks.

Chainstay

The two horizontal parts of the bike frame that join the bottom bracket to the rear wheel.

Cogwheel

A less commonly used term for a sprocket.

Cranks

The arms which drive the chainwheels. Cranks are bolted to the crankshaft.

Crankshaft

The axle to which the cranks are attached.

Derailleur

The mechanism which moves the chain from one chainring or sprocket to another.

Gloves

Handlebars

The part of the bicycle which the rider takes hold of.

Helmet

Saddle

The seat of a bicycle.

Race bike

"Vélo de contre la Montre"

Bicycle pants

Chainset

The setup comprising the chainwheels, chain and rear sprocket.

MOUNTAIN BIKE

Mountain bike

Bicycle pants

Chainring

A large toothed ring (part of the chainset) that drives the chain via the pedals and cranks.

Chainstay

The two horizontal parts of the bike frame that join the bottom bracket to the rear wheel.

Cogwheel

A less commonly used term for a sprocket.

Cranks

The arms which drive the chainwheels. Cranks are bolted to the crankshaft.

Crankshaft

The axle to which the cranks are attached.

Derailleur

The mechanism which moves the chain from one chainring or sprocket to another.

Gear

The mechanism on a bike that changes its rate of motion; low gears make it harder to pedal while high gears make it easier.

Gloves

Handlebars

The part of the bicycle which the rider takes hold of.

Helmet

Saddle

The seat of a bicycle.

Suspension

A part of a bicycle which absorbs the impact of a wheel going over an obstacle, making for a smoother ride.

Sprocket

The rear cog, normally a smaller toothed ring, which fits onto the rear wheel; also called a cog or cogwheel.

Chainset

The setup comprising the chainwheels, chain and rear sprocket.

(Credit: IOC. Click here for further information.)