The Two Most Common Types of Bike Brakes Rim Brakes These are slowly becoming a rarity on modern bikes, but they have not been phased out as quickly as we thought since the arrival of the disc brake.

SRAM describes their new Motive disc ... brakes, these new Motives are still strong 4-piston stoppers, just slimmed down to make them suitable for everything from lightweight World Cup XCO race ...