SRAM's Red-caliber GXP bottom bracket gets an upgrade to BlackBox ceramic cartridge bearings. Ceramic bearings offer outrageous hardness and roundness in comparison to steel, which substantially reduces the mechanical drag of the bottom bracket as the crankarm spindle rotates through it. After... read more

SRAM calls this bottom bracket the GXP Team, but it's better known as the BB that comes standard with both the SRAM Force crankset and the SRAM Rival crankset. It's identical to the BB used for the Red component gruppo, except the standard GXP uses steel bearings instead of ceramic.... read more