SRAM BB BSA GXP truck-pad and reduces friction and noise

and reduces friction and noise

but doesn't sacrifice any of the functionality of the Core 3 or Core Pro models

Connectamajig hose connection for easier install and service

New asymmetrical tooth profiling and more upshift and downshift zones yield instantaneous smooth and quiet shifting

SRAM BB BSA GXP truck-pad and reduces friction and noiseGutter Seal Technology drastically improves sealing against the elements while reducing seal drag. We've designed a fresh cup forging for a high end look. A new standard in external bearing performance. Gutter Seal Technology drastically improves sealing against the elements GXP's Gutter Seal design reduces friction Improved tool engagement Sealed cartridge bearings English or Italian threads BB FRAME INTERFACE English BSA (MTB Road: 68 73mm), English