SRAM Crankset Red D1 (BB Not Included) (172.5 mm 48/35T) Size: 172.5 m

Sram: FOR TREK FRAME WITH BB90 and FRAMES WITH ITALIAN THREAD GXP INTERFACE (NOT DUB COMPATIBLE) The SRAM RED® crankset leverages a pivotal design innovation: smaller chainrings and a wider cassette range. This leads to smoother and faster shifting up front and more useful gearing for today’s riders. The new configurations improve cadence and efficiency while also delivering shifts that are crisp, clean and quickevery time. THINGS TO REMEMBER X-Range™ gearing technology gives you more range and a smoother gear progression, so you’re always in the right gear Improved front shifting performance for crisp and accurate front shifts Unique chainring design results in a lighter weight, stiffer, more durable crankset DUB™ bottom bracket adds durability, simplicity and broad compatibility Can be upgraded to a power meter SPECIFICATIONS PTA_Speeds: 12 PTA_BB Compatibility: GXP/PF GXP 68mm PTA_Chainring Size: 46/33, 48/35, 50/37 PTA_Crank arm length: 170mm, 172.5mm, 175mm PTA_Chainline: 45.0mm P