SRAM's most advanced aluminum cranks meet their most accessible power measurement. Get the data you need to progress integrated into a light stiff and strong crankset that features our X-Range shifting.

Spindle-based power meter unit measures left side power to calculate total watts

Long battery life (400+ hours) to power a season of rides (User replaceable AAA lithium battery)

IPX7 waterproof to 1 meter for 30 minutes

Modern aluminum crankarms and aluminum 2x chainring optimizes stiffness to weight ratio with material only where it’s needed

X-Range gearing technology gives you more range and a smoother gear progression so you’re always in the right gear

2x aluminum intergrated chainring offers crisp and accurate front shifts

DUB bottom bracket adds durability and simplicity (Bottom bracket sold separately)

45mm chainline

Rings	48/35
Number of Chainrings	Double
Drivetrain Speeds	12
Chainring BCD	Direct Mount SRAM 8-Bolt
Chainline/Hub Compatibility	135/142 Road Disc Hubs > 415 mm Chainstay
Color	Black
Crank Length (mm)	165
Crank Intended Use	Road
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	SRAM DUB
Defined Color	Black
Chainring Sizes	48/35T
Crank Length	165Mm