SRAM Quarq S975 BB30 Powermeter Crankset 172.5mm 50-34 Black Rings; Bottom Bracket Not Included

SRAM's Quarq power crankset is compatible with all of SRAM's road groupsets, and the cranks feature SRAM's integrated carbon crank arm and SRAM's proven RED chainrings. The Quarq is the lightweight leader for wireless power devices and instillation and battery change-outs are simple, plus ANT+ Wireless compatibility gives it the flexibility to sync with nearly any display unit.

Quarq S975

Does not include bottom bracket, head unit, or training software

Uses SRAM's S900 carbon fiber crank arms and Red chainrings Quarq CinQo spider with strain gauges provides +/- 2% accuracy

Wireless ANT+ technology is compatible with several Garmin power receiving/display units, as well as CycleOps

Joule and Specialized Speedzone Pro Calibration values are stored in the CinQo, no need to recalibrate if you change head unit

Coin-style battery (BA0124) is easily replaced, lasts about 500 riding hours

BB Included: No

Arm Length: 172.5 mm

Rings: 34-50 Spindle Interface

Type: BB30 Spindle

Length: Chainring

BCD: 110 Crank-FD

Type: Road Compact Chain

Compatibility: Shimano 10/SRAM 10 Pedal

Spindle: 9/16"

Defined Color: Black

Color: Black

Weight: 766.0 g Crank

Intended Use: Road

Wght/Dims: 2.46 lbs. 12.25 x 9.5 x 2.25