E-CRANK ARM SET
in alloy or carbon.
SPECIFICATIONS
E-CRANK
CARBON
Crankarms optimized/formed for Bosch and Yamaha motors in alloy, alloy-HD, or carbon. Read!
BUY IT IF:
You want to change length or upgrade your eCrank for Bosch, Yamaha, or Giant motors.
MTN or road use
MOTOR
BOSCH "CX" motor #BDU37 with ISIS spindle
BOSCH "SX" motor #BDU31 with ISIS spindle
GIANT SyncDrive Pro - With ISIS spindle
YAMAHA PW-X - With ISIS spindle
MATERIAL
Right and left arm set
Carbon fiber or forged alloy
REF. WEIGHT
380g : Carbon (165mm w/boots)
454g : Alloy set 155mm
554g : Alloy HD set 155mm
Q Factor
These are the Q factors when installing this crank on these motors:
Q = 180 mm: on Bosch BDU37 or BDU31 motor
Q = 170 mm: on Giant/Yamaha motor
MAIN BOLT
8 mm AL crank main bolt for installation/self-extraction tightening torque 50 Nm
Our ISIS splined eCranks use our replaceable M24 alloy main bolt.
TECHNOLOGY
C.R.A.F.T. Carbon Mfg.
NOTE
MOTORS - Check the spindle type of your Bosch/Yamaha/Giant motor. These cranks are made for motors with a steel "ISIS" spindle. They install on Bosch, Yamaha, Giant and some other brand motors with steel ISIS spindles.
These cranks do NOT install on Bosch "Micro-ISIS" or "Square Taper" motors.
NOT FOR BOSCH BDU38 "CX" 2-BOLT MOTOR