Praxis Type 1 Alloy Crankset

Replacement eCrank arm set for eMTB and eRoad systems using ISIS spline spindle motors from Bosch, Yamaha and Giant. Available in carbon or forged aluminium versions, optimized for motor-specific fitment across multiple OEM drive systems.

• Compatibility: Bosch CX Gen4 (BDU37), Bosch SX Gen4 (BDU31), Giant SyncDrive Pro, Yamaha PW-X (all ISIS spline spindle motors)
• Motor interface: ISIS spline spindle systems used in Bosch, Yamaha and Giant mid-drive units
• Construction: carbon or forged aluminium crank arms, left/right arm set
• Weight: approx. 380 g (carbon, 165 mm with boots), approx. 454 g (aluminium set, 155 mm)
• Q-factor: 180 mm (Bosch BDU37 / BDU31), 170 mm (Giant / Yamaha systems)
• Hardware: 8 mm aluminium main crank bolt, 50 Nm torque specification; M24 alloy main bolt/self-extractor system
• Technology: C.R.A.F.T. carbon manufacturing, cold-forged aluminium construction
• Application compatible only with ISIS spline spindle motors; not compatible with Bosch Micro-ISIS or square taper systems
• Exclusion: not compatible with Bosch BDU38 "CX" 2-bolt mount motor
• Marke:Praxis
• Modell:Type1 eCrank
• Typ:Crank Arms
• Hersteller
• Material:Alloy