Crankshaft high inertia Yamaha YZ85 '19-21 - -- Prox conrod kit 03.2119
This VHM crankshaft is designed with a higher inertia for an improved handling and performance and a better balance percentage for less vibrations. You'll notice the high quality, as the runout is within 0.01mm and it can be rebuild many times without losing the strength and stiffness.
- Better traction and handling of the bike
- Exceeds OEM quality: high quality hardened crankweb
- Less vibrations and less runout
- More top over revolutions