The crank pin bearings are manufactured from the highest quality hot rolled steel. Case hardened to 58-62C
The caged needle roller bearings provide the highest possible RPM
Complete gasket kits are made from premium materials for maximum sealing and reliability
Complete kits have everything needed for your rebuild
All bearings are OEM quality for reliability and performance
The WiseCo WPC139 crankshaft assembly is designed specifically for Yamaha YZ450F models manufactured between 2003 and 2005. This high-quality component ensures optimal engine performance and durability, making it an essential replacement part for maintaining your motorcycle's powertrain. Crafted with precision, the crankshaft features a robust construction to withstand the rigorous demands of off-road and motocross riding.
Engineered for reliability, the WiseCo WPC139 crankshaft assembly offers a perfect fit and smooth operation. Its design incorporates advanced manufacturing techniques to reduce vibrations and improve overall engine balance. Whether you're performing routine maintenance or rebuilding your engine, this part provides a cost-effective solution to restore your bike’s performance and extend its lifespan.
Installation of the WiseCo crankshaft assembly is straightforward, making it suitable for professional mechanics and experienced enthusiasts alike. The component's durable construction and precise dimensions ensure consistent performance, helping restore your Yamaha YZ450F to its original power output. Trust WiseCo for quality replacement parts that meet or exceed OEM standards, giving you peace of mind during your next ride or repair session.
Features:
- Designed specifically for Yamaha YZ450F models from 2003 to 2005
- Precision-engineered for durability and reliable performance
- Constructed with high-quality materials to withstand demanding conditions
- Ensures smooth engine operation and optimal balance
- Easy to install for professional mechanics and experienced hobbyists
