ATHENA Connecting Rod Kit for Yamaha WR450F and YZ450F – Part P40321023
The ATHENA Connecting Rod Kit (Part P40321023) is designed to deliver exceptional performance and durability for Yamaha WR450F and YZ450F models. Crafted with high-quality, lightweight materials similar to OEM components, this kit ensures your motorcycle maintains its original performance standards while benefiting from enhanced strength and reliability. Whether you’re rebuilding or upgrading, this connecting rod kit provides a perfect fit and outstanding endurance for demanding riding conditions.
The kit includes a precision-engineered connecting rod, needle bearings, and a crankpin, with small end pins and shims included where necessary. Each component is manufactured with meticulous attention to detail, made in Japan to uphold ATHENA’s reputation for quality and durability. The lightweight construction helps reduce overall engine weight, contributing to improved acceleration and handling. The superficial high-frequency treatment applied to the components enhances resistance to high-stress conditions, effectively reducing rotational and alternating stresses that could lead to premature failure.
Designed for easy installation, this connecting rod kit is ideal for ATV enthusiasts, racers, and mechanics seeking reliable replacement parts that meet OEM standards. The materials used in this kit are carefully selected to withstand the intense demands of off-road and motocross riding, providing peace of mind during high-performance sessions. Trust ATHENA*s expertise and commitment to quality to keep your Yamaha WR450F or YZ450F running smoothly and efficiently for years to come.
* High-quality, lightweight design similar to OEM components for optimal performance* Superficial high-frequency treatment increases resistance to stresses* Includes connecting rod, needle bearings, and crankpin for complete assembly* Small end pins and shims included where necessary for versatile installation* Manufactured in Japan to ensure premium quality and durability




