One of our core product line, where we became famous with. Our ProX Connecting Rod Kits are made out of the toughest alloys available today and are made in Japan! O.E.M specifications and tolerances are meticulously maintained, a guarantee for easy installation and trouble free performance. Find our connecting rod dimension overview here.
ProX Rod Kit Features
Manufactured by leading Japanese OEM factories.
Designed to exact OEM specifications to be a direct and cost efficient OEM replacement.
Complete line for Dirtbike, ATV, PWC and 50cc/scooter available from stock.
Double forged on dedicated forgings
This process maintains superior strength, durability and dimensional consistency through improved grain flow.
Shot peening & barrelling
The design of a connecting rod is very important to guarantee the lifespan and the performance. Our connecting rods are barrelled and shot peened to improve the surface texture. Shot peening eliminates residual stress and smoothly blends the forging surfaces.
Oiling system
Our ProX oiling slots are precisely located to maximize lower rod oiling and extend bearing life. Even under the most extreme conditions the rod will do its job. ProX Connecting Rod Kits come complete with Crankpin, Big-End Bearing, Small End Bearing and Washers.
The PROX Connecting Rod Kit (Part Number 03.2423) is designed for Yamaha YZ450F models from 2003 to 2005 and WR450F models from 2003 to 2006, delivering reliable performance and durability. Crafted with precision, this kit ensures proper engine alignment and smooth operation during demanding off-road rides and competitive events. The set includes high-quality connecting rods built to withstand the stresses of high-performance motorcycle engines, providing a trustworthy replacement for worn or damaged components.
Constructed from durable materials, the PROX Connecting Rod Kit features a robust design that offers excellent fatigue resistance and long-lasting service life. It is an ideal solution for rebuilds or engine refreshes, helping restore your motorcycle's optimal power output and efficiency. The kit's components are engineered to meet OEM specifications, ensuring a seamless fit and reliable operation within your motorcycle's engine assembly. Whether you're restoring a vintage bike or maintaining a competitive racing machine, this kit provides the quality and performance you expect from PROX.
Installation of the PROX Connecting Rod Kit is straightforward for experienced mechanics, making it an excellent choice for professional rebuilds or DIY repairs. The kit's comprehensive nature helps streamline the process, reducing downtime and ensuring your motorcycle is back on the trail or track quickly. Invest in this high-quality connecting rod kit to maintain the performance and longevity of your Yamaha YZ450F or WR450F motorcycle, backed by PROX's reputation for precision engineering and durability.
Features:
- Designed for Yamaha YZ450F (2003-2005) and WR450F (2003-2006) models
- High-quality materials for durability and long service life
- Precision-engineered to meet OEM specifications
- Includes all necessary components for engine rebuild
- Reliable performance under demanding riding conditions
