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.
Check our latest video about ProX connecting rods below:
The PROX Con Rod Kit (Part Number 03.1090) is designed for reliable performance and durability in small engine applications. This kit includes precision-engineered connecting rods suitable for models such as XR50R, CRF50F from 2000 to 2009, and various C50J/70/90D variants. Crafted with high-quality materials, these connecting rods are built to withstand the stresses of frequent use and provide long-lasting operation.
Each kit offers a complete assembly for straightforward installation, ensuring optimal engine performance. The components are engineered with exact tolerances to promote smooth operation, reduce vibrations, and extend engine life. Whether restoring a vintage bike or maintaining a performance engine, the PROX Con Rod Kit provides the durability and reliability needed for demanding riding conditions.
Designed by PROX, a trusted name in motorcycle and small engine components, this kit is an essential upgrade or replacement part for enthusiasts and professional mechanics alike. The kit's components are compatible with a range of models, making it a versatile choice for various small engine rebuilds and repairs.
Features:
- Precision-engineered connecting rods for reliable performance
- Compatible with XR50R, CRF50F '00-09, and C50J/70/90D models
- Complete kit includes all necessary components for installation
- Built with high-quality materials to withstand engine stresses
- Designed for durability and long-lasting operation
