
The Story
The ProX Connecting Rod Rebuild Kit is engineered to meet OEM specifications and is manufactured using high-strength alloys for reliable and consistent performance. Designed for easy installation, the kit includes all essential components for a full connecting rod replacement, including the crank pin, big-end bearing, small-end bearing, and washers.
Features
- Manufactured using high-strength alloys
- Maintains OEM specifications and tolerances
- Includes crank pin, big-end bearing, small-end bearing, and washers
- Designed for easy installation and consistent performance
- Made in Japan
Specifications
- Small-End Bore 22.00 mm
- Big-End Bore 32.00 mm
- Centre to Centre 125.25 mm
- Small-End Width 20.00 mm
- Big-End Width 16.50 mm
- Length 163.00 mm
- Shaft Length 98.25 mm
- Crank pin Diameter 25.00 mm
- Crank pin Length 63.30 mm
- Washer Size 25 x 42 x 1.0 mm
Cross-Reference OEM Part Numbers
- Small-End Bearing Part # 21.1316
- Big-End Bearing Part # 22.253216.5F
- Crank pin Part # Not in assortment
- Washer Part # 03W.25421.0
Vehicle Fitments
- Sherco 250 SE 2014–2025
- Sherco 250 SE-R 2014-2025
- Sherco 300 SE 2014-2025
- Sherco 300 SE-R 2014-2025

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
The ProX Connecting Rod Rebuild Kit is engineered to meet OEM specifications and is manufactured using high-strength alloys for reliable and consistent performance. Designed for easy installation, the kit includes all essential components for a full connecting rod replacement, including the crank pin, big-end bearing, small-end bearing, and washers.
Features
- Manufactured using high-strength alloys
- Maintains OEM specifications and tolerances
- Includes crank pin, big-end bearing, small-end bearing, and washers
- Designed for easy installation and consistent performance
- Made in Japan
Specifications
- Small-End Bore 22.00 mm
- Big-End Bore 32.00 mm
- Centre to Centre 125.25 mm
- Small-End Width 20.00 mm
- Big-End Width 16.50 mm
- Length 163.00 mm
- Shaft Length 98.25 mm
- Crank pin Diameter 25.00 mm
- Crank pin Length 63.30 mm
- Washer Size 25 x 42 x 1.0 mm
Cross-Reference OEM Part Numbers
- Small-End Bearing Part # 21.1316
- Big-End Bearing Part # 22.253216.5F
- Crank pin Part # Not in assortment
- Washer Part # 03W.25421.0
Vehicle Fitments
- Sherco 250 SE 2014–2025
- Sherco 250 SE-R 2014-2025
- Sherco 300 SE 2014-2025
- Sherco 300 SE-R 2014-2025




















