Does it fit your motorcycle?
Look it up by licence plate or VIN, or choose your model.
Confirmed compatible · Position:
This part doesn't fit your bike. See parts that fit
Fits most motorcycles
Not model-specific. Check dimensions and specifications in the description before ordering.
Chosen by size, not by model
The size is printed on the tyre sidewall, e.g. 120/70 ZR17, and in your registration document.
Checking fitment…
Fitment check unavailable
Prox 2-Stroke Piston Top-End Bearing for Connecting Rod
Product info
- Item number
- 09240250
- Manufacturer number
- 21.2798
- Position
Upgrade or rebuild your 2-stroke engine with the high-quality Prox 2-stroke piston top-end bearing. Designed for optimal performance and durability, this essential component ensures reliable operation for your motorcycle's connecting rod.
Description
Engineered to meet or exceed OEM specifications, the Prox piston top-end bearing is a critical component for any 2-stroke engine rebuild or maintenance. This robust needle cage bearing is specifically designed for the demanding environment of a motorcycle's connecting rod, providing a smooth and low-friction interface between the connecting rod and the piston pin. Crafted from durable stainless steel, it offers exceptional resistance to wear and corrosion, extending the lifespan of your engine's vital moving parts. With an inside diameter of 20 mm and an outside diameter of 25 mm, this Prox bearing ensures a precise fit for compatible applications. Its 21.8 mm length further guarantees proper alignment and support, crucial for maintaining peak engine performance and preventing premature wear. Rely on Prox for quality aftermarket parts that deliver consistent power and reliability for your 2-stroke motorcycle.
Features & Highlights
- Optimized 2-Stroke Performance: Specifically engineered as a piston rod-end needle cage bearing to withstand the rigorous demands of high-revving 2-stroke motorcycle engines.
- Superior Durability: Constructed from high-grade stainless steel, ensuring exceptional resistance to wear, heat, and corrosion for a longer service life.
- Precision Fitment: Designed with an exact 20 mm inside diameter and 25 mm outside diameter, providing a snug and accurate fit for the connecting rod and piston pin.
- Reduced Friction & Wear: The needle cage design minimizes friction, contributing to smoother engine operation and protecting adjacent components from premature wear.
- Reliable Engine Rebuild: An essential component for maintaining or restoring the integrity of your engine's top-end, ensuring dependable power delivery.
Technical Specifications
- Product Name: Bearing
- Application: Connecting Rod
- Style: 2-Stroke
- Material: Stainless Steel
- Inside Diameter: 20 mm
- Outside Diameter: 25 mm
- Length: 21.8 mm
- Units: Each
- Vendor Part Number: 21.2798
- Vendor part number
- 21.2798
- Product name
- Bearing
- Style
- 2-Stroke
- Width
- 25 mm
- Height
- 25 mm
- Length
- 25 mm
- Outside diameter
- 25 mm
- Inside diameter
- 20 mm
- Application
- Connecting Rod
- Material
- Stainless Steel
- Units
- Each
Free shipping to a GLS parcel shop or parcel box on orders over €200.
We ship your order as quickly as we can. Orders are usually packed within 24 hours on weekdays.
You have a 14-day right of return. Read more
Certified e-mærket web shop
