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 Forged Piston Kit for 4-Stroke Engines
Product info
- Item number
- 09105309
- Manufacturer number
- 01.1348.B
- Position
Upgrade your motorcycle's engine performance and reliability with the Prox Forged Piston Kit. Engineered for demanding 4-stroke applications, this kit delivers exceptional durability and consistent power.
Description
The Prox Forged Piston Kit is meticulously crafted to elevate your engine's internal components. Each Prox forged piston kit is produced from a high-grade aluminum alloy, specifically chosen to reduce friction and maximize reliability under extreme operating conditions. This advanced material, identical to that used by leading Japanese engine manufacturers, ensures a low-expansion, low-friction profile for superior performance and longevity. Precision machined on state-of-the-art CNC equipment, every piston achieves exact specifications, guaranteeing a perfect fit and optimal engine function. With a robust 13.9:1 compression ratio and a precise 98.98 mm piston diameter (Standard Size B), this 4-stroke piston kit is designed to meet or exceed OEM standards, providing a significant upgrade in both power delivery and long-term durability for your motorcycle.
Features & Highlights
- High-Strength Forged Construction: Crafted from a specialized aluminum alloy, these pistons offer superior strength and heat resistance compared to cast alternatives, ensuring maximum reliability and extended engine life.
- Precision CNC Machining: Each piston is meticulously machined using advanced CNC technology, guaranteeing exact dimensions, optimal clearances, and consistent performance.
- Low-Expansion, Low-Friction Design: Utilizes an alloy similar to major Japanese OEM manufacturers, minimizing thermal expansion and internal friction for smoother operation and increased power output.
- Optimized Compression Ratio: Engineered with a 13.9:1 compression ratio to enhance combustion efficiency and deliver a noticeable boost in engine performance.
- Complete Kit for Convenience: Comes as a comprehensive kit, including the piston, steel rings, wrist pin, and circlips, simplifying installation and ensuring all necessary components are matched.
- Direct OEM Replacement: Designed as a 'Forged Replica' for direct fitment, making it an ideal choice for rebuilding or upgrading your existing 4-stroke engine.
Technical Specifications
- Style: Forged Replica
- Units: Kit
- Engine Type: 4-Stroke
- Piston Size: Standard Size B
- Piston Diameter: 98.98 mm
- Piston Material: Forged Aluminum Alloy
- Ring Material: Steel
- Compression Ratio: 13.9:1
- Vendor Part Number: 01.1348.B
- Vendor part number
- 01.1348.B
- Product name
- Piston Kit
- Style
- Forged Replica
- Compression ratio
- 13,9:1
- Piston material
- Aluminum Alloy, Forged
- Width
- 80 mm
- Height
- 85 mm
- Ring material
- Steel
- Piston size
- Standard Size B
- Length
- 70 mm
- Piston diameter
- 98,98 mm
- Engine type
- 4-Stroke
- Units
- Kit
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
