Prox Piston Kit - 250cc 4-stroke Engine
Prox Piston Kit - 250cc 4-stroke Engine
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Maximize your 4-stroke engine's performance with this Prox Piston Kit. Engineered for reliability and power, this kit provides everything you need for a complete piston replacement.
Description
The Prox Piston Kit is precision machined using state-of-the-art CNC equipment and manufactured from a low-expansion, low-friction aluminum alloy. This ensures optimal heat transfer, reduced wear, and improved engine efficiency. Designed as a direct replacement for your original piston, this kit delivers enhanced performance and longevity. Perfectly suited for enthusiasts and professionals looking to rebuild their 250cc 4-stroke engines, the Prox piston guarantees reliability and consistent performance under demanding conditions. The standard size 'A' piston ensures a precise fit, maintaining the engine's original specifications.
Features & highlights
- Complete Kit: Includes piston, rings, wrist pin, and circlips for a comprehensive installation.
- Precision Machined: Crafted with state-of-the-art CNC equipment for unparalleled accuracy.
- Enhanced Performance: Low expansion, low friction alloy optimizes engine efficiency and power.
- Durable Construction: High-quality aluminum alloy ensures long-lasting performance.
- Direct Replacement: Designed as a direct fit for easy installation.
Technical specifications
- Brand: Prox
- Product Name: Piston Kit
- Engine Type: 4-Stroke
- Displacement: 250 cc
- Bore Size: 77.00 mm
- Piston Size: 76.95 mm
- Compression Ratio: 13.5:1
- Piston Material: Aluminum Alloy
- Skirt Coating: Non-Coated
- Type: Standard Size A
Important to know
Ensure proper fitment and follow manufacturer's instructions for installation. Professional installation is recommended.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
PROX
01.2409.A
Piston Kit
77,00 mm
13.5:1
250 cc
Aluminum Alloy
76.95 mm
Non-Coated
4-Stroke
Standard Size A
Kit


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

