Prox Cast Piston Kit 39.48mm - Standard Size C
Prox Cast Piston Kit 39.48mm - Standard Size C
Available in stock (7)
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Maximize your engine's performance and reliability with the Prox Cast Piston Kit. Engineered for durability and optimal thermal management, this piston kit delivers consistent power and extended engine life. Get the most out of your 2-stroke engine with this high-quality, precision-crafted piston kit.
Description
The Prox Cast Piston Kit is designed with performance and longevity in mind. Manufactured using gravity casting with a premium aluminum alloy containing approximately 18% silicon, these pistons offer exceptional stability and reduced thermal expansion. This is crucial for maintaining tight tolerances and preventing performance degradation under high operating temperatures. Suitable for both cast iron and Nikasil cylinder bores, Prox offers a range of oversizes for Nikasil bores, graded in A/B/C/D sizing, with each increment increasing by 0.01mm in diameter. This kit ensures a precise fit and optimal performance for your 2-stroke engine. The moly coated skirt reduces friction and wear, further extending the life of the piston and cylinder.
Features & highlights
- Crafted from high-quality cast aluminum alloy for superior strength and durability.
- Silicon content reduces thermal expansion, ensuring stable performance.
- Moly coated skirt minimizes friction and maximizes engine efficiency.
- Designed to meet or exceed OEM specifications for a precise fit and reliable operation.
- Suitable for both cast iron and Nikasil cylinder bores.
- Available in multiple oversizes (A/B/C/D) for Nikasil bores, each increasing by 0.01mm.
Technical specifications
- Brand: Prox
- Piston Material: Cast Aluminum Alloy
- Piston Diameter: 39.48 mm
- Piston Size: Standard Size C
- Engine Type: 2-Stroke
- Ring Material: Steel
- Skirt Coating: Moly Coated
Important to know
This kit contains the piston and rings necessary for installation. Please ensure compatibility with your specific engine model before purchase. 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
01.6012.C
Piston Kit
Aluminum Alloy, Cast
Steel
Standard Size C
39,48 mm
Moly Coated
2-Stroke
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.

