PISTON KIT 14-15 CRF250 76.80, PROX 01.1344.C / 01.1343.A
PISTON KIT 76.80mm STD COMPRESSION 13.5:1. ProX pistons are precision machined on the latest CNC equipment. The same low-expansion, low-friction piston alloy is used as by major Japanese engine manufacturers. ProX Piston Kits are a first-class solution to replace the original piston in your motorcycle, scooter, moped, ATV, or personal watercraft. Most ProX pistons come with a coating. OEM-style tin coated pistons assist the wear-in process when you just started the bike. A new skirt coating assists the wear-in process and reduces friction after wear-in. The black coating is made from a delicate mix of materials and will increase performance. Cross reference numbers ONLY. 13101-KRN-A80, [13011-KRN-A40 + 13101-KRN-A40 + 13111-KRN-A60 + 13112-MEE-000]. Replacements parts: PROX RING SET 02.1340. PROX 01.1344.C.
- SKU
- 56-W958.C.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
FULL DESCRIPTION
ProX Piston Kit for CRF250 (2014-2015) - 76.80mm Standard Compression
Upgrade your motorcycle's performance with this ProX Piston Kit, engineered for 76.80mm standard bore and 13.5:1 compression ratio. ProX pistons are manufactured using state-of-the-art CNC equipment, utilizing the same low-expansion, low-friction alloy trusted by major Japanese engine manufacturers.
This piston kit offers a premium solution for replacing your original piston, designed for optimal performance in your motorcycle, scooter, moped, ATV, or personal watercraft.
Key Features:- Precision machined on the latest CNC equipment.
- Constructed from a low-expansion, low-friction piston alloy.
- Designed as a first-class replacement for original pistons.
- Includes advanced skirt coating to assist the wear-in process and reduce friction after break-in.
- Black coating formulated with a special material mix to enhance performance.
- 76.80mm bore size.
- 13.5:1 Compression Ratio.
This ProX Piston Kit is a direct replacement for part numbers 01.1344.C and 01.1343.A. Compatible replacement ring set is 02.1340.


