PISTON KIT 97-18 MC EC 66.40, PROX 01.7307.B GASGAS
ProX 2-ring Piston Kit, 66.40mm bore. Includes piston, rings, wrist pin, and circlips. Precision machined on CNC equipment using a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for break-in assistance. Nominal size 66.34mm. Part number 01.7307.B.
- SKU
- 56-W157.B.PROX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
FULL DESCRIPTION
ProX 2-Ring Piston Kit 66.40mm
This ProX Piston Kit is designed for optimal performance and durability. Each kit comes ready to install, including the piston rings, wrist pin, and circlips for a complete solution.
ProX pistons are manufactured using advanced CNC machinery, ensuring precision in every component. The pistons are constructed from a low-expansion, low-friction alloy, mirroring the materials used by major Japanese engine manufacturers. This high-quality alloy contributes to reliable engine operation and longevity.
To facilitate a smooth break-in period, this piston features an OEM-style tin coating. This coating helps reduce friction during the initial use of your machine, promoting proper seating of the piston rings.
- Precision machined using state-of-the-art CNC equipment.
- Constructed from a low-expansion, low-friction piston alloy.
- Utilizes an OEM-style tin coating for improved break-in.
- Supplied complete with piston rings, wrist pin, and circlips.
For spare rings, please refer to ProX part number 02.7307. The nominal size for spare rings is 66.34mm.


