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Fully tunable to suit rider and/or terrain
the expansion softens the engine output without penalizing the maximum power
lever feel and function are unchanged
GasGas EC 250 R (1999-2019)
Terminals 2
PROX Gesmede zuiger Diameter Ø (mm):94,96 Fully tunable to suit riderPROX forged pistons are manufactured from a special alloy, via a process used by the majority of manufacturers. These pistons offer a very effective balance between performance and reliability. Forged piston 94. 96 Perfect for direct replacement of original equipment Patented surface treatment for the reduction of cylinder internal friction Standard compression 13. 1: 1