Pro-X 01.3420.C Piston Kit (C) - Standard Bore 89.98mm, 12.2:1 Compression luggage-cargo-containers designed to reduce lap time

designed to reduce lap time

Makes all engines start easily and run smoothly

Resistant to fuels and solvents

2016-2025 KTM 125 SX

Save and Restore current calibration (factory or other)

Pro-X 01.3420.C Piston Kit (C) - Standard Bore 89.98mm, 12.2:1 Compression luggage-cargo-containers designed to reduce lap timeBore: 89. 98mm Compression: 12. 2: 1 Compression Sizing: Standard Bore Bore Actual: 90. 00mm. Compression Ratio Actual: 12. 2: 1. Piston Size: 89. 98mm. Excellent economic alternative when you are looking for an OEM quality replacement piston. Mainly manufactured in Japan by reputable Original Equipment Manufacturers to ProX exact specifications and high quality standards. Sleeved cylinder piston kits are available in standard size and a Wide range of