Wiseco Yamaha YZ125 05-20 GP Series(846M05400) Piston

Wiseco's GP Series forged 2-stroke pistons build on the tried-and-true base of the Pro-Lite. Wiseco GP Series 2-stroke pistons incorporate additional performance and durability enhancing features including an Electra-Coated crown, ring groove(s), and pin bores plus ArmorGlide skirt coating, making them perfect for endurance and sustained-RPM 2-stroke applications. From play riders putting in hard hours to consistent competition, GP Series 2-stroke pistons are up to the challenge.
Wiseco 2 Stroke GP Series Piston Kit, 54.00 mm Bore

• Electra-Coated crown, ring groove and pin bore resists potential wear, combustion heat damages, and ring micro-welding


• Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio


• Improved tensile strength of forged material optimizes strength and service life


• ArmorGlife skirt coating reduces friction to optimize performance potential


• Designed with optimized features for long service life and top-end power


• Designed and built for each specific 2-stroke powersports engine


• Includes high-quality piston ring(s), wrist pin(s), and circlips


• Extra lightening operations for enhanced throttle response


• Engineered, forged, and machined in the USA in Mentor, OH


• High-quality ring(s), wrist pin(s), and circlips included


• Designed for endurance and sustained-RPM 2-stroke riding


• 54.00 mm Bore