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Forged from high-silicon aluminum alloy for maximum strength and dependability. Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy. ArmorGlide skirt coating provides reduced friction, quieter operation, improved scuff resistance. All Wiseco High-Performance Motorcycle Pistons come with rings and circlips. Fits: Yamaha ATV YFM550 Grizzly 2009-13.
Fits Yamaha ATV YFM550 Grizzly 2009-13
Forged from high-silicon aluminum alloy for maximum strength and dependability
Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy
ArmorGlide skirt coating provides reduced friction, quieter operation, improved scuff resistance
All Wiseco High-Performance Motorcycle Pistons come with rings and circlips