This comprehensive cylinder and piston kit is Compatible with honda TRX500 and Pioneer 500 vehicles, offering a complete solution for engine rebuilds and repairs. The kit includes everything needed: a cylinder, piston kit, piston ring set, three gaskets, spark plug. Compatible with multiple models including 2012-2019 TRX500 FM FE FPE FPM Fourtrax Foreman 500 4x4, 2015-2019 TRX500 FA FM Foreman Rubicon 500 4x4, and 2015-2021 SXS500M2 Pioneer 500 liquid-cooled UTV. This kit replaces multiple OEM part numbers, ensuring proper fitment and functionality. Each component is precisely engineered to meet the demanding requirements of these powerful machines. Before purchasing, please verify your vehicle model and year to ensure compatibility with this replacement kit. Perfect for mechanics and DIY enthusiasts looking to restore their vehicle's performance.