ENGINE CYLINDER JUG KIT 12100 HN2 000 FOR TRX500FA RUBICON 500 2001 2014 This cylinder jug kit is designed for compatibility with the TRX500FA Rubicon 500 model years 2001 through 2014.It includes all necessary components to replace or rebuild the engine cylinder assembly.The kit contains a cylinder, piston, rings, wrist pin, and related hardware for proper installation.Engineered for precise fitment, it supports engine performance and under normal operating conditions.This part corresponds to OEM number 12100 HN2 000 and is intended for use in ATV engine repair and maintenance.