Motorcycle Cylinder Crankcase Cover Rebuilding Gasket For CRF150R CRF150RB CRF 150R 150RB 12251-KSE-671 12191-KSE-671 This cylinder crankcase gasket is constructed from steel and paper materials, designed to provide sealing for motorcycle engines.It is compatible with CRF150R and CRF150RB models from 2007 to 2024.The gasket supports precise installation due to its accurate dimensions and fitment specifications.It matches OEM part numbers including 12251-KSE-671, 12191-KSE-671, 11395-KSE-671, 11394-KSE-670, 11394-KSE-671, and 11191-KSE-671.Featuring an efficient sealing design, it helps prevent fluid leaks and maintains engine performance under normal operating conditions.The material composition allows resistance to elevated temperatures, supporting stable function during.This gasket meets ISO9001 certification standards. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.