Motorcycle Cylinder Crankcase Cover Rebuilding Gasket For CRF150R CRF150RB CRF 150R 150RB 12251-KSE-671 12191-KSE-671 This motorcycle cylinder crankcase gasket is constructed from steel and paper materials, designed to provide sealing performance.It is intended for use with CRF150R and CRF150RB models from 2007 to 2024.The gasket supports multiple OEM part numbers including 12251-KSE-671, 12191-KSE-671, 11395-KSE-671, 11394-KSE-670, 11394-KSE-671, and 11191-KSE-671, compatibility with specific engine configurations. Engineered for precise fitment, the gasket facilitates straightforward installation on the crankcase cover.Its construction supports effective sealing between engine components, helping to prevent fluid leaks and maintain engine integrity during.The material composition allows resistance to elevated operating temperatures, with a volatiles limit of 105℃, making it suitable for use under typical engine heat conditions. Certified to ISO9001 standards, this gasket is manufactured to meet established quality requirements.It is designed to support engine performance in various riding environments, offering durability and consistent function over time. This replacement part is independently produced.All brand references are for compatibility demonstration only.