Material: PEEK (Polyetheretherketone) and other materials OEM Reference: JF015E, RE0F11A Design: Enhanced functionality for transmission system performance Performance: Complies with 105℃ vapor emission standards Compatibility: Suitable for vehicles equipped with JF015E or RE0F11A CVT transmissions, including certain ELGRAND and TEANA models Quantity: 1 set This transmission master cylinder auxiliary cylinder oil ring is designed for use in vehicles with JF015E and RE0F11A continuously variable transmissions.Constructed with PEEK material, it provides wear resistance and stable performance under operating conditions.The component supports consistent fluid transfer within the transmission drivetrain, contributing to power delivery and responsive gear shifts.Manufactured to meet quality control standards, it ensures dimensional and functional compatibility with the specified transmission systems.The design allows for straightforward installation and integration into the existing assembly, supporting transmission efficiency and service life in compatible applications.