4pcs Piston Rings Set M264 Engine FOR C300 W205 2019-2023 OE 2640301800 Material: aluminum Compatibility: Designed for models with M264 engine OEM Reference: 264 030 18 00 Quantity: Set of 4 piston rings Performance: Improved sealing and combustion efficiency Installation: Includes instructions for installation This piston ring set is engineered to fit specific models including C300 W205 (2019–2023), CLS260 C257 (2019–2023), E300 W213 (2019–2023), GLC300 X253 (2020 onward), and GLE350 X167 (2020–2022).Constructed from aluminum, the rings offer and resistance to wear, supporting long-term engine.The design ensures a tight seal between the piston and cylinder walls, helping reduce oil consumption and maintain consistent combustion.This contributes to better fuel economy, lower emissions, and enhanced engine performance.Installation can be completed with standard tools and does not require specialized.The set supports efficient engine function under temperatures and pressures typical of modern engines. Important: This is an independent aftermarket part.Brand/model references serve only to show compatibility.