Compatibility: Fit for Detroit Diesel DD13 and Detroit Diesel DD15. Replacement model: Directly replaces OEM Part J-47487 & J-48630. High-quality materials: Manufactured to OEM specifications.Made of high-quality steel and Black anodized treatment, strong and durable, impact-resistant,it has excellent corrosion-resistant, anti-rust,high-temperature resistance, oxidation resistance, suitable for long-term use. FEATURE: Ultra-precision design meets the requirements of high precision and better sealing and provides longer service life. Can help you complete the repair work better. .