# Buy diesel injector ring copper M17x21x1.5 at Autoservice ## Diesel injector ring copper M17x21x1.5 for GM OE 14025557 Oil & Additives / Crankcases plugs & sealing rings / Diesel injector rings Copper diesel injector rings M17x21x1.5 mm, suitable for GM OE 14025557, set of 100 pieces. ## Prices and stock - **SIN-ACR17-21-15-BULK**: € 74,51 incl. VAT — backorder ## Order URL [Diesel injector ring copper M17x21x1.5 for GM OE 14025557](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings/diesel-injector-ring-copper-m17x21x15-100pcs) ## Alternate URLs - **nl**: [Diesel injector ring copper M17x21x1.5 for GM OE 14025557](https://www.auto-service.be/nl/olie-additieven/carterpluggen-afdichtingringen/diesel-injector-ringen/diesel-injector-ring-koper-m17x21x15-100st) - **fr**: [Diesel injector ring copper M17x21x1.5 for GM OE 14025557](https://www.auto-service.be/fr/huile-et-additifs/bouchons-de-carter-et-bagues-detancheite/bagues-dinjecteurs-diesel/rondelle-pour-injecteur-diesel-cuivre-m17x21x15-100pc) - **en**: [Diesel injector ring copper M17x21x1.5 for GM OE 14025557](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings/diesel-injector-ring-copper-m17x21x15-100pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/14106/conversions/diesel-injector-ring-koper-m17x21x15-100st-15765-optimized.jpg) ## Specifications - **Reference**: SIN-ACR17-21-15-BULK - **Material**: Copper - **Inner diameter ⌀**: 17 mm - **Outer diameter ⌀**: 21 mm - **Thickness**: 1.5 mm - **Quantity in packaging unit**: 100 ## Product description ### Precision and reliability for your diesel engine These copper diesel injector rings with dimensions of 17 mm inner diameter, 21 mm outer diameter, and a thickness of 1.5 mm are designed to provide optimal sealing between the injector and the cylinder head. They comply with the DIN 7603A standard, ensuring high quality and reliability. ### Compatibility with GM OE 14025557 These sealing rings are specifically suitable as replacements for the GM OE 14025557 sealing rings. This makes them ideal for various GM diesel engines, including models such as the Chevrolet Blazer and C1500 from the years 1985 to 2002. ### Advantages of copper sealing rings - **Excellent thermal conductivity**: Copper ensures efficient heat dissipation, which is essential in the injector area. - **High corrosion resistance**: This extends the lifespan of the sealing rings and contributes to the durability of engine components. - **Flexibility and malleability**: Copper adapts well to irregularities, resulting in better sealing and less risk of leaks. ### Applications and installation This set of 100 copper sealing rings is ideal for both professional mechanics and DIYers performing maintenance on GM diesel engines. Replacing the injector sealing rings is a crucial step to maintain the performance and efficiency of the engine. Make sure to follow the correct procedures during installation to ensure optimal sealing. ### Technical specifications - **Material**: Copper - **Dimensions**: - Inner diameter: 17 mm - Outer diameter: 21 mm - Thickness: 1.5 mm - **Standard**: DIN 7603A - **Compatibility**: Replaces GM OE 14025557 - **Packaging**: Set of 100 pieces ### Why choose these sealing rings? By choosing these high-quality copper diesel injector rings, you ensure a reliable seal that contributes to the optimal operation of your diesel engine. The compatibility with GM OE 14025557 and compliance with the DIN 7603A standard make this product an excellent choice for the maintenance and repair of GM diesel vehicles. ## Breadcrumbs - [Oil & Additives](https://www.auto-service.be/en/oil-additives) - [Crankcases plugs & sealing rings](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings) - [Diesel injector rings](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings) ## Related products - [Diesel injector copper ring M10x13.5x1.0 for Bosch OE 29167 10605](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings/diesel-injector-ring-copper-m10x135x10-100pcs) - [Diesel injector copper ring M10x20x1.0 for Perkins OE 2411126 (100 pieces)](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings/diesel-injector-ring-copper-m10x20x10-100pcs) - [Diesel injector ring copper M14x20x1.5 suitable for Bosch 29167 10610](https://www.auto-service.be/en/oil-additives/crankcases-plugs-sealing-rings/diesel-injector-rings/diesel-injector-ring-copper-m14x20x15-100pcs) - 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