The Bosch fuel pump (part number DDP21778) is listed for the diesel fuel delivery system. The DDGK101 is a diesel injection pump gasket kit specifically engineered for Bosch PES4A inline pumps.

Product Details

• Part: Fuel Pump
• Manufacturer / listed brand: Bosch
• Manufacturer or catalog part number: DDP21778
• HDKits SKU: AP-DDP21778
• System: Fuel System – BOSCH PES 4 A C/D 2000 FUEL PUMP SERVICE KIT

Cross-reference numbers: DDGK101, DGK101. These are lookup references and do not independently establish interchangeability.

Fitment and Ordering Guidance

It is intended for the fuel system. Match the exact pump or injector part number and engine application before installation. Match the manufacturer number, replacement number, physical configuration and vehicle or engine serial information. Product photos and generic category information should not be used as sole proof of fitment.

Why Order From HDKits?

HeavyDutyKits.com helps customers source diesel engine and heavy-duty replacement parts. Contact our parts team with your engine model, equipment details and existing part number for a fitment review before purchasing.

Cross-Reference Part Numbers

Supplier-listed cross-reference and alternate part numbers for identification:

• DDGK101
• DGK101

Verify interchangeability and application before ordering; a reference listing does not guarantee fitment.