Bosch original 1942702 Common Rail Injector, Replacement for OEM 1420379, for DC16.43A DI16.42M Engines, Excavator Truck Fuel Injector Assembly, Compatible with 1920420 1487472 original new injector

When maintaining Volvo D12-powered heavy-duty trucks, selecting the right fuel injector is critical to engine performance and uptime. The BOSCH 1942702 diesel fuel injector is an original equipment quality replacement engineered for Volvo D12 series engines, including D12A, D12B, D12C, and D12D variants. Designed for Volvo FH12, FM12, and NH12 trucks, this injector assembly directly replaces OE numbers 20440388, 20555521, 21147446, and 3803657, providing a dependable solution for commercial vehicle maintenance and repair programs.

As a core component of the diesel fuel injection system, the 1942702 injector is responsible for delivering precisely metered fuel into the combustion chamber at the correct timing and spray pattern. Accurate fuel atomization supports efficient combustion, helping the D12 engine maintain stable power output, responsive performance, and balanced fuel consumption under demanding heavy-duty operating conditions. Manufactured to original equipment quality standards, the injector is built to withstand the high pressures and continuous operation typical of long-haul trucking and fleet applications.

For distributors, fleet operators, and repair workshops, the extensive cross-reference coverage—including 8113941, 8112515, and 8112517—simplifies parts identification and procurement across the Volvo D12 platform. Backed by BOSCH's established reputation in diesel injection technology, this fuel injector offers a straightforward, cost-effective replacement option that supports reduced downtime and consistent engine operation. It is an ideal sourcing choice for B2B buyers seeking reliable heavy-duty truck fuel system components.