Bosch original 2098522 Diesel Fuel Injector Pump Assembly Auto Parts EUI Kit Nozzle DLLA145P2230 Replacement for OEM 1943974 1943972 Excavator Truck original new injector

Engineered specifically for the Volvo D12 engine family, the BOSCH 2098522 diesel fuel injector delivers precise adaptation across D12A, D12B, D12C and D12D variants, including the TD122, TD123, D12C420, D12C460 and D12D500 configurations. This injector serves as a direct OE replacement, cross-referenced to 20440388, 20555521, 20560553, 8113941, 8113942, 8113943 and 8113944, ensuring accurate fitment within Volvo FH12, FM12 and NH12 heavy-duty platforms.

Manufactured to OEM dimensional accuracy with CNC-machined internal components and precision nozzle calibration, this unit provides superior fuel atomization through an optimized spray cone angle and uniform droplet distribution. The hardened steel body, wear-resistant nozzle assembly and corrosion-resistant surface treatment support long service intervals, stable injection pressure and dependable high-temperature performance. Fleet operators benefit from improved fuel economy, increased engine efficiency, reduced exhaust smoke and enhanced engine response.

Suited to transportation, construction, mining, agriculture, industrial power generation and marine applications, this injector meets the demands of long-haul fleets, earthmoving equipment, diesel generators and marine auxiliary engines. For reliable service, use clean diesel fuel, replace filters regularly, inspect fuel lines, clean the injector bore, apply OEM torque specifications and perform leak testing after installation. A structured troubleshooting workflow—fault code reading, fuel pressure checks, return flow inspection, bench testing and spray pattern verification—supports efficient diagnostics for professional service centers worldwide.