Common Rail Fuel Injector SE501959 (Delphi Ref.) for John Deere

The SE501959 is a diesel fuel injector for John Deere engines. It restores correct fuel delivery and spray pattern, which means easier starting, a stable idle, full power and lower fuel consumption.

Specifications

• Part number: SE501959
• Injector reference: Delphi SE501959
• Engine make: John Deere
• Warranty: 12 months

Compatible Machines and Applications

• Engine Compatibility:
• John Deere 6.8L PowerTech engines
• Models including 6068H, 6068T, and 6068HL
• Used in Tier 2 and Tier 3 emissions-compliant configurations
• Compatible Equipment (examples):
• John Deere 6000 and 7000 Series Tractors
• John Deere forestry equipment (e.g. skidders, harvesters)
• John Deere construction equipment like graders, dozers, and loaders
• John Deere generators and industrial power units with 6068-series engines
• Technical Notes:This Delphi injector from the E1 common rail series delivers fuel at extremely high pressures to achieve efficient combustion, reduced emissions, and improved torque under load. It is designed for rugged field applications, with ECU injector coding often required during installation or replacement to ensure proper engine calibration and emission compliance.

Installation Advice

For the best engine performance we recommend replacing the complete set of injectors at the same time. New and worn injectors deliver fuel differently, and mixing them can cause uneven running. Please compare the part number on your old injector before ordering.

Warranty and Shipping

Every injector from InjectorHub comes with a 12-month warranty and fast worldwide shipping. Not sure it is the right part? Send us the code from your old injector or your engine serial number and we will confirm compatibility.