John Deere Fuel Injector Replacement RE36939 Stanadyne 28485

This new John Deere diesel fuel injector replacement RE36939 is designed for machines using the 3029D, 4039D, 4045D, 6059D and 6068D engines. It replaces John Deere injector numbers RE36939 and RE38087 and Stanadyne 28485 , and is used across many John Deere tractors, backhoe loaders, wheel loaders, skidder and excavator models . Common applications include popular John Deere 5400-series, 5500-series, 6200-series, 6300-series, 6400-series, 6500-series, 6800-series and 6900-series tractors , as well as 310C / 310D / 410C / 410D backhoe loaders and 490D / 490E / 590D / 690D excavators . Use this injector when replacing worn or leaking injectors during engine repair, overhaul or performance restoration. Key Features & Applications Replaces part numbers: John Deere RE36939 , RE38087 ; Stanadyne 28485 Engine compatibility: John Deere 3029D, 4039D, 4045D, 6059D, 6068D diesel engines Popular tractor models: Fits many John Deere 5400, 5400N, 5500, 5500N, 6100, 6200, 6200L, 6300, 6300L, 6400, 6400L, 6500, 6800, 6900 (and related models) Backhoe & loader models: Used on 310C, 310D, 410C, 410D, 444E, 444G, 544E, 544G, 624E, 624G, 710B, 710C and other John Deere construction loaders Forestry & construction applications: Fits selected 440 skidders, 450G / 550G / 650G crawler tractors, 448D / 540D / 548G / 640D / 648G skidders, 490D / 490E / 590D / 690D excavators New aftermarket replacement injector – ready to install, no core charge Ideal for engine rebuilds, injector replacement, hard-starting, rough-running or smoking diesel engines