John Deere Secondary Fuel Filter - DZ112918

The John Deere DZ112918 Secondary Fuel Filter provides final-stage filtration for diesel fuel, protecting the high-pressure injection system and supporting reliable engine performance in demanding agricultural, forestry, and construction environments.

Key Features

• Secondary / final fuel filtration that removes fine particles missed by the primary filter
• High-efficiency media with a nominal 2-micron rating for superior contaminant removal
• Spin-on filter design for quick, tool-free replacement during routine service
• Water protection via coated media to repel and capture water contamination in diesel fuel
• Engine protection by reducing wear on injectors and high-pressure fuel pumps
• OEM-grade construction engineered to John Deere specifications for durability in tough operating conditions
• Works in conjunction with the primary filter to maintain consistent fuel delivery and fuel flow

Product Details

• Part Number: DZ112918
• Filter Type: Spin-on secondary / final fuel filter
• Nominal Micron Rating: 2 micron
• Length: 230.5 mm
• Diameter: 108.1 mm
• Previous Part Number: RE533910
• Description: Final filtration stage in diesel fuel system; removes microscopic contaminants and water before reaching injection system
• Media: High-efficiency filtration media
• OEM Standards: John Deere OEM specifications

Compatibility

• Row-Crop Tractors: 7210R 7230R 7250R 7260R 7270R 7280R 7290R 7310R 7330R 8235R 8245R 8260R 8270R 8285R 8295R 8310R 8335R 8345R 8360R 8370R 8410R
• Track & Articulated Tractors: 8310RT 8320RT 8335RT 8360RT 8310RX 8340RX 8370RX 8410RX 9410R 9460R 9510R 9520RX 9570RX 9430 9430T 9530 9530T 9560 9560RT 9630 9630T
• Combine Harvesters: S650 S660 S670 S670 HMS680 S680 HMS685 S685 HMS690 S690 HMS760 S780 S790
• Forage Harvesters: 8100 8200 8300 8400 8600 9000
• Self-Propelled Sprayers: 4940
• Additional Equipment: Also used on selected machines in the following ranges — 7R Series tractors; 8R / 8RT / 8RX Series tractors; 9R Series tractors; S-, T- and W-Series combines; 8000 Series self-propelled forage harvesters; Various John Deere construction and forestry machines
• Note: Exact compatibility may vary by engine and serial number; always confirm with the machine serial number before ordering.