Description
Fleetguard FF5108 is a spin-on secondary fuel filter that replaces Isuzu 1132400740 on Isuzu 4BD1, 4BD2, 4HE1, 6BD1, and 6BG1 industrial and on-highway diesel engines and the construction equipment built around them. The filter uses a 3/4″-16 UNF-2B threaded base with a 2.48″ gasket OD and an overall length of 4.96″, making it a direct fit in mid-size GM Topkick / Kodiak medium-duty trucks, JCB excavators, Hitachi and Link-Belt machines, and Kawasaki wheel loaders that use the Isuzu base engine.
Specifications
| Manufacturer | Fleetguard / Cummins Filtration |
|---|---|
| Part Number | FF5108 |
| Part Type | Spin-on Fuel Filter (Secondary) |
| Thread Size | 3/4″-16 UN-2B |
| Gasket OD | 2.48″ |
| Largest OD | 3.66″ |
| Length | 4.96″ |
| Engine Compatibility | Isuzu 4BD1/4BD2/4HE1/6BD1/6BG1 industrial and on-highway diesel |
Cross References
This fuel filter replaces or is equivalent to the following part numbers:
- Baldwin: BF719
- Donaldson: P552564
- Fram: P6904
- WIX: 33382
- Napa Gold: 3382
- Luber-Finer: LFF3415
- Hastings / HiFi: FT6245
- Ryco: Z108
- Isuzu: 1132400520, 1132400521, 1132400690, 1132400730, 1132400740, 1132400743, 1132400790, 1132400791, 1873101040, 8943924740, 8980366540
- JCB: 32/925856, 32/925856A, 2800001
- GMC / Chevrolet: 94051085, 94054192, 94392474, 97714339, 97780202
- Hino: 23401-1341
- Hitachi: 4178800, 4206080, 4616545, 76613940
- Fiat-Hitachi / Fiat-Kobelco: 71423333, 76500093, 76546259, 76590664, 76613940
- Link-Belt: 3H1793, KSP0281
- Furukawa: 2310301025, 31201198130
Applications
This fuel filter fits the following engines:
- Isuzu 4BD1 / 4BD2 (3.9L) inline-4 diesel
- Isuzu 4HE1 (4.8L) inline-4 diesel
- Isuzu 6BD1 (5.8L) inline-6 diesel
- Isuzu 6BG1 (6.5L) inline-6 diesel
Representative vehicles and equipment using these engines:
- Chevrolet/GMC Topkick & Kodiak medium-duty trucks (with Isuzu diesel)
- Isuzu NPR / NQR / FRR / FSR / FTR / FVR cabover trucks
- JCB excavators and backhoes (Isuzu-powered)
- Hitachi EX/ZX excavators (Isuzu-powered models)
- Link-Belt and Kawasaki wheel loaders (Isuzu-powered models)
- Fiat-Hitachi / Fiat-Kobelco excavators (Isuzu-powered models)
This is a secondary fuel filter; many of these applications also use a separate primary fuel/water separator. Verify the OEM number stamped on your existing filter base and check filter length clearance before ordering.









