Description
Give your engine the clean, consistent fuel flow it deserves. The Donaldson P555776 delivers premium filtration, protects your Cummins ISX from contaminants, and helps your truck run smoother, longer, and more efficiently, mile after mile.
- Engine Protection You Can Trust: Traps harmful contaminants before they reach your injectors and fuel system.
- Built for Heavy-Duty Use: Designed for the demanding requirements of Cummins ISX engines.
- Consistent Fuel Flow: Helps maintain optimal engine performance and idle stability.
- Easy Spin-On Replacement: Quick install that keeps downtime to a minimum.
- Long Service Life: Durable construction ensures dependable filtration over extended intervals.
Features
- Spin-on fuel filter
- Heavy-duty Donaldson build quality
- Optimized filtration for Cummins ISX engines
- Reliable contaminant removal
| Feature | Detail |
|---|---|
| Brand | Donaldson |
| Model | P555776 |
| Filter Type | Spin-On Fuel Filter |
| Outer Diameter | 4.65 in (118 mm) |
| Thread Size | M90 x 2 |
| Length | 8.82 in (224 mm) |
| Engine Compatibility | Cummins ISX |




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