The Donaldson P551077 fuel filter and water separator provides excellent protection and performance for your engine. Featuring a spin-on, twist-and-drain design, this fuel filter is built for effective water separation and dependable filtration, making it a perfect choice for those looking to buy Donaldson fuel filters online and keep their vehicles running at peak performance.

Key Features

• Spin-on design with a twist-and-drain mechanism
• Thread size: 1-14 UN
• High filtration efficiency of 99% with a 25-micron rating
• OEM reference compatibility for reliable operation
• Not suitable for marine applications

Technical Specifications

• Dimensions: Length and overall diameter conform to standard design
• Gasket Measurements: Outer and inner diameters specified for a secure fit
• Efficiency Testing Standard: SAE J1985 guarantees quality and durability

Compatibility & Additional Benefits

The Donaldson P551077 fuel filter is designed for demanding applications, including functioning as a water separator in systems like the RACOR R120P. It is compatible with various truck and Jeep models, offering a robust solution for both hobbyists and professional drivers. Backed by Everything Truck Parts’ commitment to quality and 24/7 customer support, this filter comes with a confidence-inspiring warranty and return policy.

Discover more fuel filters and related parts in our Fuel Filters Collection or explore additional components in our Fuel/Water Separators Collection.