Donaldson P559000 Engine Oil Filter

Engine Oil Filter Overview

Donaldson P559000 is a spin-on, full-flow engine oil filter built for heavy-duty diesel applications. It uses Synteq media and is specified with ISO 4548-12 efficiency testing for consistent filtration performance.

Compatible with a wide range of Freightliner, Kenworth, Peterbilt, International, and Mack trucks, this filter is a direct service part for primary and secondary oil filtration applications. The Donaldson P559000 is a fitment-based replacement for fleets and owners maintaining trucks such as the Freightliner Cascadia and Kenworth W900.

Key Features

• Spin-on full-flow design for engine oil service
• Synteq filter media for fine particle capture
• ISO 4548-12 efficiency test standard
• Thread size: M95 x 2.5
• Outer diameter: 118 mm; length: 11.69 in
• Gasket dimensions: 102 mm ID and 119 mm OD
• Collapse burst rating: 10.3

Detailed Description

This Donaldson engine oil filter is engineered for heavy-duty lubrication systems that use a spin-on, full-flow layout. The P559000 combines Synteq media with a tested efficiency rating of 97.6% at 15 microns, helping maintain oil cleanliness in demanding commercial truck service. Its large-diameter canister and M95 x 2.5 thread specification support the fitment requirements listed for many Class 8 applications, including Kenworth W900, Freightliner Cascadia, and Peterbilt 379 platforms.

This part cross-references Baldwin BD40139 and Four Seasons 84745 for the same application. The Donaldson P559000 is also listed across multiple International, Freightliner, Kenworth, Peterbilt, and Mack models, making it a practical service replacement for mixed-fleet maintenance programs.

What It Helps Address

• Restricted oil flow caused by a loaded filter element
• Excess wear from inadequate oil filtration
• Service replacement needs for spin-on lube filter applications
• Oil filtration requirements on primary and secondary service points
• Maintenance intervals on heavy-duty diesel trucks

Installation Notes and Quality Assurance

Verify thread size, gasket dimensions, and application notes before installation. This filter is specified for spin-on full-flow oil service, so the replacement should match the vehicle’s oil filter housing and service configuration exactly. Confirm the listed fitment for the specific make, model, and year before ordering.

Donaldson publishes the P559000 with ISO 4548-12 efficiency testing and a Synteq media design for controlled filtration performance in commercial engine service.

Part number: P559000.