Donaldson P550588 Fuel Filter Spin On Water Separator Fitments For Agrale Deutz Laverda And CLAAS Tractors Aftermarket

Protect your diesel engine with the Donaldson P550588, a premium aftermarket spin-on fuel filter and water separator engineered for agricultural and industrial use. This Twist&Drain element delivers 99% filtration efficiency at 11 microns and 95% separation of emulsified water, effectively capturing contaminants and removing water before they reach your injection system. Designed as a reliable aftermarket replacement for Agrale-Deutz, Laverda, and CLAAS tractors, it also integrates with Bosch-Rexroth hydraulic systems and Fiat 45-76 V Series tractors for versatile, hard-working performance in demanding environments.

Engineered to Donaldson's exact specifications, this filter is a top-performing aftermarket part across the listed equipment lines. Precision M16 x 1.5 thread with a 76.8 mm outer diameter and 147.7 mm length ensures a tight, leak-free installation and straightforward service in the field or shop.

Vehicle Fitment:

Cross-references are provided for compatibility checks and field-service planning. Always verify fitment using your machine's exact model, year, and serial number before ordering.

Product Specifications:

Why Choose Donaldson P550588? Contaminated fuel and water are common culprits behind premature diesel injector and pump wear. The P550588 provides dual protection in a single spin-on element: 11-micron absolute filtration paired with 95% emulsified water separation. This combination reduces fuel-derived damage far beyond single-filter solutions and helps deliver cleaner fuel to your engine, which translates to smoother running, improved efficiency, and extended component life in demanding agricultural and heavy-duty applications. Donaldson is a trusted filtration leader, and this aftermarket Twist&Drain filter is designed to meet or exceed the performance needs of modern diesel systems used in tractors, pickups, and industrial equipment. Trust the original approach, without the OEM price tag.

Designed for reliability in harsh environments, the P550588 is easy to service in the field, with the Twist&Drain design allowing fast, clean isolation and drainage. It’s a practical choice for farmers and fleet operators who demand consistent fuel cleanliness and water separation to protect high-horsepower diesel engines.