Description
Product Overview
The Fleetguard coolant filter LF17356 is a genuine replacement part engineered for heavy‑duty applications such as trucks, tractors, excavators, loaders, graders and cranes. Constructed with a high‑efficiency 30 micron filtration media, it captures 97% of contaminants, protecting the cooling system and extending engine life. The filter features a M67 x 4 special butt thread, matching OEM part numbers 5266016 and 557356, and is built to exacting Cummins Filtration standards. Dimensions are compact at 3.5 × 3.5 × 6 inches, weighing only 0.33 kg, making installation straightforward.
Usage
Designed for commercial and construction vehicles, this filter excels in harsh environments where dust, metal shavings and coolant debris are common. Ideal for daily operation in mining, road building, and agricultural settings, it ensures consistent engine temperature control. Install the filter during routine maintenance or coolant system overhauls to maintain optimal performance and prevent costly downtime.

Why Choose Us
Fleetguard is a trusted name in filtration, and this coolant filter carries the Cummins Filtration guarantee of durability and precise fit. Each unit undergoes rigorous quality testing, ensuring it meets OEM specifications and delivers the advertised 30 micron efficiency. Our genuine parts eliminate the guesswork of aftermarket alternatives, providing peace of mind for fleet managers and independent mechanics alike.
Key Features
- 30 micron filtration efficiency captures 97% of contaminants
- Special M67 x 4 butt thread ensures exact OEM fit
- Compact 3.5 × 3.5 × 6 in design for easy installation
- Genuine Fleetguard‑Cummins quality with rigorous testing
- Compatible with a wide range of heavy‑duty vehicles and equipment
FAQ
What vehicles are compatible with this filter?
The filter fits trucks, tractors, excavators, loaders, graders and cranes that use OEM part numbers 5266016 or 557356, covering most Cummins‑powered heavy‑duty engines.
How often should the coolant filter be replaced?
For optimal performance, replace the filter every 12,000 to 15,000 miles or according to the vehicle manufacturer’s service interval recommendations.
Is this a direct OEM replacement?
Yes, the LF17356 is a genuine Fleetguard part that matches OEM specifications, ensuring a seamless fit without modifications.
Can I install the filter myself?
Installation is straightforward with basic hand tools. Ensure the engine is cool, remove the old filter, clean the mounting surface, and install the new filter using the M67 x 4 butt thread.
What is the filtration efficiency rating?
The filter provides 30 micron efficiency, removing 97% of particles and protecting the cooling system from sludge and debris.





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