Caterpillar 3406 Fresh Water Pump & Cooling System Parts Catalog

The Caterpillar 3406 engine is renowned for its durability and reliability in trucking, marine, and industrial applications. A properly functioning fresh water pump is essential for cooling, as it keeps coolant circulating through the block and cylinder head. Without it, the 3406 risks overheating, loss of efficiency, and major engine damage.

Diesel Pro Power supplies a complete line of fresh water pumps, repair kits, seals, and gaskets built specifically for the Caterpillar 3406. Every component is engineered for a direct fit, long service life, and dependable operation under heavy-duty conditions.

Caterpillar 3406 Fresh Water Pump & Cooling System Parts Catalog

The Caterpillar 3406 is one of the most respected heavy-duty diesel engines, relied upon worldwide for its durability and consistent performance. A key part of keeping this engine running at peak efficiency is the fresh water pump, which ensures coolant circulates through the block and cylinder head to prevent overheating.

Diesel Pro Power offers multiple fresh water pump options for the Caterpillar 3406, along with a complete repair kit and gasket seal. Each option is designed for direct fit and built for long service life.

Engine Water Pump for Caterpillar 3406

The standard replacement pump for the Caterpillar 3406 is designed to restore full coolant circulation and maintain correct operating temperatures. This heavy-duty water pump is engineered to OEM-level durability, making it a reliable choice for operators in trucking, marine, and industrial applications. It fits across the 3406 family and provides consistent cooling performance under demanding workloads.

Fresh Water Pump for Caterpillar 3406 – Arrangement-Specific Compatibility

For operators who need precise fitment, Diesel Pro offers a fresh water pump designed for specific arrangement numbers. By aligning with these arrangements, operators can be confident the pump will fit perfectly without modifications.

Compatible arrangement numbers include:
1093816, 1093830, 1093839, 1206692, 1206693, 1206694, 1206695, 1206699, 1206700, 1286746, 1315403, 1315404, 1315406, 1325422, 1354645, 1528390, 1778873, 1778874, 1778875, 1778876, 1778877, 1778878, 1778879, 1778880, 2385309, 2385311, 2385312, 2385313, 2385314, 2385315, 2385316, 2385317, 2385342, 2385343, 2385344, 2385345, 2385346, 2385347, 2385348, 2385349, 4480056, 4480057, 4496304, 4496305, 4R9131, 5R3635, 5R8180, 5R9150, 5R9841, 9Y6505.

This pump is ideal for fleets and independent operators who know their arrangement number and want a guaranteed match for the Caterpillar 3406.

Heavy-Duty Water Pump Option for Caterpillar 3406

Diesel Pro also supplies another heavy-duty replacement water pump suitable for the Caterpillar 3406. Built with robust bearings and high-strength seals, this pump ensures maximum coolant flow and dependable long-term service life. It is an excellent choice for operators who run their engines in high-demand conditions where cooling efficiency is critical.

Fresh Water Pump Repair Kit for Caterpillar 3406

Instead of replacing the entire water pump, many operators choose to rebuild using a complete repair kit. This option includes the essential components—bearings, seals, and gaskets—needed to restore pump function. Rebuilding saves money while extending the pump’s service life.

Compatible arrangement numbers include:
1031819, 1031820, 1054832, 1054833, 1160050, 1160051, 1160052, 1160053, 1243400, 1302549, 1326105, 1326106, 1326109, 1326110, 1433522, 1433523, 1433524, 1433525, 1498154, 1498155, 1498156, 1498157, 1790769, 1790770, 1790771, 1797010, 1797011, 1797012, 1797013, 1855890, 1W3500, 4N2247, 4P6983, 4P6984, 4R9970, 4R9980, 4W1146, 7W7584.

For operators with engines that fall within these arrangement numbers, the repair kit is a practical and cost-effective solution.

Fresh Water Pump Gasket Seal for Caterpillar 3406

Every pump replacement or rebuild requires a new gasket seal to guarantee a leak-free installation. The gasket seal for the Caterpillar 3406 is engineered to provide a precise fit, ensuring coolant stays contained within the system and pressure is properly maintained. Using a fresh seal with each installation prevents early leaks and maximizes the efficiency of the cooling system.

Why Choose Diesel Pro Power for Caterpillar 3406 Fresh Water Pumps

When it comes to maintaining or repairing your Caterpillar 3406 engine, the choice of supplier makes all the difference. A fresh water pump is not just another part—it is the heart of the cooling system, protecting your engine from overheating and preserving its performance over the long term. Diesel Pro Power has built a reputation as the trusted source for 3406 owners worldwide, and here is why operators continue to choose us as their partner in engine maintenance.

40,000+ Satisfied Customers Worldwide

Diesel Pro Power is trusted by more than 40,000 customers across over 180 countries. These include fleet operators, independent mechanics, shipyards, industrial contractors, and individual equipment owners who depend on the Caterpillar 3406. Our global reach demonstrates one thing clearly: no matter where your operation is based, you can rely on us to supply the correct 3406 fresh water pump and related components.

Fast Global Shipping – 24 Hour Turnaround

Downtime costs money, whether your 3406 is powering a truck, vessel, or generator. That is why Diesel Pro Power ships every order within 24 hours. Our logistics process is streamlined to ensure parts reach you quickly, complete with tracking information from the moment your order leaves our warehouse. This rapid turnaround reduces downtime and keeps your operations running smoothly.

Engine-Specific Catalog – Built for the 3406

Unlike generic suppliers, Diesel Pro Power has developed engine-specific catalogs designed for the Caterpillar 3406. Every listing in our catalog—whether it’s a complete water pump, a rebuild kit, or a gasket seal—is tailored to the 3406 alone. That means no cross-checking with multiple models, no guesswork, and no risk of ordering an incompatible part. For operators, this simplifies maintenance planning and ensures a precise fit every time.

Premium Quality Components – Built for Durability

The Caterpillar 3406 is known for its rugged performance, and its cooling system components must match that same standard. Our pumps, repair kits, and gaskets are built to OEM-level durability, using high-grade materials and proven manufacturing processes. Each pump is engineered to withstand the extreme heat, vibration, and workload that 3406 engines face in heavy-duty service. With Diesel Pro, you can be confident that your replacement part will perform reliably for the long haul.

Expert Technical Support – Backed by Experience

Selecting the correct water pump for your specific arrangement number can be challenging, and installation can raise questions—especially when rebuilding pumps with repair kits. That’s why Diesel Pro Power offers expert technical support from specialists with decades of Caterpillar experience. Our team assists customers with arrangement verification, installation procedures, and troubleshooting advice, helping you avoid costly mistakes and ensuring the job is done right the first time.

A Partner You Can Trust

Choosing Diesel Pro Power means more than just purchasing a part. It means partnering with a supplier that understands the Caterpillar 3406 inside and out, and one that is committed to helping operators reduce downtime, extend engine life, and operate with confidence. From fast shipping to reliable support, every step of our process is designed with your success in mind.