Gates 42262 Engine Water Pump

Gates Water Pump for Lexus and Toyota

The Gates 42262 engine water pump is a standard replacement for select Lexus GX460, Toyota Tundra, and Toyota Sequoia applications. Built with a cast aluminum housing and stamped steel impeller, it is made for dependable coolant circulation in everyday driving and repair work.

Key Features

• Cast aluminum housing for strength and corrosion resistance
• Stamped steel impeller with standard rotation
• Accessory belt driven design
• Includes water pump, metal gasket, and O-ring
• No back housing, thermostat housing, fan clutch, or pulley included
• Not timing belt driven

Product Details

This Gates Water Pump (Standard) line focuses on OE-style replacement coverage and consistent fitment. Part number 42262 is built from premium alloy materials and is tested for seal and bearing function as well as leakage before release. For drivers servicing a Lexus GX460 or Toyota Tundra, the 42262 water pump supports proper coolant flow to help maintain stable engine temperature under load.

This part cross-references Dayco DP1891 for the same application.

What It Helps Address

• Coolant circulation problems caused by a worn pump
• Engine overheating from reduced water pump output
• Coolant leakage at the pump housing or seal area
• Noisy operation from worn bearings
• Service replacement on high-mileage Lexus GX460, Toyota Tundra, or Toyota Sequoia cooling systems

Installation Notes

Verify accessory belt routing, gasket surfaces, and coolant condition before installation. Replace the metal gasket and O-ring supplied with the pump, and confirm the impeller rotation matches the original unit. This water pump is not timing belt driven and does not include a pulley or thermostat housing.

Quality Assurance

Gates manufactures this water pump with functional testing of seals and bearings plus leakage testing of the casting and assembled unit to support reliable operation. The Gates Water Pump (Standard) line is positioned as an OE-quality replacement solution for select Lexus and Toyota cooling system service.