U760E U761E Transmission Oil Cooler

The U760E U761E Transmission Oil Cooler is a heat-exchange component used in selected Toyota and Lexus vehicles equipped with U760E or U761E six-speed automatic transmissions. Toyota catalogs describe this part as “Cooler, Transmission Oil (ATF Warmer)” in many applications. It helps manage automatic transmission fluid temperature by transferring heat between the ATF and the engine coolant circuit. Because cooler design and Toyota part numbers vary by vehicle, year and market, the transmission code alone is not enough to select one universal cooler.

This product is suitable for professional transmission workshops, rebuilders, distributors and wholesalers. Customers should compare the original cooler shape, hose connections, mounting points and reference number before ordering.

U760E U761E Transmission Oil Cooler Function

The U760E U761E Transmission Oil Cooler helps keep transmission fluid within an appropriate operating temperature range. When the transmission is cold, the coolant-assisted heat exchanger can help the ATF warm more quickly. As temperature rises, it also allows heat from the transmission fluid to transfer into the vehicle cooling system.

Stable fluid temperature matters because ATF provides lubrication, hydraulic control and cooling inside the transmission. Excessive heat can accelerate fluid deterioration and affect seals, friction materials and hydraulic performance.

The cooler works as part of a thermal-management system that includes transmission fluid passages, coolant hoses, the engine cooling circuit and related seals.

Toyota Oil Cooler References and Version Matching

There is no single Toyota OE number that can safely be assigned to every U760E and U761E cooler. Toyota parts catalogs show different transmission oil coolers for different vehicle applications.

For example, U760E Camry ASV50 applications are listed with 33493-33030. U760E/U760F RAV4 applications are listed with 33493-42090, while later Camry ASV70 applications can use 33493-33070. U761E Camry ASV71 catalog data also lists 33493-33070.

These references show why the exact vehicle and production configuration should be checked before adding an OE number. If your physical product carries a specific Toyota number, that number can be used after comparing the part design.

For accurate matching, customers can provide the transmission model, original cooler photo, reference number, hose connection layout, vehicle model, production year and required quantity.

U760E and U761E Applications

U760E and U761E belong to the Toyota/Aisin six-speed automatic transmission family. U760E is found in selected Toyota Camry, RAV4, Venza, Highlander and Sienna applications, while U761E appears in later Camry applications depending on market and engine specification.

Because the same transmission family can be installed in different vehicle platforms, external cooling components may be vehicle-specific. A cooler from one U760E application should not automatically be assumed to fit another U760E or U761E vehicle.

Physical comparison is especially important when the transmission or cooling system has previously been replaced.

Transmission Cooler Failure and Inspection

A damaged or restricted transmission cooler may contribute to abnormal ATF temperature, fluid leakage or reduced cooling performance. External corrosion, damaged hose connections, contaminated passages or internal leakage between coolant and transmission fluid are possible reasons for replacement.

Before installing a new U760E U761E Transmission Oil Cooler, technicians should inspect the cooler hoses, fittings, O-rings and surrounding coolant connections. If the transmission has suffered internal mechanical failure, the cooling circuit should also be checked for debris or contaminated fluid.

A replacement cooler cannot correct a separate transmission problem such as low line pressure, valve-body wear, clutch damage or pump failure. Complete diagnosis is recommended when overheating or fluid contamination is present.

Installation and Service Considerations

The cooler should be installed using clean connections and suitable replacement seals. Transmission fluid and coolant levels should be checked after service, and the system should be inspected for leaks after reaching operating temperature.

If the transmission was rebuilt after a major internal failure, the cooler and lines should be cleaned or replaced as required to prevent contamination from entering the repaired transmission.

Related U760E U761E Transmission Parts

We supply U760E and U761E transmission filters, overhaul kits, friction plates, piston kits, valve-body parts, planetary components, oil seals, gaskets and other automatic transmission parts.

Customers rebuilding a complete transmission can combine the cooler with related service and internal repair components in one order.

U760E U761E Transmission Oil Cooler Wholesale Supply

We supply U760E U761E Transmission Oil Cooler products to professional transmission workshops, rebuilders, distributors and wholesalers worldwide. Contact us with the original cooler photos, transmission model, vehicle information and required quantity for version matching, availability and wholesale quotation.