Dorman 918-5602 transmission cooler for the 2005-2006 Workhorse W42 V6 4.5L, the 2006-2010 W42 V8 4.8L and other vehicles helps keep transmission fluid at a proper temperature. It is built to replace a factory cooler that has failed from contamination, heat or impact.
- Part of the Dorman HD Solutions line
- Helps maintain proper transmission fluid temperature and protect the transmission from damage
- Steel construction with hose barb inlet and outlet connections
- Designed and manufactured to strict specifications
Quick facts
- Part: Dorman 918-5602 transmission cooler
- Also called: oil cooler
- Fits: the 2005-2006 Workhorse W42 V6 4.5L, the 2006-2010 W42 V8 4.8L and other vehicles
- Material: Steel
- Condition: New
A leaking, dented or cracked cooler, or a transmission that runs hot, can mean the cooler needs replacing. Before you buy, look the cooler and its lines over with the engine off and cool, since seepage can also come from a fitting or line.
Fits
Fitment also covers the 2007-2010 Workhorse W62 V8 6.0L and the 2006-2009 Workhorse W16 V8 8.1L, along with other Workhorse models. It is a direct replacement designed to match the performance of an original equipment cooler on specified makes, models and years. The 2007-2010 Workhorse W62 V8 6.0L takes one, and this listing is one cooler. If your Workhorse is not named here, find its model, year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Inlet diameter: 15.875 mm
- Outlet diameter: 15.875 mm
- Height: 8.4 in
- Strap width: 11 in
Build and materials
- Material: Steel
- Grade: Standard replacement
- Condition: New
- Country of origin: China
In the box
One transmission cooler. Mounting hardware is not included, so plan on new hardware rather than reusing the old.
Interchange: 15022084
Frequently Asked Questions
Does this Dorman transmission cooler fit the 2007-2010 Workhorse W62 V8 6.0L?
Yes. Dorman 918-5602 fits the 2007-2010 Workhorse W62 V8 6.0L and the 2006-2009 Workhorse W16 V8 8.1L. For a Workhorse not named here, check its model, year and engine in the "Vehicles it fits" section.
Does this oil cooler come with mounting hardware?
No. The package holds one transmission cooler only, and mounting hardware is not included.
What size are the inlet and outlet fittings on the Dorman 918-5602?
Dorman 918-5602 has hose barb fittings on the inlet and the outlet, each 15.875 mm in diameter.
What are signs of a leaking or failing transmission cooler?
Fluid seepage at the cooler, a dented or cracked body, or a transmission that runs hot can each point to a cooler problem. A shop can pressure-test the cooler to confirm.
Does Dorman 918-5602 replace number 15022084?
Yes. 15022084 is listed as an interchange number for Dorman 918-5602.
