The Derale 8 Pass 13 inch Series 7000 Transmission Cooler is a copper tube and aluminum fin core, with 1/2 inch copper tubing expanded into aluminum fins, built to pull heat out of transmission fluid. This listing is the cooler only, with -6AN inlets. The 8 pass 13 inch core carries an 18,200 lb GVW rating.
Specifications:
- Type: Series 7000 copper/aluminum tube & fin transmission cooler (cooler only)
- Passes: 8
- Core size: 13 in
- Construction: 1/2 in copper tubing expanded into aluminum fins
- Ports: -6AN inlets
- GVW rating: 18,200 lb
- Overall dimensions: 12-3/4 in W x 10-1/4 in H x 3/4 in D
- Fluid capacity: 6.25 oz
- Part number: 13317
FAQ
What is the Derale 13317?
It is an 8 pass, 13 inch Series 7000 copper and aluminum transmission cooler, sold as the cooler only with -6AN inlets.
How is the core built?
1/2 inch copper tubing expanded into aluminum cooling fins for strong heat transfer.
What size are the ports?
This cooler uses -6AN inlets.
What is it rated for?
The 8 pass 13 inch core carries an 18,200 lb GVW rating and holds about 6.25 ounces of fluid.

