The Derale 9 Row Series 9000 Plate and Fin Transmission Cooler Kit uses a furnace-brazed aluminum plate and fin core to pull heat out of transmission fluid and help prevent heat-related transmission wear. The core has a 1/2 inch female NPT inlet and is rated for vehicles up to 18,000 lb GVW. The kit includes the mounting hardware for 5/16 inch cooler lines along with 1/2 inch NPT to 3/8 inch hose barb adapters and a 4 foot length of 3/8 inch hose.
Specifications:
- Type: Series 9000 plate & fin transmission cooler kit
- Rows: 9
- Construction: furnace-brazed aluminum
- Ports: 1/2 in female NPT inlet
- GVW rating: 18,000 lb
- Overall dimensions: 9-3/4 in W x 6-1/4 in H x 1-1/4 in D
- Fluid capacity: 6 oz
- Included: hardware kit for 5/16 in cooler lines, 1/2 in NPT x 3/8 in hose barb adapters, 4 ft of 3/8 in hose
- Part number: 13612
FAQ
What is the Derale 13612 kit for?
It is a universal add-on transmission cooler kit rated for vehicles up to 18,000 lb GVW.
What is included in the kit?
The 9 row cooler, a hardware kit for 5/16 inch cooler lines, 1/2 inch NPT to 3/8 inch hose barb adapters, and 4 feet of 3/8 inch hose.
What size is the inlet?
The cooler has a 1/2 inch female NPT inlet.
How big is the cooler?
It measures 9-3/4 inches wide by 6-1/4 inches tall by 1-1/4 inches deep and holds about 6 ounces of fluid.

