Hands-On with the Flex-a-lite Transmission Cooler Video

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

When comparing the Flex-a-lite Transmission Cooler #FLX400117 to the similar Derale Series 8000 Transmission Cooler #D13502, there are very few differences between them. Both have an aluminum construction, include all hardware needed, and are…

Yes, in fact the transmission coolers we sell are designed to be supplemental coolers, not direct factory replacements. We typically suggest installing our cooler downstream from the factory cooler. I attached a link to our transmission cooler…

I would recommend going by your owners manual. If you have the ATF cooler installed, you can haul the 4,000lb trailer. Make sure that your hitch can withstand that load if you do not have the OEM hitch that came with the truck.

The Flex-a-lite Transmission Cooler #FLX400117 does come with everything needed to install. No other components would be needed.

If your transmission temperature is exceeding 200 degrees Fahrenheit, I would recommend adding a supplemental transmission cooler. One of the leading causes for transmission failure is overheating and decreasing your transmission temperature will…

Both the Derale Series 9000 Plate-Fin Transmission Cooler #D13613 and #D13612 will work for your application but I recommend going with the slightly larger #D13613. The 8-7/8 inch height on this unit (compared to 6-3/8 inches on the #D13612) will…

Yes, the Flex-a-lite Transmission Cooler #FLX400117 does include the 3/8" hose and clamps that you see in the picture. Product Contents: 1-17 Row Plate Cooler 1-Section of 3/8" Transmission Hose 4-Hose Clamps 2-Threaded 3/8" Barbed…

Trailer tires in sizes 175/80-13 and 185/80-13 will fit the exact same wheel sizes. You can have the 175 mounted on the wheel and use it as a spare but you would not want to run different sizes for long. I have included a link to some trailer tire…

Unfortunately we don't have the transmission cooler that fits your factory brackets. My recommendation for your transmission cooler is the Flex-a-lite Translife Transmission Cooler - Tube and Fin #FLX400130. You can use the Derale Universal…

A suspension enhancement product like the SumoSprings #CSS-1125R or Firestone Coil-Rite #F4174 are primarily designed to suspend the weight of cargo carried in the vehicle itself. It's not always the best choice for counteracting the vehicle…

For your 2012 Toyota RAV4 the Derale cooler part #D12906 would be a great option. We normally recommend going with the largest cooler that will fit in front of the radiator. In the case of this cooler it measures 13" Wide x 7-1/2" tall x…