GVW - Normal Duty Driving, sub-compact to … It is common for Tow Haul mode to allow to reduce shift cycles as it changes shift points to a higher RPM. Hayden Performance Transmission Parts Installation Instructions Author: CARiD Subject: Hayden Performance Transmission Parts Installation Instructions Keywords "performance transmission, manual, automatic, clutches, torque converters, flywheels, clutch … When it comes to buying and installation a transmission oil cooler in your car, truck, or SUV, the B&M 70264 is the go to. I followed PhilD's writeup with a couple of subtle changes. While the cooler comes with the fittings and extra rubber hose, the fitting on the cooler are -8AN, so custom lines with AN fittings are certainly an option as well. Extra Heavy Duty. Since you are towing and adding additional strain, the transmission will have a tendency to want to downshift to keep the motor in the power band. The Hayden transmission cooler is super small and easy to install. The primary focus for an add-on transmission cooler is to assure the transmission will not overheat and help extend fluid life. Air flow will help the cooler better reduce transmission fluid temperatures before going back to the transmission. cooler for best results. Typically, this is a cooler that is one to two sizes larger than the recommended heavy-duty cooler. The cooler arrived first and just before I was about to do a 350 km trip through mountains. Comes as a complete kit with extra hose, clamps, and mounting hardware, 48 cooling rows for added cooling capacity. Post Reply. The hose barbs are a VERY tight fit in the 11/32 hose supplied with the Hayden cooler. We have seen a number of dually drivers who tow heavy 5th wheel loads utilize this cooler in addition to their factory cooler and never have any issue. Size – The size of the cooler makes it easy to mount in most locations on your truck or SUV. It came with almost all the needed hardware, I say almost because I didn't want to replace the stock hose. This helps to prevent over-cooling and to allow transmission fluid to be directed through the core as temperatures increase. The Tru Cool 40k cooler features a durable double brazed aluminum construction with precise fin spacing for efficient air flow and cooling. Tru-Cool. The best types transmission coolers for towing are typically stacked plate, or plate and fin coolers because they are able to disperse heat best. If you notice on the center piece that runs from the lower cross member to the hood latch, there is a pre-drilled hole (I assume to mount the OEM cooler) that is about half way up. core length, 0.375 in. As a DIY project, you’ll pay between $30 and $60 for the oil cooler and spend 1 1/2 to 2 hours on installation. 15 1/2" LONG. HAYDEN RAPID-COOL TRANSMISSION OIL COOLER, STEEL, BLACK, SOLD INDIVIDUALLY -- 7.5 in. You may want to consult a transmission repair shop before eliminating the O.E. Other than that, this is in our opinion the best transmission cooler for towing. This premium transmission oil cooler features a unique plate and fin design, which is 33% more efficient than a comparable tube and fin design. Probably do the install tomorrow and take some pics as well to post here. If for some reason you are not going to use the O.E. High Performance Transmission Oil Cooler Kit (516) by Hayden®. Available for Industrial, Mobile and Fin Cool models. While a tube and fin can be large transmission cooler, they may not be the best to rely on when it comes to towing heavier loads. Find The Lowest Price On Derale 15960 Transmission Coolers. To me, it felt like the fittings bottomed out before the threads got really tight, but no leaks at all! Most trucks and SUV’s have a feature called Tow – Haul mode. 2. The cooler itself is rated for 30,000 GVW, so with the addition of the fan, this is one serious transmission cooler. Comes as a complete kit with extra hose, clamps, and mounting hardware. L, 0.75 in. The cooler’s dimensions are 11 5/8 x 11 x 3/4 and is rated at 30,000 GVW. The Tru Cool 40k uses 3/8 inverted flare hex fittings which makes it great for running custom transmission cooler lines with a/n fittings. To me, it felt like the fittings bottomed out before the threads got really tight, but no leaks at all! While some vehicles can get by without adding an external transmission cooler, most will need it. Hayden's QUIK-MOUNT kit enables the installer to quickly mount transmission coolers, electric fans or many other components quickly and effectively. Shop for Hayden Oil Cooler Installation Kit Part #: 397 for your vehicle. Discussion in '1st Gen. Tacomas (1995-2004)' started by zero4, Aug 16, 2010. Find The Lowest Price On Tru Cool 40k Transmission Coolers. Buy on Amazon #03 – Hayden Automotive 678 Rapid-Cool Plate and Fin Transmission Cooler. If you know you are going to be going through an area that is not flat, see how often the vehicle will downshift and if need be, manually select a lower gear. Based on the transmission cooler GVW chart shown below, the optimal transmission cooler should be at least 20,000 depending on the tow capacity. This provides enough capacity to tow 10,000 pounds or be used on class A motor homes, large travel trailers, or with 5th wheel trailers. When it comes to towing, you want to ensure that your transmission stays as cool as possible. Hayden Rapid-Cool transmission oil coolers take the heat, so your vehicle won't! Keep your operating temperatures low, even in harsh conditions, and protect the vehicle you rely on. Hayden 679 alone will have plenty of cooling capacity for your towing. Post Reply. A Hayden by-pass cooler can be used in these applications. 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