Our 5-45RFE Performance Transmission Street Strip unit is built for the high horsepower enthusiast . Featuring a Custom Stall Billet Toque Converter, Billet Input Shaft, Billet Input Drum this veteran crafted 5-45RFE Grand Cherokee, Liberty, Ram, Dakota, and Durango unit pairs with 3.7L, 4.7L, and even 5.7L and 6.4L Hemi engine and is ready to handle high horsepower upgrades on the highway and to go rounds on the drag-strip. (Tuning Required with HP tuners, proper tuning can only be achieved on NGC4 PCMs, some 05 and 06 models can be swapped to this controller)
2001-2012
The 5-45RFE transmission is 5-speed automatic transmission designed to work with 3.7L, 4.7L, and even 5.7L and 6.4L Hemi engines. 5-45RFE Transmissions include a 5th gear with an extra and taller overdrive ration than its 4-speed 45RFE predecessor and are featured in 2001-2011 Chrysler vehicles including the Jeep Grand Cherokee, Jeep Liberty, Dodge Ram, Dakota, and Durango. Stock 5-45RFE transmission Gears Ratios are as follows: Gear Ratios: 1st - 3, 2nd- 1.67, 2nd prime - 1.5, 3rd - 1, 4th - .75, 5th - .67, Reverse - 3
