| Where to BuyThe 545RFE transmission is 5-speed automatic transmission that includes a 5th gear with an extra and taller overdrive ration than its 4-speed 45RFE predecessor. 545RFE transmissions can be paired with 3.7L, 4.7L, and even 5.7L and 6.4L Hemi engines and are featured in the Jeep Grand Cherokee, Jeep Liberty, Dodge Ram, Dakota, and Durango. Raybestos Powertrain offers premium 545RFE friction materials and parts like the GPZ friction clutch plate to handle more power and provide greater durability beyond OE friction material capacity.
