Ram Truck 47RE and 48RE Transmission In-Chassis Survival Upgrades from BD Diesel Performance

Chrysler’s Ram truck 47RE and 48RE transmissions have a checkered history.  Derived from the rugged 3-speed A727 Torqueflite with an add-on 4th gear/overdrive sandwiched into the unit, these stock RE transmissions have an unpredictable lifespan. The magazine’s 2005 Ram 3500 4WD with 5.9L Cummins diesel power, purchased new 13 years ago, has now clocked 162-thousand […]