BD Diesel 1064194BFT TorqueMaster 48RE Transmission w/ Billet Input & TapShifter – 2003–2004 Dodge Ram 4WD 5.9L Cummins

The BD Diesel 1064194BFT TorqueMaster 48RE Transmission is the perfect match for 2003–2004 Dodge Ram 2500/3500 4WD trucks powered by the 5.9L Cummins. Featuring TapShifter control and a billet input shaft, this transmission is engineered to increase durability, deliver precise manual gear control, and withstand rapid throttle inputs. Designed to outperform stock units, this transmission includes a dyno-verified valvebody, deep sump pan, and auxiliary filter kit—making it ideal for towing and street performance alike.

TapShifter hardware and wiring included. $1,800 core deposit applies. BD torque converter required for warranty.

✅ Key Features

🔧 Transmission Highlights

• Billet “Big” Fine Spline Input Shaft handles high horsepower

• Upgraded valvebody w/ increased line pressure (190–200 PSI)

• Clutch Packs: OD (6), OD Direct (10), Forward (5), Direct (6)

• Billet band lever and billet band strut

• High-temp/energy Raybestos band

• Drilled intermediate shaft for enhanced internal lubrication

• Modified valve ensures constant lube flow in all gears

• Upgraded governor solenoid and pressure transducer (2x burst pressure)

• Roller Torrington thrust bearings replace stock bushings

• Cooler line case saver included

• BD Deep Aluminum Transmission Pan (+2 qt capacity)
  – With heat-dissipating fins and magnetic drain plug

• BD Auxiliary Full Flow Filter Kit for extended fluid protection

• Fully dyno-tested prior to shipping

• Not intended for racing or sled pulling

🕹️ TapShifter Features

• Full manual gear mode

• Torque converter lock-up clutch control

• Gear limiting function for driveline safety

• BD shift lever, digital gear display, and sealed plug-in control module

• No wire cutting or splicing required – true plug-and-play

• Converter sold separately (see Part: 1070247X for full package)

(BD Diesel Transmissions only have warranty when running a BD Trans & Converter)

🚙 Vehicle Compatibility

Fits the Following Applications:

• 2003 Dodge Ram 2500/3500 4WD 5.9L Cummins

• 2004 Dodge Ram 2500/3500 4WD 5.9L Cummins

For trucks equipped with the factory 48RE automatic transmission.

📦 What’s Included

• BD TorqueMaster 48RE Transmission – Part #: 1064194BFT

• BD TapShifter Kit: shift lever, control module, digital gear display, wiring harness

• BD Heavy-Duty Deep Aluminum Transmission Pan

• BD Auxiliary Full Flow Filter Kit

• Billet input shaft, solenoids, and upgraded internals pre-installed

🛠️ Why Choose BD Diesel?

BD Diesel builds high-performance drivetrain components with a reputation for reliability and innovation. The 48RE TorqueMaster Transmission with TapShifter combines rugged billet upgrades with modern manual gear control, giving diesel owners superior drivability, increased control while towing, and the confidence of dyno-tested reliability. With over 30 years of diesel experience, BD delivers products that last.