
The BD Diesel 1064232SS TowMaster Transmission & Converter Package delivers durability and performance for your 2005–2007 Dodge Ram 2500 or 3500 2WD truck equipped with the 5.9L Cummins. Designed to handle heavy towing and daily driving demands, this dyno-tested transmission features upgraded internals, a billet input shaft, and a heavy-duty aluminum pan with added capacity. Paired with the ProForce Triple Disc Torque Converter, this package offers enhanced lock-up, improved torque multiplication, and more efficient power transfer under load—making it the perfect match for your workhorse.
A $2,500 refundable core deposit applies. BD torque converter is included and required for warranty coverage.
🔧 Transmission Highlights
Upgraded Valvebody with 190–200 PSI line pressure
No shuttle shifting and smoother operation
Clutch Counts: OD (6), OD Direct (10), Forward (5), Direct (6)
Billet “Big” fine spline input shaft for high-torque protection
Drilled intermediate shaft for increased lubrication
Modified valve design ensures lubrication in all gears
Upgraded governor solenoid & pressure transducer (2x burst rating)
High-temp Raybestos band, billet-ready
Roller Torrington thrust bearings replace stock bushings
BD heavy-duty aluminum transmission pan w/ +2qt capacity
Heat-dissipating pan fins and magnetic drain plug
BD auxiliary full-flow transmission filter kit
Cooler line case saver
Dyno-tested for shift quality & pressure validation
Not rated for race or sled pull use
⚙️ ProForce 3D Torque Converter Highlights
Triple Disc configuration for enhanced lock-up
Trapezoid self-centering teeth reduce chatter & wear
Furnace-brazed turbine fins for fluid coupling efficiency
Cast stator for improved torque multiplication
Riveted piston reduces vibration & improves alignment
Stamp-forged one-piece cover resists heat warpage
Rebuildable taller cover
12 lbs lighter than typical competitors
HD springs absorb engagement shock
Thrust bearings instead of plastic washers for long-term durability
💡 ProForce Enhanced Stall Features
Lower RPM response for street & towing applications
Cast aluminum stator and furnace-brazed internals
Improved fuel economy and reduced heat
Stamp-forged steel cover
Fits the Following:
2005 Dodge Ram 2500/3500 2WD 5.9L Cummins
2006 Dodge Ram 2500/3500 2WD 5.9L Cummins
2007 Dodge Ram 2500/3500 2WD 5.9L Cummins (non-6.7L only)
For trucks originally equipped with the 48RE automatic transmission.
BD TowMaster 48RE Transmission – Part #: 1064232SS
BD ProForce Triple Disc Torque Converter
BD Heavy Duty Aluminum Transmission Pan
BD Auxiliary Full Flow Transmission Filter Kit
Pre-installed upgraded solenoids and pressure transducer
BD Diesel is the leader in performance transmission upgrades for diesel trucks. Every transmission and torque converter is dyno-tested as a matched set to guarantee reliability and performance. From billet components to enhanced cooling and pressure management, BD builds its transmissions for real-world abuse—whether you're towing, daily driving, or building power. Proven on the road and backed by a solid warranty, BD gives you confidence behind the wheel.