BD Diesel USA is a performance-oriented company specializing in high-quality diesel and heavy-duty truck components and upgrades. Their products are engineered to handle high pressure, high temperature, high load, and extended operation, not just occasional use. With years in the field (including intensive hours of idling, towing, and heavy usage), the BD Diesel's engineering and R&D is informed by real use cases.
Fully remanufactured Tranmission featuring the BD Valve Body! The BD Valve Body has many modifications to improve shift quality and extend Tranmission life. The valve body is equipped with a new heavy-duty governor pressure solenoid as well as an upgraded pressure transducer kit with twice the burst pressure as stock.
The RoadMaster Tranmission also includes a deep sump oil pan for increased fluid capacity and cooling. Every 48RE RoadMaster Tranmission comes packaged with a BD ProForce Torque Converter.
Install Time:
- 7 Hours 30 Minutes
Warranty:
Parts
24-Months
100,000 Miles
Labor
12-Months
24,000 miles
Note:
No Race abuse covered
Emissions:
This product does not require an EO in California. By nature of its design, it is legal for sale and use in all 50 states. Replacement Parts included. (EMS:4)
Features:
- Tranmission
- Upgraded BD Valve Body
- Upgraded governor solenoid
- Upgraded governor pressure transducer (47RE/48RE) - Twice the burst pressure than stock
- Increased line pressure to 190-200psi
- No shuttle shifting problems
- Clutch Count: Direct 5 (same as OE)
- Clutch Count: Forward 4 (same as OE)
- Clutch Count: OD 5 (same as OE)
- Clutch Count: OD Direct 10 (same as OE)
- Billet band strut
- BD deep sump oil pan with magnetic drain plug
- Cooler line case saver in every Tranmission
- Every Tranmission is tested on a dyno
- Torque Converter
- Enhanced Stall - Street/Towing applications
- Torque multiplying cast aluminum stators
- Lower rpm response than the stock converter
- More efficient operation
- Billet-forged front cover
- Furnace-brazed turbine fins
Installation Notes:
Professional installation is required.
Specifications:
Core Charge: $2500.
Series: Roadmaster.
EMS Code: 4.
Drive: 4WD.
Installation Time: 7.5 Hours.
Transmission Model: 48RE.
Warranty: 24-Months/100,000 Miles.
| Brand | BD Diesel |
|---|---|
| Part Number | BDD-1064144SS |
| Shipping Method | Truck Freight/LTL |
| California Prop 65 Warning |
|






This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or reproductive harm. For more information, visit https://www.p65warnings.ca.gov/