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.
If you are rebuilding your own Tranmission and want to increase performance and reliability, you have the option to install BD's Patented Interlocking Pressure Plates that all BD's 6R140 Tranmissions are built with. Clutch holding power is increased without sacrificing part strength.
Warranty:
Parts
- 12-Months
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:
- Increases clutch count without sacrificing part strength
- DIR Clutch - Stock 5 vs BD 6 (20 percent)
- INT Clutch - Stock 5 vs BD 8 (60 percent)
- OD Clutch - Stock 7 vs BD 8 (14 percent)
- Prevents clutch slippage
- Prevents shift flare
- Increased durability due to higher clutch holding capacity
- No tuning required
- 3 sets of patented interlocking plates with new snap rings
- Drawings and instructions to machine your own apply pistons
Installation Notes:
Professional installation is required.
Specifications:
EMS Code: 4.
Transmission Model: 6R140.
Warranty: 12-Months.
Fitment & Application:
| Brand | BD Diesel |
|---|---|
| Part Number | BDD-1062501 |
| Shipping Method | UPS/FedEx/USPS Ground |
| 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/