The BD Diesel Valve Body with part number 1030472 is engineered to optimize transmission performance and durability for heavy-duty towing applications. Designed specifically for 2006-2007 Duramax LBZ engines and compatible Silverado models, this valve body features modifications that enhance shift quality while extending transmission life. Its precise calibration ensures smoother engagement, increased clutch holding capacity, and improved pressure control, making it a reliable upgrade for demanding diesel truck operations. Manufactured by BD Diesel, a leader in performance diesel components since 1989, this valve body is built with high-quality materials and tested rigorously to meet the needs of fleet and commercial users.
This product includes the valve body along with necessary hardware, and it is hand-lapped to prevent internal leakage. The revised valve design incorporates larger oil ports and increased mainline pressure through new trim valves, contributing to better transmission response under heavy load conditions. Additionally, the design modifications reduce friction, promoting longer transmission life and more efficient power transfer. The valve body is shipped with a UPS shipping label for free core return within the USA, and a core charge of 450 applies for new purchases.
Proper installation and adherence to the manufacturer’s break-in procedures are critical for optimal performance. It is recommended to replace related components such as the pilot bearing, throwout bearing, and to resurface or replace the flywheel during installation. Thorough cleaning of the pressure plate face with high-quality brake cleaner ensures chatter-free engagement and long-lasting reliability. This product is a direct replacement designed to meet or exceed OEM specifications, providing a durable solution for heavy-duty diesel performance and towing needs.
Features:
- Heavy-duty transmission valve body designed for optimal towing and performance
- Premium materials and hand-lapped surfaces prevent internal leakage
- Enhanced pressure control with larger oil ports and revised valve design
- Reduced friction for extended transmission lifespan and reliable operation
Fitment:
Chevrolet Silverado 2500 HD LS 2006
Chevrolet Silverado 2500 HD LT 2006 to 2010
Chevrolet Silverado 2500 HD LTZ 2007 to 2010
Chevrolet Silverado 2500 HD WT 2006 to 2010
Chevrolet Silverado 2500 HD Classic LS 2007
Chevrolet Silverado 2500 HD Classic LT 2007
Chevrolet Silverado 2500 HD Classic WT 2007
Chevrolet Silverado 3500 LS 2006
Chevrolet Silverado 3500 LT 2006
Chevrolet Silverado 3500 WT 2006
Chevrolet Silverado 3500 Classic LS 2007
Chevrolet Silverado 3500 Classic LT 2007
Chevrolet Silverado 3500 Classic WT 2007
Chevrolet Silverado 3500 HD LT 2007 to 2010
Chevrolet Silverado 3500 HD LTZ 2007 to 2010
Chevrolet Silverado 3500 HD WT 2007 to 2010
GMC Sierra 2500 HD SL 2006
GMC Sierra 2500 HD SLE 2006 to 2010
GMC Sierra 2500 HD SLT 2006 to 2010
GMC Sierra 2500 HD WT 2006 to 2010
GMC Sierra 3500 SL 2006
GMC Sierra 3500 SLE 2006
GMC Sierra 3500 SLT 2006
GMC Sierra 3500 WT 2006
GMC Sierra 3500 HD SLE 2007 to 2010
GMC Sierra 3500 HD SLT 2007 to 2010
GMC Sierra 3500 HD WT 2007 to 2010





















