BD Diesel Built-It Transmission Rebuild Kit – Part # 1062131

Designed for professional rebuilders and experienced DIY enthusiasts, the BD Diesel 1062131 Built-It Transmission Rebuild Kit provides high-quality components used in our own performance transmissions. This comprehensive kit includes all the essential rebuild parts and gaskets necessary for restoring and upgrading your Ford F-250 and F-350 Super Duty models from 2003 to 2004 with the 5R110 transmission. Engineered to restore factory performance or enhance durability for higher torque applications, this kit ensures a reliable rebuild process with components that meet or exceed OEM specifications.
Each part in this kit has been selected to deliver optimal performance and longevity, including Raybestos friction clutches for forward, coast, and low reverse functions, along with intermediate and overdrive friction materials. Steel plates and bearings are included to ensure a smooth, chatter-free operation and secure clutch engagement. The overhaul kit also features a high-quality filter to maintain transmission cleanliness and a comprehensive set of gaskets and hardware to streamline installation. The inclusion of a 12-month or 12,000-mile warranty provides additional confidence in the durability and quality of these rebuild parts.
This rebuild kit is ideal for restoring stock horsepower levels or preparing your transmission for moderate performance upgrades. It is recommended to pair with a BD Heavy Duty Transmission Pan for improved fluid capacity and cooling. Proper installation requires adherence to the manufacturer’s break-in procedures, including replacing the pilot bearing, throwout bearing, and resurfacing or replacing the flywheel. Prior to assembly, thoroughly clean all friction surfaces with premium brake cleaner to prevent chatter and ensure optimal engagement. With proper installation and maintenance, this kit supports long-term drivetrain reliability, making it suitable for fleet, commercial, and heavy-duty applications.

Features:

• Heavy-duty components designed for high torque capacity and durability

• Premium friction materials for smooth, consistent clutch engagement

• Enhanced thermal capacity to prevent slippage under severe towing and performance conditions

• Supports long-term drivetrain reliability for commercial and fleet use

Fitment:
Ford F-250 Super Duty Harley-Davidson Edition 2004
Ford F-250 Super Duty King Ranch 2004
Ford F-250 Super Duty Lariat 2003 to 2004
Ford F-250 Super Duty XL 2003 to 2004
Ford F-250 Super Duty XLT 2003 to 2004
Ford F-350 Super Duty Harley-Davidson Edition 2004
Ford F-350 Super Duty King Ranch 2003 to 2004
Ford F-350 Super Duty Lariat 2003 to 2004
Ford F-350 Super Duty XL 2003 to 2004
Ford F-350 Super Duty XLT 2003 to 2004