The BD Diesel Built-It Trans Kit with part number 1062121 is designed for the 1999-2003 Ford F-250 Super Duty trucks equipped with the 4R100 transmission. This comprehensive rebuild kit offers a reliable solution for those looking to restore or upgrade their transmission with high-quality components used in BD Diesel’s own performance transmissions. It includes essential rebuild parts, gaskets, and hardware necessary for a complete overhaul, ensuring durability and performance for heavy-duty applications. The kit is ideal for fleet operators, towing professionals, or enthusiasts seeking a stock horsepower rebuild with added longevity.
Constructed with premium friction materials and steels, this kit provides smooth engagement and dependable operation under demanding conditions. Its components are engineered to withstand increased torque and thermal stress, making it suitable for severe towing and commercial use. The included parts, such as the low reverse, coast, overdrive, intermediate, direct, and forward friction sets, are designed to deliver consistent shifting and long-term reliability. Additionally, this rebuild kit comes with an overhaul kit, filter, and optional upgrades like the BD heavy-duty transmission pan and valve body, allowing for customization based on your specific needs.
By choosing the BD Diesel Built-It Trans Kit, you invest in a proven solution that restores the transmission’s original performance while providing enhanced durability. Proper installation, including replacing the overhauled components and following the manufacturer’s recommended break-in procedures, will optimize your transmission’s lifespan. This rebuild kit is an excellent choice for maintaining your vehicle’s towing capacity and operational efficiency for many miles to come.
Features:
- Heavy-duty components designed for fleet and towing applications with high torque capacity
- Premium friction materials for smooth, reliable engagement and long-lasting performance
- Enhanced thermal capacity to prevent slipping under severe towing and high-stress conditions
- Includes essential rebuild parts, gaskets, and hardware for a complete overhaul, backed by a 12-month or 12,000-mile warranty
Fitment:
Ford E-350 Club Wagon Chateau 2003
Ford E-350 Club Wagon XL 2003
Ford E-350 Club Wagon XLT 2003
Ford E-350 Econoline Club Wagon Chateau 1999 to 2002
Ford E-350 Econoline Club Wagon Custom 1999 to 2000
Ford E-350 Econoline Club Wagon XL 2001 to 2002
Ford E-350 Econoline Club Wagon XLT 1999 to 2002
Ford E-350 Super Duty Base 1999 to 2003
Ford E-350 Super Duty XL 1999 to 2000
Ford Excursion Eddie Bauer 2003
Ford Excursion Limited 2000 to 2003
Ford Excursion XLT 2000 to 2003
Ford Expedition Eddie Bauer 1999
Ford Expedition XLT 1999
Ford F-250 Super Duty Lariat 1999 to 2003
Ford F-250 Super Duty XL 1999 to 2003
Ford F-250 Super Duty XLT 1999 to 2003
Ford F-350 Super Duty King Ranch 2003
Ford F-350 Super Duty Lariat 1999 to 2003
Ford F-350 Super Duty XL 1999 to 2003
Ford F-350 Super Duty XLT 1999 to 2003





















