
The BD Diesel TowMaster 5R110 Transmission is your go-to solution for strengthening the drivetrain of your 2003–2004 Ford 6.0L Power Stroke (4WD). Engineered with upgraded internals and increased clutch capacity, this transmission is built to handle the demands of towing, hauling, and daily work use—far beyond the limitations of the factory unit.
It comes equipped with BD’s heavy-duty aluminum deep pan, a larger sump filter, and a reworked front pump for improved performance, heat management, and fluid flow. Dyno-tested before shipping, this transmission is ready to handle more power and harsher conditions—just pair it with a BD torque converter for full warranty protection.
💰 $1,500 USD refundable core deposit required.
Transmission Highlights:
BD Aluminum Deep Transmission Pan adds 6 quarts of extra fluid capacity
Late-model upgraded sump filter improves filtration and flow
Aluminum pressure plugs replace failure-prone plastic factory plugs
Reworked front pump for improved hydraulic control
Heavy-duty snap ring & regulator valve prevent case damage
Dyno-tested to ensure quality and performance
Clutch Count Upgrades:
Coast Clutch: 3
Forward Clutch: 4
Low Reverse: 6
Intermediate: 5 (+67% over stock)
Direct: 6 (+50% over stock)
(BD Diesel Transmissions only have warranty when running a BD Trans & Converter)
2003 Ford F-250 / F-350 / F-450 / F-550 6.0L Power Stroke (4WD)
2004 Ford F-250 / F-350 / F-450 / F-550 6.0L Power Stroke (4WD)
⚠️ Fits 4WD models only. Confirm output shaft configuration before ordering.
⚠️ Must be installed with a BD torque converter. Using OE or 3rd-party converters voids warranty.
BD Diesel TowMaster 5R110 Transmission Assembly (No Converter)
BD Heavy Duty Deep Aluminum Transmission Pan
Upgraded Late-Model Sump Filter
Reworked Front Pump
Aluminum Valve Body Pressure Plug Set
Pre-installed Enhanced Clutch Packs
Installation Guide & Warranty Info
For over four decades, BD Diesel has been a leader in performance drivetrain solutions. Built to meet the challenges of heavy-duty use, the TowMaster 5R110 delivers increased strength, better fluid management, and extended service life. BD transmissions are dyno-tested, backed by a strong warranty, and trusted by diesel enthusiasts and professionals alike.