Designed for heavy-duty applications, the BD Diesel TowMaster 4R100 Transmission with PTO Provision is built for 1999–2003 Ford 7.3L Power Stroke (2WD) trucks equipped with a Power Take-Off and 4.88 or lower rear gear ratio. This dyno-tested transmission offers firm shifts, increased pressure, and reinforced lubrication circuits—making it the perfect upgrade for work trucks, service vehicles, and tow rigs that demand more from their drivetrain.

It features a reworked pump, rollerized geartrain, and upgraded clutch counts to handle towing and PTO operations with ease. The included HD aluminum deep pan and auxiliary full-flow filter kit enhance cooling and filtration, ensuring long-term reliability under tough conditions.

💰 $1,200 USD refundable core deposit required.

✅ Key Features:

Transmission Highlights:

• PTO provisioned case for equipment-driven applications

• Built for 2WD trucks with 4.88 or lower rear-end gearing

• BD HD Aluminum Deep Pan adds 6 quarts of fluid capacity

• Recalibrated accumulator body for faster, firmer shifts

• Shift kit with line mod valve for increased pressure & torque handling

• Additional lubrication to OD planet, intermediate & output shafts

• Direct & intermediate feed passages tapped to prevent case leaks

• Upgraded OD snap ring & machined center support

• Reworked front pump and fully rollerized geartrain

• Auxiliary full-flow filter kit included for added protection

• Dyno-tested to ensure performance and consistency

Clutch Count Upgrades:

• Coast Clutch: 2

• Forward Clutch: 5 (+25%)

• Direct Clutch: 5

• Low Reverse Clutch: 7 (+17%)

• Intermediate Clutch: 4 (+33%)

• Overdrive Clutch: 4 (+33%)

• Converter sold separately (see Part: 1030223 )

(BD Diesel Transmissions only have warranty when running a BD Trans & Converter)

🚙 Vehicle Compatibility:

• 1999–2003 Ford F-250 / F-350 / F-450 / F-550 7.3L Power Stroke (2WD w/ PTO Provision & 4.88+ rear gears)

• Suitable for work trucks and service vehicles with OEM-style transmission-mounted PTOs

⚠️ Converter must be BD brand and installed at time of installation. Third-party or OE converters void warranty.

📦 What’s Included:

• BD TowMaster 4R100 Transmission Assembly with PTO Provision

• BD Aluminum Deep Transmission Pan

• Frame-Mounted Full Flow Auxiliary Filter Kit

• Reworked Front Pump

• Upgraded Clutch Packs (Pre-installed)

• Aluminum Valve Body Plug Kit

• Installation Guide & Warranty Info

🛠️ Why BD Diesel?

BD Diesel builds transmissions for real-world performance in high-demand environments. Whether you're running a fleet work truck with PTO equipment or hauling loads every day, the TowMaster 4R100 with PTO provision ensures longer life, cooler temps, and more efficient power delivery. Dyno-tested, upgraded, and ready for hard work.