4R100 Transmission Rebuilt Heavy Duty 99 – 03, 4×4 7.3L Diesel

Fully Rebuilt Heavy-Duty 4R100 4×4 Transmission for the 7.3L Powerstroke. Built tough, overhauled top to bottom, and set up for everything from daily hauling to real work. This unit is dialed in, reinforced, and ready to drop in. Build Details:

• All new steel & friction clutch packs

• Fully splined forward drum

• Upgraded Overdrive: 4-clutch, full-thickness frictions & steels

• Upgraded Forward: 5-clutch, full-thickness frictions & steels

• Upgraded Reverse: 7-clutch, full-thickness frictions & steels

• Upgraded Direct: 6-clutch, full-thickness frictions & steels

• Machined pump to eliminate front seal leaks

• Machined pressure plates & internals for optimal clearances

• Line pressure boost kit

• TransGo HD2 reprogramming kit (HD-modded)

• Sonnax coast clutch snap ring upgrade

• Sonnax overdrive HD spiral snap ring

• HD 45-element intermediate sprag upgrade

• Sonnax machined center support w/ snap ring upgrade

• New upgraded molded pistons

• New seals, gaskets, bushings, and filter

• New OEM Ford solenoid pack

• Fully bench tested

$400 refundable core charge (Core case & extension housing must be free of cracks, broken fins, or major damage.) Extras: Torque converter available for an additional cost. Includes: • 3-year warranty • 30-day money-back guarantee (Warranty valid only if the trans cooler is replaced before install.)