BDD Transmissions

The stock transmission is designed to handle the output of the stock engine, but not much more. Increase the durability of your drivetrain with a BD transmission. All transmissions come with BD's heavy duty transmission pan and most packages come bundled with our auxiliary transmission filter kit for added protection! Machined center support; Machined intermediate piston; Machined low/reverse pressure plate; Machined rear ring gear hub; Added lube circuits to OD planet; Added lube and support to output and intermediate shafts; Replaced all aluminum planetaries with steel; Drilled and tapped direct and intermediate feeds to prevent leaks at case; Re-programmed accumulator body; Full shift kit with line mod valve to increase pressures; Accumulator body enhanced oil flow; Increased cooler pressure; Increased pressure to converter; Creates positive clutch application; Created lube circuit for towing in overdrive; 1990-2003 include auxiliary frame mounted full flow filter kit; Clutch Count: COAST CLUTCH 2; Clutch Count: FORWARD 5; Clutch Count: DIRECT 5; Clutch Count: LOW REVERSE 7; Clutch Count: INTERMEDIATE; Clutch Count: OVERDRIVE; Pan adds 6qt extra oil capacity; Fully rollerized geartrain; Tighter clutch packs that provide a quicker shift; 30%-40% more clutch material with additional steels; Improved internal lubrication by adding high power boost valves; Reworked front pump; Improved bearing designs; Upgrade supports; Upgraded sprags; Sure-loc snap rings; Solenoids hard wiring providing high temperature resistance; Increase the durability of your drivetrain; Revised oil circuits; Handles up to 300% more power and torque than the stock transmission; Extra clutches and stronger internals; BD rigid aluminum heavy duty transmission pan; Pan reduces case flex; Pan reduces internal oil leakage; Pan heat-dissipating fins keep temperature down; Pan magnetic drain plug BD TowMaster Ford 4R100 Transmission 1999-2003 4wd Transmission Kit.