Product Description
Part number: SMTH400
Fits: TH400
Fits: TH400
Build your own TH400 rebuild kit: choose the parts that match the transmission on your bench and leave out what you don't need. This builder has 24 choices: 1 required (Overhaul/Seal Kit) and 23 optional upgrades and add-ons.
Brands offered in this kit include Alto, Raybestos, Exedy, BorgWarner, Sonnax, TransGo, Superior, Torrington and Fairbanks.
What you can choose
- Overhaul/Seal Kit (required): Full Gasket and Seal Overhaul Kit; Paper Gasket & Rubber Sealing Kit
- Fiber/Farpak Pan Gasket: Upgrade: Farpak Pan Gasket (replaces the gasket in the overhaul kit)
- Oil FIlter: Oil Filter Felt Style; Oil Filter High Flow Screen Style
- Friction/Clutch Module: High-Energy (Alto); High-Energy (Exedy); OE/HE Mix (Raybestos); GPZ HD (Raybestos); Stage-1 Red HP (Raybestos); Gen-2 Blue Plate Special (Raybestos)
- Steel Module: OE Steel Module; Kolene Performance Steel Module
- Front Band: HD 1.25'' Front Band Raybestos
- Rear Band: Rear/Reverse Band(Aftermarket); Rear/Reverse Band(BorgWarner)
- Bushing Kit: Master Bushing Kit
- Torrington Bearing Kit: Torrington Bearing Kit
- Thrust Washer Kit: Thrust Washer Kit w/ Selectives
- Front/Rear Unit Endplay Shim Kit: Front/Rear Unit Endplay Shim - Upgraded (Pack of 10)
- Modulator: Modulator (1965-UP) Single Red Stripe adjustable 12-15 LBS
- Low/Rear Sprag: Low/Rear Sprag (1965-95)
- Intermediate Sprag/ One Way Roller Clutch: Intermediate/ Direct Drum Sprag 34-Elements - HD Aftermarket; Intermediate/ Direct Drum Sprag - 34-Element HD BorgWarner
- Pump Gear Set or Universal Pump Body w/ Gears: Pump Gear Set (0.727''); Pump Body w/ Gears (Universal)
- Forward Clutch Hub: Extreme Duty Forward Clutch Hub Kit Sonnax (34322-02K); Billet Steel Clutch Hub (228300B); Heavy Duty Forward Clutch Hub Sonnax (34322-01)
- HD Rear Case Bushing: Upgraded Sonnax No Walk Out Case Bushing; HD No Walk Out Case Bushing Kit w/ Bearing & Shims by Sonnax - includes rear thrust bearing & shims, endplay shim pack usually not needed (Upgrade: replaces the case bushing in the Master Bushing Kit)
- Boost Valve: Boost Valve Kit (O-ring Style) Sonnax (34910-01K); Boost Valve Kit (Factory No O-Rings Style) Sonnax (34910-05K); Line Pressure Booster Kit Sonnax (400-LB1) (stronger pressure regulator spring and large ratio boost valve)
- Shift Kit: SHIFT KIT® Valve Body Repair Kit TransGo (SK400); Valve Body Shift Kit Superior (STP-K400); Valve Body Shift Kit w/ Plate Superior (STP-K400-WP); Posi Shift Kit Heavy Duty & Street/Strip Fairbanks (20806-2); TransAction Shift Kit Heavy Duty, Street/Strip, Manual Control & Full Competition Fairbanks (20812); Valve Body Reprogramming Kit TransGo (400-1&2); Stick Shift Reprogramming Kit w/ Manual Shift Control TransGo (400-3); Valve Body Reprogramming Pro-Race Kit TransGo (400-PRO)
- Detent Kickdown Solenoid: Valve Body Detent Kickdown Solenoid
- Solenoid Case Connector: 1-Prong Small OD (1964); 1-Prong Large OD (1968-1998); 2-Prong w/ Variable Pitch (1965-1967); 2-Prong w/o Variable Pitch (1970-1982)
- HD Intermediate Snap Ring: HD Intermediate Clutch Snap Ring .098" TransGo (400-SR-1) - not needed with TransGo 400-1&2/400-3/400-PRO or Superior K400/K400-WP (included)
- HD Intermediate Sprag Race: HD Intermediate Clutch Outer Sprag Race Sonnax (34663HD-02)
- Direct Clutch Drum: Direct Clutch Drum w/ 34-Element Sprag (4L80E Style, TH400 Direct Fit) (Used OEM)
Not sure which option fits? Contact us with your vehicle's year and model and your transmission's identification and we'll help you choose.
