TH400 Rebuild Kit TH-400 Master Overhaul Banner Box Set Automatic Transmission 3L80 GM

OPT Product Code: OPT-TH400-RB

$115.99
TH400 Rebuild Kit TH-400 Master Overhaul Banner Box Set Automatic Transmission 3L80 GM

Product Details


Master rebuild box kit for the 1965-UP GM TH400 automatic transmission.

This master overhaul rebuild kit includes:

  • Transtec overhaul gasket set
  • BorgWarner friction clutch plates
  • New fluid filter
  • Adjustable vacuum modulator
  • Front overrun band
  • Bushings for the pump and case

The Transtec overhaul gasket set contained within this kit includes every rubber seal, gasket, o-ring, metal clad seals, and Teflon sealing rings that you'll need to complete your rebuild. Transtec is the highest rated kit available and used by most rebuild shops.

Additionally, you can add the following transmission upgrades and options to this kit:

  • Raybestos Steel plates - *Pictured
  • Reverse band – *Pictured – Red lined, Kevlar, or BorgWarner High Energy
  • Shift Kit
  • ATSG Rebuild Manual
  • Full bushing set
  • Thrust washer kit
  • Torrington bearings
  • Low roller clutch
  • Intermediate one-way clutch – roller style, or 34 element sprag (requires pre 1970-drum)
  • Aluminum accumulator piston – replace plastic type
  • Kickdown case connector
  • Kickdown solenoid
  • TCS Billet Steel Forward Clutch Hub
  • Assembly Grease - Lubegard, Life Smart Blend, or Transjel
  • Platinum Lubegard - Insider tip: Many shops use this synthetic supplement in every freshly rebuilt transmission to keep them on the road past the warranty.
  • Cooler Line Flush – Lubegard, Brand-One

The kit works with all GM, GMC, Cadillac, Chevrolet, Buick, Oldsmobile, and Pontiac

Remember to soak all of your clutches in transmission fluid for thirty minutes before you install them.

This transmission is part of the Turbo-Hydramatic series and also know by: TH400, TH-400, 3L80, TH475, THM375, M40, THM400, THM-400, 3L80HD, ST400, ST-400.

TH400 Rebuild Kit TH-400 Master Overhaul Banner Box Set Automatic Transmission 3L80 GM

OPT Product Code: OPT-TH400-RB

$115.99

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