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Vehicle Info NeededSPEEDMASTERPART NUMBER: 746-PCE598.1002
TH400 Transmission Tailshaft Housing
$17960
Ships on 11/03/2026
Lowest Price GuaranteeTH400
TH400 Transmission Tailshaft HousingAluminum Casing Includes Roller Bearing Sold Individually
Features:
- Fits to stock TH400 automatic transmission
- Keeps the same length as a GM Powerglide transmission to prevent having to change the length of a driveshaft
- Five times stronger and more ridged than stock
- Aircraft grade aluminum alloy
- Natural finish
- Thick walls and gussets
- Accepts TH400 yoke
- Includes roller bearing
Strong and Reliable Tailshaft Upgrade
Heavy-duty Transmission Tailshaft Housings from Speedmaster are a strong and more ridged choice over stock casings, providing a reliable performance upgrade. With aircraft-grade aluminum, thicker walls, and more gussets, these replacement housings will aid in getting power from the engine to the wheels; whether you have a street-driven or racing vehicle.
Part TypeAutomatic Transmission Tailshaft
Product LineSpeedmaster Transmission Tailshaft Housings
BrandSPEEDMASTER
Package Height4.8
Package Width7.1
Package Length7.2
Weight3.45 PG
Part CategoryPerformance Parts
Hardware IncludedNo
Tailshaft MaterialAluminum
Tailshaft FinishNatural
QuantitySold individually
Tailhousing MaterialAluminum
Tailhousing FinishNatural
Part FitmentSemi Universal
Tailhousing Seal IncludedYes
Vendor Part NumberPCE598.1002
Package Qty1
Package TypeEA
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