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Vehicle Info NeededSPEEDMASTERPART NUMBER: 746-PCE623.1002
Automatic Transmission Direct Drum and Piston, GM TH400
$58040
Ships on 09/16/2026
Lowest Price GuaranteeGM TH400
Automatic Transmission Direct Drum and PistonGM TH400 7075-T6 Billet Aluminum Sold Individually
Features:
- Includes billet aluminum piston
- For drag racing applications
- Weights 55-percent less than the OEM drum
Note:
- Takes a 34-element high-performance sprag - not included
Transmission Drum for Racing Applications
Upgrade to a Speedmaster Drum and provide more durability for your transmission. They are suited for drag racing applications and will withstand modern horsepower requirements and extreme stress. The high-quality billet aluminum construction provides weight savings and strength.
Part TypeAutomatic Transmission Clutch Drum
Product LineSpeedmaster Transmission Drums
BrandSPEEDMASTER
Package Height3.75
Package Width7.0
Package Length7.0
Weight4.4 PG
Part CategoryPerformance Parts
Hardware IncludedNo
QuantitySold individually
Part FitmentSemi Universal
Transmission Drum MaterialAluminum
Sprag Assembly IncludedNo
Vendor Part NumberPCE623.1002
Package Qty1
Package TypeEA
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