Speedmaster®

GM TH400 Turbo 400 Transmission Billet Aluminum Direct Drum Only

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Speedmaster® PCE623.1013 GM TH400 Turbo 400 Transmission Billet Aluminum Direct Drum Only
Speedmaster® PCE623.1013 GM TH400 Turbo 400 Transmission Billet Aluminum Direct Drum Only
US $472.30 US $555.60
You Save US $83.30 (15%)
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MPN PCE623.1013 UPC840136559337

Product Information

Overview

This TH400 7075-T6 Billet Aluminum Direct Drum is manufactured specifically for drag racing. Includes a Billet aluminum piston. Drum weights 55% less than the OEM drum.

Specs

Brand:Speedmaster
Part Number:PCE623.1013
Part Type:Automatic Transmission Drum
Transmission Drum Material:Billet Aluminum
Sprag Assembly Included:No
Quantity:Individually
Notes:Takes a 34 element high performance sprag.

Warranty Information

12-Month Limited Worldwide Warranty

Prop 65 Warning

This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Installation Guide

Our AI assistant generates a step-by-step guide for this product — covering installation, maintenance, and troubleshooting.

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This AI-generated guide is for general reference only and does not constitute official Speedmaster product documentation. Always verify fitment, torque specifications, and safety requirements before installation.