Speedmaster®
Ford C4 Billet Steel Forward Clutch Drum
Product Information
Overview
This C4 Forward Drum is precision machined from 4140 HTSR billet steel providing superior strength and durability. The drum comes with one .095 thick steel plate for clearance adjustment and, one pressure plate. Made for drag racing and off-road applications.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE623.1004 |
| Part Type: | Automatic Transmission Drum |
| Input Shaft Spline Count: | 24 |
| Drum Material: | Billet Steel |
| Drum Material Finish: | Machined |
| Quantity: | Sold Individually |
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.
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.



