Speedmaster PCE698.1001 GM Turbo 400 TH400 Billet Steel Intermediate Clutch Sprag-Outer Race

The Speedmaster PCE698.1001 is a billet steel intermediate clutch sprag-outer race designed for GM Turbo 400 (TH400) automatic transmissions. This precision component replaces the factory sprag-outer race assembly, delivering enhanced durability and reliability in high-performance and rebuild applications where OEM parts may be prone to wear or failure.

Manufactured from billet steel, this sprag-outer race is engineered to withstand increased loads and provide consistent one-way clutch operation within the intermediate band assembly. It is ideal for street performance, racing, and heavy-duty transmission rebuilds where superior material strength and longevity are priorities. The part integrates seamlessly into standard TH400 intermediate clutch pack assemblies and is commonly used by transmission shops, hot rodders, and performance enthusiasts building or restoring Turbo 400 transmissions.

Key Features & Benefits

• Billet Steel Construction: Manufactured from billet steel for superior strength and durability compared to cast OEM components.
• TH400 Intermediate Clutch: Designed specifically for the intermediate clutch sprag-outer race position in Turbo 400 transmissions.
• One-Way Clutch Function: Enables controlled one-way rotation of the intermediate band assembly during gear transitions.
• Performance Rebuild Grade: Ideal for high-performance builds, transmissions rebuilds, and applications requiring enhanced reliability.

Specifications

Ideal Applications

• TH400 transmission rebuilds and overhauls
• High-performance and racing transmission builds
• Street performance vehicle upgrades
• Heavy-duty transmission restoration and repair