EXTENSION HOUSING BUSHING (PG, TH350, 700R4)

The Coan Racing COA‑12523 Extension Housing Bushing is a precisely machined support designed specifically for GM Powerglide transmissions. Crafted to exact OEM dimensions, this durable bushing restores proper alignment and support between the extension housing and internal rotating components. Its fit minimizes excessive play that can develop over time, ensuring smooth tailshaft operation and reducing vibration or wear.

Ideal for both daily-drive rebuilds and performance-enhanced Powerglide builds, the COA‑12523 enhances drivetrain stability and promotes accurate alignment of the tailhousing assembly, contributing significantly to transmission reliability.