BILLET STEEL OUTPUT SHAFT SHORTY (REQUIRES BEARING #12433)

The Coan Racing COA-12891 Billet Steel Output Shaft (Shorty) is a high-strength, drop-in replacement designed to elevate the durability and performance of GM Powerglide transmissions. Machined from billet steel to exact specifications, this is engineered to accept the COA‑12433 3-piece bearing, ensuring precise alignment and reduced endplay in high-torque builds.

Ideal for performance-driven applications, its robust construction and exact tolerance manufacturing provide greater reliability under extreme loads compared to OEM shafts. Whether you're rebuilding a street cruiser or building a race-ready Powerglide, the COA‑12890 enhances drivetrain integrity and delivers consistent, trouble-free operation.