GM Style Design: The Speedway steering shaft rag joint features a GM-inspired design, perfect for GM car enthusiasts and restorations. Easy Installation: Designed for seamless integration, it attaches efficiently with two studs to the original steering column plate. Precision Fit: Engineered with splines that perfectly fit the steering box, ensuring reliable and consistent performance. Optimal Dimensions: With a 3-1/4" outside diameter, it provides an ideal fit for most GM steering setups. Accurate Bolt Hole Measurement: Features 2-1/2" spacing from center to center between bolt holes, ensuring compatibility and ease of installation. Whether you are rebuilding, repairing or updating your GM car, the steering rag joint is a must do. Attaches with two studs to original steering column plate. Splines fit steering box. 3-1/4" outside diameter. 2-1/2" bolt holes center to center.