The Bert Transmissions Reverse Bearing is precision-engineered to optimize the performance of manual transmissions. With an internal diameter of 3.562 inches and an outer diameter of 3.882 inches, this roller bearing is designed for the reverse shaft of the second generation Bert transmissions. Its compact dimensions, measuring 3.9 inches in length, 3.8 inches in width, and 0.3 inches in height, ensure a perfect fit for your transmission needs. Enhance your drivetrain's efficiency with Bert's innovative technology.