3503-312 Transmission Yoke 3-3-5431X 1350 series, Splines Diameter: 1.390 Splines Count: 31, Hub Diameter: 1.886

The 3503-312 Transmission Yoke is a crucial component for Ford vehicles equipped with the Borg Warner 4R100, BW1345, BW1356, BW4406, BW4417, BW4418, BW4419, and NP208 transfer cases. This yoke features a 1350 Series design, making it compatible with a wide range of Ford trucks and SUVs, including the F-150, F-250, F-350, and Bronco. The 30/31 X 1.391 spline configuration ensures a secure fit and reliable torque transfer, which is essential for maintaining driveline integrity.

With a hub diameter of 1.886 inches, the 3503-312 provides a robust connection to the transmission or transfer case. The center U-joint to end measurement of 7.312 inches allows for proper alignment and engagement with the mating components. This yoke is designed to handle the stresses of off-road and towing applications, making it a dependable choice for performance builders and fleet technicians alike.

• Check spline engagement depth before installation.
• Ensure proper phasing with the opposite yoke for optimal performance.
• Never force spline entry; it should slide in smoothly.
• Inspect the mating components for wear and damage.
• Torque fasteners to the manufacturer’s specifications.

In summary, the 3503-312 is engineered to meet the demands of Ford driveline applications, ensuring durability and performance under various conditions. Whether you’re replacing a worn-out yoke or upgrading for enhanced capability, this component is a reliable choice.