OE-Quality Differential Bearing Kit

The LuK GDK313 differential bearing kit provides the OE-quality bearings needed for a professional transmission repair. It is built for rear axle applications on classic Ford, Lincoln, and Mercury vehicles, including 9-inch 31-spline setups where specified.

• OE-quality differential bearing kit for professional repair work
• Application-specific components selected for the listed transmission and axle setups
• Rear axle coverage for Ford, Lincoln, and Mercury vehicles
• Cross-reference: SKF SDK313, Timken DRK313
• Part number: GDK313

Vehicle Fitment

• Fits 1970-1986 Ford Bronco, rear, 9" 31 spline.
• Fits 1975-1986 Ford F-150, rear, 9" 31 spline.
• Fits 1975-1983 Ford F-100, rear, 9" 31 spline.
• Fits 1973-1980 Ford LTD, rear, 9" 31 spline.
• Fits 1977-1980 Lincoln Versailles, rear, 9".
• Fits 1973-1980 Mercury Marquis, rear, 9" 31 spline.
• Fits 1975-1980 Mercury Monarch, rear, 9".
• Fits 1970-1979 Ford Thunderbird, rear, 9" 31 spline.
• Fits 1970-1979 Lincoln Continental, rear, 9" 31 spline.
• Fits 1970-1979 Mercury Cougar, rear, 9" 31 spline.
• Fits 1970-1976 Mercury Montego, rear, 9" 31 spline.
• Fits 1973-1974 Mercury Colony Park, rear, 9" 31 spline.
• Fits 1970-1973 Ford Mustang, rear, 9" 31 spline.

What It Helps Repair

• Rear differential bearing wear or rough operation
• Noise from worn axle or differential bearings
• Excessive play in the differential assembly
• Service needs during a rear axle rebuild
• Repair work on 9-inch rear axle applications with 31-spline configuration

Installation Notes

Verify axle configuration, spline count, and rear axle application before installation. This kit is intended for professional transmission and differential repair procedures, so bearing setup and preload should be checked during assembly. Confirm the vehicle’s rear axle specification against the listed fitment for Ford Bronco, Ford F-150, Ford Mustang, and other covered models.

Quality Assurance

LuK selects OE-quality components for each specific transmission application to support a professional-grade repair. The GDK313 differential bearing kit is built around application-matched parts for the listed vehicles and rear axle configurations.