Buy OEM 1986 Lincoln Part # BR3Z4676A (BR3Z-4676-A, E8TZ-4676-C, E8TZ4676C). Differential Pinion Seal (Front, Rear). Differential Pinion Seal - Repair or Replace If you have a leaking differential pinion seal, a

7. 5" Gear; W/O Traction-lock. 7. 5" Gear; W/TRACTION-LOCK. 8. 5" Gear; W/O Traction-lock. 8. 5" Gear; W/TRACTION-LOCK. 8. 8" Gear; W/O Traction-lock. 8. 8" Gear; W/TRACTION-LOCK. All Models; 7.5" Gear. All Models; 8.8" Gear. All Models; All. Continental; 7.5" Ring Gear. Continental; 8.8" Ring Gear. Continental; Diesel. Continental; Gas; 7.5" Ring Gear. Continental; Gas; 8.8" Ring Gear. Continental; w/Anti-Skid. Continental; w/o Anti-Skid. Mark VII; 2.73 Ratio. Mark VII; 3.08 Ratio. Mark VII; 3.27 Ratio. Mark VII; 3.45 Ratio. Mark VII; 3.73 Ratio. Mark VII; 7.5" Axle. Mark VII; 7.5" Ring Gear. Mark VII; 8.5" Axle. Mark VII; 8.8" Axle. Mark VII; 8.8" Ring Gear.