Shop OEM GENERAL MOTORS Part # 15530288. Differential Pinion Seal (Rear). All Models. Differential Pinion Seal - Repair or Replace If you have a leaking differential pinion

All Models; All; Over 7500 GVW; GVW 8600. All Models; All; Under 7500 GVW. All Models; Heavy Duty; Over 7500 GVW. All Models; Heavy Duty; Under 7500 GVW. All Models; Inner. All Models; Outer. All Models; Over 7500 GVW; Left. All Models; Over 7500 GVW; Right. All Models; Standard. All Models; Under 7500 GVW; Left. All Models; Under 7500 GVW; Right. Heavy Duty; 2500 Series. Heavy Duty; 3500 Series.

All Models.