Check the listing for details. GM Rubber Door Bumper Set of 2 15039965 Silverado Suburban Avalanche Yukon. Color: Black, Condition: Used. Listed at 11.65 USD. The GM Rubber Door Bumper Set of 2 15039965 is a high-quality product designed specifically for the Silverado, Suburban, Avalanche, and Yukon vehicles. Made by General Motors, these rubber door bumpers are durable and designed to provide a cushioning effect for your vehicle's doors. The set includes two black rubber bumpers with the manufacturer part numbers 15039965 and 14030512, making it easy to identify and install the correct parts for your vehicle.