The Skyjacker Black Max shock for 1979–1986 GMC K2500 Suburban uses twin-tube architecture with foam-cell technology to prevent air intrusion and maintain consistent damping as the shock heats. Increased fluid capacity and a compressing foam-cell insert compensate for oil expansion, while arc-welded end mounts and vehicle-specific valving provide durability and tuned ride control for this Suburban application.
Skyjacker Black Max Shock Absorber 1979-1986 GMC K2500 Suburban