Skyjacker Black Max Shock Twintube 9-12" Lift Steel - Black Paint Superchips Replaces Cummins # 3967995

Replaces Cummins # 3967995

1979-1990 GMC K2500

3HP motor com-bined with 3

Boost launch builder

Style: 1957 - 1985

Skyjacker Black Max Shock Twintube 9-12" Lift Steel - Black Paint Superchips Replaces Cummins # 3967995Black MAX twin tube shock absorbers have increased fluid capacity and utilize foam cell technology. When the shock is working hard and gets hot, the foam cell insert compresses to compensate for oil expansion which maintains consistent MAX performance throughout the operating temperature range of the shock. The foam cell design also eliminates air inside the shock which allows for mounting in any direction. Arc welded end mounts and select specific