Aluminum 5 Inch Stroke Coil-Over Double Adjustable Big Gun Ford 9 Inch Rear End – Choice of 28 up

– Choice of 28 up to 31 spline

1977-1978 Impala with 11″ rotors

– Outer seal & o-ring eliminates inner axle seal

Information Required – Tube to tube width

Aluminum 5 Inch Stroke Coil-Over Double Adjustable Big Gun Ford 9 Inch Rear End – Choice of 28 up#3850BG Big Gun Valving Specifically valved for high horsepower applications Large piston provides superior launch stability Big Gun shocks are specifically valved for high horsepower rear shock applications. Recommended for applications 1,000 1,500 hp. Both small tire and big tire cars can better control the hit to the tire with this series of shocks. May be mounted shaft down for reduced unsprung weight and easier access to rebound adjuster. 5"