QA1 Shock Shaft - 4 in Stroke - Chrome - QA1 5Q/53 Series Shocks R09P003S Endurance Plus Springs featue a

Endurance Plus Springs featue a higher alloy outer spring "Plus" special processing for increased durability

For applications with production dates after 2/2016

1999-2000 Chevrolet K2500

5 in ID Spring

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QA1 Shock Shaft - 4 in Stroke - Chrome - QA1 5Q/53 Series Shocks R09P003S Endurance Plus Springs featue a4 in piston rod for use in QA1 large body shocks with stud top mounts. Includes 5Q, 53 and 27 series shocks. QA1 specializes in high performance suspension components, including shock absorbers, rod ends, spherical bearings, struts, springs, ball joints and other related items. With products to fit a wide variety of applications, they have solutions for the circle track, drag racing, street performance, and street rodding markets. At QA1, we believe