The Ridetech RQ-S rear shock for 1958–1964 Chevrolet Bel Air is a rebound-adjustable steel-body absorber with a 7.55-inch stroke and wide T-bar/eye mounting, aimed at improving rear suspension control on classic Bel Airs. It includes a 5/8-inch I.D. bushing sleeve, measures 13.15 x 20.7 inches and supports a 16.5–17.5-inch ride height for period-correct rear-end tuning.
Ridetech 58-64 Chevrolet Bel Air Rear RQ-S Shock w/ 7.55in Stroke w/ Wide T-Bar/Eye Mounting