Ridetech 11172199 70-81 GM FBODY FRONT LOWER STRONG ARMS W/ TUBULAR CONTROLRidetech 11172199 70 81 GM FBODY FRONT LOWER STRONG ARMS W TUBULAR CONTROL Ridetechs performance tubular control arms outperform stamped OEM stock control arms through precision engineering, significant geometry updates and use of stronger high tech materials. Using precision CNC bent tubing for superior accuracy and fixture welded to exacting tolerances, the Ridetech StrongArms bolt directly in the factory location with included new hardware for a