Control Arms – Pontiac Firebird 1970-1981 Front, Lower – SPC

For the 1970-1981 Pontiac Firebird. SPC Lower Control Arm Kits will give you one of the best stances and performance of any control arm on the market. This kit includes 1 pair of SPC Lower Control arms. SPC Lower Control arms have a lowered design and have added caster built into the arm geometry for a modern performance feeling suspension when installed.

Taking your suspension to the next level, SPC lower control arms are made in the USA and feature heavy duty DOM steel. Tubular arm construction with Greasable Delrin® bushings delivers improved strength and handling. Patented design improves suspension geometry for a smoother, more capable ride quality. SPC lower control arms out of the box will lower your front end by 3/4″ (Stock height also achievable) and add 2.5° positive caster which helps improve tracking with today’s radial tires. Additionally, these arms feature a cast aluminum helical spring seat and can be configured to give a 3/4″ drop or provide standard (stock) ride height. Lower control arm mounts are a formed plate design. Bump stop mount heights have been adjusted to allow a better ride for lowered vehicles. Two attachment holes are provided to accommodate stock or later year stabilizer bars.

Lower control arm kits from SPC can be used with OEM style spring and shocks; lowering spring & shocks as well as stock spindles, drop spindles and coilovers. If you’re running coilovers use our Coilover Mount and Spacer Plate Part # A0144.

If you’re looking to replace or upgrade your muscle cars lower GM muscle car or GM full-size’s control arms, this kit from SPC is designed to perform and ready to bolt-on. These control arms improve handling, cornering and overall ride quality for Pro Touring and Daily Driven muscle cars.

• 3/4” Lowered, Front Control Arms
• Includes SPC Lower, Tubular Control Arms
• +2.5° Improved Caster, Lower
• Greaseable Lower Bushings
• Control Arm Position: Front
• Includes Ball-Joints and Delrin® Bushings
• Finish – Black Powder Coat
• Bolt-on design for factory like fitment and easy installation
• If Using Kit with Coilovers, Add Spacer Plate Part # A0144
• Made in the U.S.A.