Control Arms – Buick GS 1968-1972 Rear, Upper – JCPG

For the 1968-1972 Buick GS. JCPG Upper Control Arms are the ultimate upgrade for rear suspensions on classic 1968-1972 GM A-Body cars. Designed by John Currie Performance Group, these Currectrac Upper Control Arms set the benchmark for durability and adjustability, offering superior handling, traction and stability when installed. Engineered with precision, these trailing arms feature a turnbuckle design that allows for full adjustability without removing the arms from the vehicle. Bolt-on design for an OEM like fitment and easy installation. Made in the U.S.A.

JCPG upper arms are equipped with greasable, urethane-bushed Johnny Joint rod ends at the frame end and CNC-machined billet aluminum center adjusters for maximum performance and reliability. The arms also feature laser-cut, heavy-duty steel forks at the axle housing ends, ensuring durability and strength.

The adjustment range is between 9.420 inches (closed) and 10.795 inches (open), providing ample flexibility to customize your suspension setup. Factory hardware is retained to attach the arms to the axle and the frame, ensuring easy installation. The adjuster forks feature 1 in.-14 RH threads for precise tuning, while the arm center adjusters are CNC-machined from 1-1/2 in. 6061-T6 aluminum bar for superior strength. Johnny Joint adjuster ends feature 1 in.-14 LH threads, adding durability and enabling up to 30 degrees of travel for enhanced suspension articulation.

• Includes 2 Currectrac, Adjustable, Upper Control Arms
• Kit fits 1968-1972 GM A-Body sedans, station wagons, and El Caminos
• Control Arm Location: Rear, Upper
• Bolt-on design for factory like fitment and easy installation
• Fully adjustable design with RH/LH thread turnbuckle for easy fine-tuning
• Equipped with greasable, urethane-bushed Johnny Joint rod ends for extended life
• Features CNC-machined billet aluminum center adjusters with black anodized finish
• Premium finishes including gold zinc plating and semi-gloss black powder coat
• Adjustment range: Closed – 9.420 in., Open – 10.795 in.
• Adjuster forks feature 1 in.-14 RH threads for precise tuning
• Factory hardware retained for attaching arms to the axle and frame
• Arm center adjusters CNC machined from 1 1/2 in. 6061-T6 aluminum bar for superior strength
• Johnny Joint adjuster ends feature 1 in.-14 LH threads for added durability
• Johnny Joints provide 30 degrees of travel for enhanced suspension articulation
• Greasable via zerk fittings for improved longevity
• Made in the U.S.A.