This patented design will give you teh most adjustability and best clearance of any arm on the market. Sold as a pair, these adjustable arms come with ball studs that are 1/2" taller than stock to improve camber curve. Throw in some caster and the ability to tune camber and you will have a 'modern' feeling suspension. The ball joints are grease-able and rebuildable. Additionally, OE length and 1/4" extended studs are available to tune your ride or maximize your specific suspension geometry. Consider combining these with SPC's lower control arms and 1" lowering springs to complete the transformation of your Pro Touring, Track Ready, or daily driving street use American Muscle. Sold as Pairs. US Patent No. 9,751,370

California Residents WARNING

This patented design will give you teh most adjustability and best clearance of any arm on the market. Sold as a pair, these adjustable arms come with ball studs that are 1/2" taller than stock to improve the camber curve. Throw in some caster and the ability to tune camber and you will have a 'modern' feeling suspension. The ball joints are grease-able and rebuildable. Additionally, OE length and 1/4" extended studs are available to tune your ride or maximize your specific suspension geometry. Consider combining these with SPC's lower control arms and 1" lowering springs to complete the transformation of your Pro Touring, Track Ready, or daily driving street use American Muscle. Sold as pairs. US Patent No. 9,751,370

California Residents WARNING

Use this patented design with the most adjustability and best clearance of any arm on the market to modernize the front suspension on your classic Chevy. SPC uses a 1/2" extended ball stud to improve camber curve, now adjust in some caster and a bit of camber and enjoy the drive. The fully rebuildable and greasable ball joints can also be customized for you ride with available OE length and 1/4" extended studs. Sold as pairs. US Patent No. 9,751,370

California Residents WARNING

Use this patented design with the most adjustability and best clearance of any arm on the market to modernize the front suspension on your classic Chevy. SPC uses a 1/2" extended ball stud to improve camber curve, now adjust in some caster and a bit of camber and enjoy the drive. The fully rebuildable and greasable ball joints can also be customized for your ride with available OE length and 1/4" extended studs. Sold as pairs. US Patent No. 9,751,370

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This ball joint plate is bent at a 10° angle and uses a Chrysler screw-in ball joint (part #94002). Also try our socket #68880 for easy removal and installation.

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This ball joint plate is flat at 0° and uses a Chrysler screw-in ball joint (part #94002). Also try our socket #68880 for easy removal and installation.

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This ball joint plate is flat at 0° and uses the Full Size GM bolt in ball joint (part #94004).

California Residents WARNING

Upper Control Arm End Pivot Stud for the Cross Shaft End.

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This ball joint plate is flat at a 0° and uses a Midsize Metric GM bolt in ball joint (part #94006).

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This ball joint plate is flat at 0° and uses the Full Size GM bolt in ball joint (part #94003).

California Residents WARNING

Pro Series Ball Joint plates complete your adjustable control arm along with O.E. style ball joints (sold separately). This Left Hand ball joint plate is bent at a 20° angle and uses a Midsize GM Metric ball joint (part #94006).

California Residents WARNING