This unique, patented design provides the most adjustability and best clearance of any arm available for the many popular '78-'87 GM 'A/G' Body and S10 platform applications. Sold as a pair, these forged steel adjustable arms come with ball studs that are 1/2" taller than stock to improve camber curve. Dial in some caster combined with the ability to adjust camber, yields a truly 'modern' feeling suspension. The ball joints are greaseable and fully rebuildable. Additionally, OE length and 1/4" extended studs are also available to fine tune ride characteristics and maximize specific suspension geometry. Consider combining upper control arms with available lower control arms to complete the transformation of any Pro Touring, Track Ready, or daily driven street use American Muscle car. Sold as pairs. US Patent No. 9,751,370.

Part Type

Alignment Caster / Camber Control Arm

Features and Benefits

• Front Adjustment Range: Camber/Caster ±3.00Ëš
• Front Adjustment Range: Camber/Caster ±3.00°
• Greaseable and rebuildable ball joints
• OE Length and additional 1/4" length stud available
• Patented design provides most adjustment on the market
• Required: 1 per axle
• Sold as a pair

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

• Front Adjustment Range: Camber/Caster ±3.00˚
• Front Adjustment Range: Camber/Caster ±3.00°
• Greaseable and rebuildable ball joints
• OE Length and additional 1/4" length stud available
• Patented design provides most adjustment on the market
• Required: 1 per axle
• Sold as a pair

Adjust camber and caster for maximum handling and performance with these control arms by SPC Performance. These control arms allow for changes when fine-tuning suspension alignment angles. They're available for a wide variety of applications, such as street rods, sport compact, muscle cars, performance vehicles, and race cars. Fine tune your suspension with SPC Performance control arms.

Please note that this information serves as a fitment guide only. For specific fitment questions or clarifications, please contact us, as manufacturers may introduce variations and modifications during model year or regional revisions. While we strive to provide accurate data, fitment details may vary by region; therefore, compatibility outside the listed region and submodel variant cannot be guaranteed.

Detailed Compatibility

This may not be an exhaustive list of compatible vehicles. Please reach out to one of our representatives if you are unsure or do not see your vehicle here.