Product description
C4 CONTROL ARM PAIR
SPC Performance
SPC Performance Chevrolet Corvette C4 Adjustable Upper Control Arms (Pair)
$1,195.95
$1,195.95
1
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Supplier details checked 2026-09-23 · Test catalog
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C4 CONTROL ARM PAIR
Patented design provides most adjustment on the market
OE Length and additional 1/4" length stud available
Front Adjustment Range: Camber/Caster ±3.00°
Front Adjustment Range: Camber/Caster ±3.00˚
Greaseable and rebuildable ball joints
Required: 1 per axle
Sold as a pair
Product appearance and features may vary in the market as design changes, improvements and modifications are implemented.
SPC Performance Chevrolet Corvette C4 Adjustable Upper Control Arms (Pair)
SPC 97190 ADJ CAMBER/CASTER UCA (PAIR)
ADJ. CONTROL ARMS PR
RACE ARM
The unique patented design features the most adjustment and highest clearance available to update the front suspension of any '84-'96 C4 Corvette. SPC uses a stock ball stud for optimal performance and the on-car adjustment capability for both camber and caster provide excellent road/track handling. The fully rebuildable and greaseable ball joints can also be customized with available 1/4" extended studs to provide increased camber curve. Sold as pairs US Patent No. 9,751,370.
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. California ResidentsWARNING
Alignment Caster / Camber Control Arm
