UMI Performance's control arm kit combines tubular upper and lower front control arms into a complete coil-over ready front suspension upgrade for 1963 through 1970 GM C10 and C15 fullsize trucks and Suburbans. The kit includes polyurethane bushings and the required hardware, replacing the factory stamped steel arms with stronger tubular steel pieces for sharper steering and more consistent alignment. A black powder coat finish resists corrosion. UMI Performance manufactures these control arms in the USA.
Specifications:
- Part type: Front upper and lower control arm kit
- Design: Tubular, street performance, coil-over
- Bushings: Polyurethane
- Hardware: Included
- Material: Steel
- Finish: Black powder coat
- Made in the USA
- Part number: 643233-3-B
Vehicle Applications:
- 1963 Chevrolet C10 Pickup
- 1964 Chevrolet C10 Pickup
- 1965 Chevrolet C10 Pickup
- 1966 Chevrolet C10 Pickup
- 1967 Chevrolet C10 Pickup
- 1968 Chevrolet C10 Pickup
- 1969 Chevrolet C10 Pickup
- 1970 Chevrolet C10 Pickup
- 1967 Chevrolet C10 Suburban
- 1968 Chevrolet C10 Suburban
- 1969 Chevrolet C10 Suburban
- 1970 Chevrolet C10 Suburban
- 1970 GMC C15/C1500 Pickup
FAQ
What is included in the UMI Performance 643233-3-B control arm kit?
The kit includes tubular front upper and lower control arms, polyurethane bushings, and the required mounting hardware.
What vehicles does the 643233-3-B kit fit?
It fits 1963 through 1970 Chevrolet and GMC C10 and C15 fullsize trucks and Suburbans. See the Vehicle Applications list for exact years.
Is the 643233-3-B kit set up for coil-overs?
Yes, the kit is a coil-over ready design for the front suspension.
Where is the 643233-3-B control arm kit made?
UMI Performance manufactures these control arms in the USA.

