UMI Performance's race front upper control arms are a tubular upper arm built for aggressive handling on 1963 through 1970 GM C10 and C15 fullsize trucks and Suburbans. The race design uses a bolt-in ball joint and tubular steel construction to add strength and revised geometry for improved front end performance. A black powder coat finish resists corrosion. UMI Performance manufactures these control arms in the USA.
Specifications:
- Part type: Front upper control arms
- Design: Race, tubular
- Ball joint: Bolt-in
- Material: Steel
- Finish: Black powder coat
- Sold as: Pair
- Made in the USA
- Part number: 6434-1-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 the UMI Performance 6434-1-B race upper control arm built for?
It is a tubular race upper control arm designed to add strength and revised front end geometry for aggressive handling.
What vehicles do the 6434-1-B upper control arms fit?
They fit 1963 through 1970 Chevrolet and GMC C10 and C15 fullsize trucks and Suburbans. See the Vehicle Applications list for exact years.
How do the 6434 race upper arms differ from the 6433 street arms?
Both are tubular upper control arms with a bolt-in ball joint. The 6434 is UMI's race version, while the 6433 is the street performance version.
Where are the 6434-1-B control arms made?
UMI Performance manufactures these control arms in the USA.

