UMI Performance's race front upper control arms are a tubular upper arm built for aggressive handling on 1973 through 1987 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-B
Vehicle Applications:
- 1975 Chevrolet C10
- 1976 Chevrolet C10
- 1977 Chevrolet C10
- 1978 Chevrolet C10
- 1979 Chevrolet C10
- 1980 Chevrolet C10
- 1981 Chevrolet C10
- 1982 Chevrolet C10
- 1983 Chevrolet C10
- 1984 Chevrolet C10
- 1985 Chevrolet C10
- 1986 Chevrolet C10
- 1973 Chevrolet C10 Pickup
- 1974 Chevrolet C10 Pickup
- 1973 Chevrolet C10 Suburban
- 1974 Chevrolet C10 Suburban
- 1975 Chevrolet C10 Suburban
- 1976 Chevrolet C10 Suburban
- 1977 Chevrolet C10 Suburban
- 1978 Chevrolet C10 Suburban
- 1979 Chevrolet C10 Suburban
- 1980 Chevrolet C10 Suburban
- 1981 Chevrolet C10 Suburban
- 1982 Chevrolet C10 Suburban
- 1983 Chevrolet C10 Suburban
- 1984 Chevrolet C10 Suburban
- 1985 Chevrolet C10 Suburban
- 1986 Chevrolet C10 Suburban
- 1987 Chevrolet R10
- 1975 GMC C15
- 1976 GMC C15
- 1977 GMC C15
- 1978 GMC C15
- 1975 GMC C15 Suburban
- 1976 GMC C15 Suburban
- 1977 GMC C15 Suburban
- 1978 GMC C15 Suburban
- 1973 GMC C15/C1500 Pickup
- 1974 GMC C15/C1500 Pickup
- 1979 GMC C1500
- 1980 GMC C1500
- 1981 GMC C1500
- 1982 GMC C1500
- 1983 GMC C1500
- 1984 GMC C1500
- 1985 GMC C1500
- 1986 GMC C1500
- 1987 GMC R1500
FAQ
What is the UMI Performance 6434-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-B upper control arms fit?
They fit 1973 through 1987 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-B control arms made?
UMI Performance manufactures these control arms in the USA.

