UMI Performance's tubular front upper control arms upgrade the factory stamped steel upper arms on 1971 and 1972 GM C10 and C15 fullsize trucks and Suburbans for improved strength and front end geometry. They use a bolt-in ball joint and tubular steel construction for a precise, durable front suspension. A black powder coat finish resists corrosion. UMI Performance manufactures these control arms in the USA.
Specifications:
- Part type: Front upper control arms
- Design: Tubular, street performance
- Ball joint: Bolt-in
- Material: Steel
- Finish: Black powder coat
- Sold as: Pair
- Made in the USA
- Part number: 6433-2-B
Vehicle Applications:
- 1971 Chevrolet C10 Pickup
- 1972 Chevrolet C10 Pickup
- 1971 Chevrolet C10 Suburban
- 1972 Chevrolet C10 Suburban
- 1971 GMC C15/C1500 Pickup
- 1972 GMC C15/C1500 Pickup
FAQ
What are the benefits of the UMI Performance 6433-2-B upper control arms?
They are stronger than the factory stamped steel upper arms and improve front end geometry, with a bolt-in ball joint and tubular steel construction for a precise, durable setup.
What vehicles do the 6433-2-B upper control arms fit?
They fit 1971 and 1972 Chevrolet and GMC C10 and C15 fullsize trucks and Suburbans. See the Vehicle Applications list for exact years.
Are the 6433-2-B upper arms a complete control arm or just a ball joint?
They are complete tubular upper control arms sold as a pair, with a bolt-in ball joint included.
Where are the 6433-2-B control arms made?
UMI Performance manufactures these control arms in the USA.

