Description
Improve the street and track performance of your G-body with our P/N 3033-1 upper a-arms. These a-arms feature a ½” taller premium ball joint that enhances the suspension travel and provides a precise Pro-Touring feel. The relocated ball joint plate allows for up to six degrees of caster without the need for excessive shimming, while the taller ball joint creates up to one additional degree of negative camber at full bump travel. This results in improved steering feel and increased lateral grip. These track-tested a-arms are made in the USA and come with greaseable Delrin bushings, chromoly cross shafts, improved header clearance, and polyurethane bump stops. They are finished with a durable gloss red or black powder coat finish to maintain their appearance on your vehicle.
PRODUCT FEATURES
- New premium ½” taller ball joints for improved camber curve
- Relocated ball joint pad for increased caster without excess shims
- CNC machined ball joint mount & tubing radiuses
- Robust tubular design with machined gussets
- Precision bent tubing on programmable tube bender
- TIG welded for superior strength and clean looks
- 4140 chromoly cross shafts, CNC machined & zinc plated
- UMI built, greaseable & fluted CNC machined no deflection Delrin bushings
- Polyurethane bump stops included
- Direct bolt-in compatible with factory or UMI lower a-arm and factory spindle
- May also work in conjunction with other brand lower A-arms and/or spindles
- Package includes recommended alignment specs and detailed installation instructions
| Fitment |
1978-1988 GM G-Body 1982-2003 S10/S15 |
|---|---|
| Ball Joint Height |
1/2″ Taller |
| Platform | 1982-2003 S10/S15 |
| Manufacturer | UMI Performance |
| Direct Bolt-On |
Yes |
| Control Arm Style |
Tubular |
| Finish |
Powder Coat |
| UOM |
Pair |
| Material |
Mild Steel |
| Hardware |
Not Included |
| Modifications |
None |
This ‘3033-1 – Upper A-arms, ½” Taller Ball Joints’ fits the following platforms:
1978-1988 GM G-Body
- 1978-1987 Buick Regal
- 1978-1987 Chevrolet El Camino
- 1978-1983 Chevrolet Malibu
- 1978-1988 Chevrolet Monte Carlo
- 1978-1987 GMC Caballero
- 1981-1988 Oldsmobile Cutlass
- 1982-1986 Pontiac Bonneville
- 1978-1987 Pontiac Grand Prix
1982-2003 S10/S15
- 1982-2003 Chevrolet S-10 2WD
- 1983-1994 Chevrolet S10 Blazer 2WD
- 1982-1990 GMC S15 2WD
- 1991-2003 GMC Sonoma 2WD
- 1983-1991 GMC S15 Jimmy 2WD
This 3033-1 – Upper A-arms, ½” Taller Ball Joints fits the following vehicles:
Buick
Regal
- 1978 Buick Regal
- 1979 Buick Regal
- 1980 Buick Regal
- 1981 Buick Regal
- 1982 Buick Regal
- 1983 Buick Regal
- 1984 Buick Regal
- 1985 Buick Regal
- 1986 Buick Regal
- 1987 Buick Regal
Chevrolet
El Camino
- 1978 Chevrolet El Camino
- 1979 Chevrolet El Camino
- 1980 Chevrolet El Camino
- 1981 Chevrolet El Camino
- 1982 Chevrolet El Camino
- 1983 Chevrolet El Camino
- 1984 Chevrolet El Camino
- 1985 Chevrolet El Camino
- 1986 Chevrolet El Camino
- 1987 Chevrolet El Camino
Malibu
- 1978 Chevrolet Malibu
- 1979 Chevrolet Malibu
- 1980 Chevrolet Malibu
- 1981 Chevrolet Malibu
- 1982 Chevrolet Malibu
- 1983 Chevrolet Malibu
Monte Carlo
- 1978 Chevrolet Monte Carlo
- 1979 Chevrolet Monte Carlo
- 1980 Chevrolet Monte Carlo
- 1981 Chevrolet Monte Carlo
- 1982 Chevrolet Monte Carlo
- 1983 Chevrolet Monte Carlo
- 1984 Chevrolet Monte Carlo
- 1985 Chevrolet Monte Carlo
- 1986 Chevrolet Monte Carlo
- 1987 Chevrolet Monte Carlo
- 1988 Chevrolet Monte Carlo
S-10 2WD
- 1982 Chevrolet S-10 2WD
- 1983 Chevrolet S-10 2WD
- 1984 Chevrolet S-10 2WD
- 1985 Chevrolet S-10 2WD
- 1986 Chevrolet S-10 2WD
- 1987 Chevrolet S-10 2WD
- 1988 Chevrolet S-10 2WD
- 1989 Chevrolet S-10 2WD
- 1990 Chevrolet S-10 2WD
- 1991 Chevrolet S-10 2WD
- 1992 Chevrolet S-10 2WD
- 1993 Chevrolet S-10 2WD
- 1994 Chevrolet S-10 2WD
- 1995 Chevrolet S-10 2WD
- 1996 Chevrolet S-10 2WD
- 1997 Chevrolet S-10 2WD
- 1998 Chevrolet S-10 2WD
- 1999 Chevrolet S-10 2WD
- 2000 Chevrolet S-10 2WD
- 2001 Chevrolet S-10 2WD
- 2002 Chevrolet S-10 2WD
- 2003 Chevrolet S-10 2WD
S10 Blazer 2WD
- 1983 Chevrolet S10 Blazer 2WD
- 1984 Chevrolet S10 Blazer 2WD
- 1985 Chevrolet S10 Blazer 2WD
- 1986 Chevrolet S10 Blazer 2WD
- 1987 Chevrolet S10 Blazer 2WD
- 1988 Chevrolet S10 Blazer 2WD
- 1989 Chevrolet S10 Blazer 2WD
- 1990 Chevrolet S10 Blazer 2WD
- 1991 Chevrolet S10 Blazer 2WD
- 1992 Chevrolet S10 Blazer 2WD
- 1993 Chevrolet S10 Blazer 2WD
- 1994 Chevrolet S10 Blazer 2WD
GMC
Caballero
- 1978 GMC Caballero
- 1979 GMC Caballero
- 1980 GMC Caballero
- 1981 GMC Caballero
- 1982 GMC Caballero
- 1983 GMC Caballero
- 1984 GMC Caballero
- 1985 GMC Caballero
- 1986 GMC Caballero
- 1987 GMC Caballero
S15 2WD
- 1982 GMC S15 2WD
- 1983 GMC S15 2WD
- 1984 GMC S15 2WD
- 1985 GMC S15 2WD
- 1986 GMC S15 2WD
- 1987 GMC S15 2WD
- 1988 GMC S15 2WD
- 1989 GMC S15 2WD
- 1990 GMC S15 2WD
Sonoma 2WD
- 1991 GMC Sonoma 2WD
- 1992 GMC Sonoma 2WD
- 1993 GMC Sonoma 2WD
- 1994 GMC Sonoma 2WD
- 1995 GMC Sonoma 2WD
- 1996 GMC Sonoma 2WD
- 1997 GMC Sonoma 2WD
- 1998 GMC Sonoma 2WD
- 1999 GMC Sonoma 2WD
- 2000 GMC Sonoma 2WD
- 2001 GMC Sonoma 2WD
- 2002 GMC Sonoma 2WD
- 2003 GMC Sonoma 2WD
S15 Jimmy 2WD
- 1983 GMC S15 Jimmy 2WD
- 1984 GMC S15 Jimmy 2WD
- 1985 GMC S15 Jimmy 2WD
- 1986 GMC S15 Jimmy 2WD
- 1987 GMC S15 Jimmy 2WD
- 1988 GMC S15 Jimmy 2WD
- 1989 GMC S15 Jimmy 2WD
- 1990 GMC S15 Jimmy 2WD
- 1991 GMC S15 Jimmy 2WD
Oldsmobile
Cutlass
- 1981 Oldsmobile Cutlass
- 1982 Oldsmobile Cutlass
- 1983 Oldsmobile Cutlass
- 1984 Oldsmobile Cutlass
- 1985 Oldsmobile Cutlass
- 1986 Oldsmobile Cutlass
- 1987 Oldsmobile Cutlass
- 1988 Oldsmobile Cutlass
Pontiac
Bonneville
- 1982 Pontiac Bonneville
- 1983 Pontiac Bonneville
- 1984 Pontiac Bonneville
- 1985 Pontiac Bonneville
- 1986 Pontiac Bonneville
Grand Prix
- 1978 Pontiac Grand Prix
- 1979 Pontiac Grand Prix
- 1980 Pontiac Grand Prix
- 1981 Pontiac Grand Prix
- 1982 Pontiac Grand Prix
- 1983 Pontiac Grand Prix
- 1984 Pontiac Grand Prix
- 1985 Pontiac Grand Prix
- 1986 Pontiac Grand Prix
- 1987 Po






