UMI Performance Front Upper & Lower A-Arms - Delrin - Standard Ball Joints - Black (1978-1988 G-Body / S-10) - 303233-B
Upgrade your vehicle's street and track performance with the UMI Performance Front Upper & Lower A-Arm Kit in black (303233-B). Engineered to replace factory stamped arms with high-strength tubular construction, this kit dramatically improves handling and suspension response.
Featuring precision-machined Delrin bushings, billet chromoly cross shafts, and TIG-welded DOM steel tubing, this setup reduces deflection while maintaining compatibility with factory springs, lowering springs, and coilover kits. Finished in a durable black powder coat.
Features
- Complete front upper and lower tubular a-arm kit for GM G-Body and 2WD S-10 / S-15
- Provides an 8 lb weight savings over the factory a-arm set
- Relocated upper ball joint mounting pad for increased caster and better steering feel
- Equipped with UMI-manufactured, greaseable Delrin bushings in both upper and lower arms
- 4140 chromoly cross shafts, CNC-machined and zinc-plated
- TIG-welded DOM steel tubing for superior strength and clean looks
- Includes polyurethane bump stops and standard premium ball joints
- Durable black powder coat finish
- Compatible with factory spindles, drop spindles, factory springs, lowering springs, and coilovers
- Includes recommended alignment specs and detailed installation instructions
- Designed and manufactured in Philipsburg, PA, USA
Specifications
- SKU / Part Number: 303233-B
- Manufacturer: UMI Performance
- Vehicle Fitment: 1978-1988 GM G-Body, 1982"2003 S-10/S-15 2WD
- Control Arm Style: Tubular A-Arms (Upper & Lower Pair)
- Bushings: Delrin (Upper & Lower)
- Ball Joint Height: Standard Height
- Color / Finish: Black Powder Coat
- Direct Bolt-On: Yes
- Hardware: Not Included (reuses factory hardware)
What's in the Box
- 1 x Pair of Tubular Front Upper A-Arms with Delrin Bushings & Standard Ball Joints (Black)
- 1 x Pair of Tubular Front Lower A-Arms with Delrin Bushings (Black)
Fitment
Buick:
- 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:
- 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
- 1978 Chevrolet Malibu
- 1979 Chevrolet Malibu
- 1980 Chevrolet Malibu
- 1981 Chevrolet Malibu
- 1982 Chevrolet Malibu
- 1983 Chevrolet Malibu
- 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
- 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
- 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:
- 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
- 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
- 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
- 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:
- 1978 Oldsmobile Cutlass
- 1979 Oldsmobile Cutlass
- 1980 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:
- 1982 Pontiac Bonneville
- 1983 Pontiac Bonneville
- 1984 Pontiac Bonneville
- 1985 Pontiac Bonneville
- 1986 Pontiac Bonneville
- 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 Pontiac Grand Prix
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

