UMI Performance Tubular A-Arms (Poly) — Fits 78-88 G-Body / S10

SKU: UMI303133-1-R
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About UMI Performance

UMI Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full UMI Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

UMI Performance Tubular Front Upper & Lower A-Arms for G-Body & S10

Elevate your classic G-Body or S10's handling and stance with this complete set of UMI Performance Tubular Front Upper and Lower A-Arms. Fabricated from high-quality USA DOM tubing with precision CNC-notched tube ends, these A-arms are built for superior strength, accuracy, and a perfect bolt-on fit. They are jig-built to ensure consistent quality and feature TIG welding in critical areas for maximum durability and a clean aesthetic.

Enhance Your Suspension System:

  • Premium Construction: Made from durable USA DOM (Drawn Over Mandrel) tubing for exceptional strength and rigidity.
  • Improved Ball Joint Angle: Designed with optimized ball joint angles, particularly beneficial for lowered vehicles, to improve suspension geometry and performance.
  • Increased Tire Clearance: The A-arm design provides additional clearance for larger or wider tires.
  • Greaseable Polyurethane Bushings: Equipped with fluted, greaseable polyurethane bushings for a smooth, quiet ride and long-lasting performance.
  • Complete Assembly: Includes pre-loaded polyurethane bump stops, steering stops, and premium ball joints for a fully integrated solution.
  • Versatile Fitment: Suitable for a wide range of 1978-1988 GM G-Body models (Buick Regal, Chevrolet Malibu, Monte Carlo, El Camino, GMC Caballero, Oldsmobile Cutlass, Pontiac Grand Prix) and S10 trucks.
  • Performance Tested: Engineered and tested for street, drag strip, and skid pad use, ensuring reliability under demanding conditions.

These UMI Performance A-arms are designed to work seamlessly with factory springs, lowering springs, and most coil-over kits, offering flexibility for your build. Experience a significant improvement in your vehicle's handling, responsiveness, and overall driving dynamics. Upgrade your classic ride with top-tier suspension components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1978-1982 Buick Regal Sport
1978-1987 Buick Regal Base
1978-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1978 Chevrolet El Camino Conquista
1978-1987 Chevrolet El Camino Base
1978-1987 Chevrolet El Camino SS
1979-1981 Chevrolet El Camino Royal Knight
1981-1986 Chevrolet El Camino Conquista
1978-1980 Chevrolet Malibu Classic Estate
1978-1981 Chevrolet Malibu Classic Landau
1978-1981 Chevrolet Malibu Base
1978-1983 Chevrolet Malibu Classic
1979 Chevrolet Malibu Landau
1979 Chevrolet Malibu Police
1979-1980 Chevrolet Malibu Classic Sport
1979-1980 Chevrolet Malibu Estate
1979-1980 Chevrolet Malibu Sport
1978 Chevrolet Monte Carlo Sport
1978-1981 Chevrolet Monte Carlo Landau
1979 Chevrolet Monte Carlo Base
1980 Chevrolet Monte Carlo Sport
1981-1988 Chevrolet Monte Carlo Base
1983 Chevrolet Monte Carlo CL
1983-1988 Chevrolet Monte Carlo SS
1986-1988 Chevrolet Monte Carlo LS
1982-1989 Chevrolet S10 Sport
1982-1990 Chevrolet S10 Durango
1982-1992 Chevrolet S10 Tahoe
1982-2003 Chevrolet S10 Base
1991 Chevrolet S10 Baja
1992-1993 Chevrolet S10 EL
1994-1998 Chevrolet S10 SS
1994-2003 Chevrolet S10 LS
1994-2003 Chevrolet S10 ZR2
1999-2003 Chevrolet S10 Xtreme
2002-2003 Chevrolet S10 ZR5
1983-1988 Chevrolet S10 Blazer Tahoe
1983-1990 Chevrolet S10 Blazer Sport
1983-1994 Chevrolet S10 Blazer Base
1987-1989 Chevrolet S10 Blazer High Country
1990-1994 Chevrolet S10 Blazer Tahoe
1991-1994 Chevrolet S10 Blazer Tahoe LT
1992 Chevrolet S10 Blazer Sport
1994 Chevrolet S10 Blazer LT
1978-1980 GMC Caballero Laredo
1978-1987 GMC Caballero Base
1978-1987 GMC Caballero Diablo
1981 GMC Caballero Conquista
1981 GMC Caballero Royal Knight
1981-1986 GMC Caballero Amarillo
1982 GMC S15 Sierra Grande
1982-1990 GMC S15 High Sierra
1982-1990 GMC S15 Sierra Classic
1982-1990 GMC S15 Base
1983 GMC S15 Gypsy

…and 60 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About UMI Performance

UMI Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full UMI Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

UMI Performance Tubular Front Upper & Lower A-Arms for G-Body & S10

Elevate your classic G-Body or S10's handling and stance with this complete set of UMI Performance Tubular Front Upper and Lower A-Arms. Fabricated from high-quality USA DOM tubing with precision CNC-notched tube ends, these A-arms are built for superior strength, accuracy, and a perfect bolt-on fit. They are jig-built to ensure consistent quality and feature TIG welding in critical areas for maximum durability and a clean aesthetic.

Enhance Your Suspension System:

  • Premium Construction: Made from durable USA DOM (Drawn Over Mandrel) tubing for exceptional strength and rigidity.
  • Improved Ball Joint Angle: Designed with optimized ball joint angles, particularly beneficial for lowered vehicles, to improve suspension geometry and performance.
  • Increased Tire Clearance: The A-arm design provides additional clearance for larger or wider tires.
  • Greaseable Polyurethane Bushings: Equipped with fluted, greaseable polyurethane bushings for a smooth, quiet ride and long-lasting performance.
  • Complete Assembly: Includes pre-loaded polyurethane bump stops, steering stops, and premium ball joints for a fully integrated solution.
  • Versatile Fitment: Suitable for a wide range of 1978-1988 GM G-Body models (Buick Regal, Chevrolet Malibu, Monte Carlo, El Camino, GMC Caballero, Oldsmobile Cutlass, Pontiac Grand Prix) and S10 trucks.
  • Performance Tested: Engineered and tested for street, drag strip, and skid pad use, ensuring reliability under demanding conditions.

These UMI Performance A-arms are designed to work seamlessly with factory springs, lowering springs, and most coil-over kits, offering flexibility for your build. Experience a significant improvement in your vehicle's handling, responsiveness, and overall driving dynamics. Upgrade your classic ride with top-tier suspension components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1978-1982 Buick Regal Sport
1978-1987 Buick Regal Base
1978-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1978 Chevrolet El Camino Conquista
1978-1987 Chevrolet El Camino Base
1978-1987 Chevrolet El Camino SS
1979-1981 Chevrolet El Camino Royal Knight
1981-1986 Chevrolet El Camino Conquista
1978-1980 Chevrolet Malibu Classic Estate
1978-1981 Chevrolet Malibu Classic Landau
1978-1981 Chevrolet Malibu Base
1978-1983 Chevrolet Malibu Classic
1979 Chevrolet Malibu Landau
1979 Chevrolet Malibu Police
1979-1980 Chevrolet Malibu Classic Sport
1979-1980 Chevrolet Malibu Estate
1979-1980 Chevrolet Malibu Sport
1978 Chevrolet Monte Carlo Sport
1978-1981 Chevrolet Monte Carlo Landau
1979 Chevrolet Monte Carlo Base
1980 Chevrolet Monte Carlo Sport
1981-1988 Chevrolet Monte Carlo Base
1983 Chevrolet Monte Carlo CL
1983-1988 Chevrolet Monte Carlo SS
1986-1988 Chevrolet Monte Carlo LS
1982-1989 Chevrolet S10 Sport
1982-1990 Chevrolet S10 Durango
1982-1992 Chevrolet S10 Tahoe
1982-2003 Chevrolet S10 Base
1991 Chevrolet S10 Baja
1992-1993 Chevrolet S10 EL
1994-1998 Chevrolet S10 SS
1994-2003 Chevrolet S10 LS
1994-2003 Chevrolet S10 ZR2
1999-2003 Chevrolet S10 Xtreme
2002-2003 Chevrolet S10 ZR5
1983-1988 Chevrolet S10 Blazer Tahoe
1983-1990 Chevrolet S10 Blazer Sport
1983-1994 Chevrolet S10 Blazer Base
1987-1989 Chevrolet S10 Blazer High Country
1990-1994 Chevrolet S10 Blazer Tahoe
1991-1994 Chevrolet S10 Blazer Tahoe LT
1992 Chevrolet S10 Blazer Sport
1994 Chevrolet S10 Blazer LT
1978-1980 GMC Caballero Laredo
1978-1987 GMC Caballero Base
1978-1987 GMC Caballero Diablo
1981 GMC Caballero Conquista
1981 GMC Caballero Royal Knight
1981-1986 GMC Caballero Amarillo
1982 GMC S15 Sierra Grande
1982-1990 GMC S15 High Sierra
1982-1990 GMC S15 Sierra Classic
1982-1990 GMC S15 Base
1983 GMC S15 Gypsy

…and 60 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About UMI Performance

UMI Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full UMI Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

UMI Performance Tubular Front Upper & Lower A-Arms for G-Body & S10

Elevate your classic G-Body or S10's handling and stance with this complete set of UMI Performance Tubular Front Upper and Lower A-Arms. Fabricated from high-quality USA DOM tubing with precision CNC-notched tube ends, these A-arms are built for superior strength, accuracy, and a perfect bolt-on fit. They are jig-built to ensure consistent quality and feature TIG welding in critical areas for maximum durability and a clean aesthetic.

Enhance Your Suspension System:

  • Premium Construction: Made from durable USA DOM (Drawn Over Mandrel) tubing for exceptional strength and rigidity.
  • Improved Ball Joint Angle: Designed with optimized ball joint angles, particularly beneficial for lowered vehicles, to improve suspension geometry and performance.
  • Increased Tire Clearance: The A-arm design provides additional clearance for larger or wider tires.
  • Greaseable Polyurethane Bushings: Equipped with fluted, greaseable polyurethane bushings for a smooth, quiet ride and long-lasting performance.
  • Complete Assembly: Includes pre-loaded polyurethane bump stops, steering stops, and premium ball joints for a fully integrated solution.
  • Versatile Fitment: Suitable for a wide range of 1978-1988 GM G-Body models (Buick Regal, Chevrolet Malibu, Monte Carlo, El Camino, GMC Caballero, Oldsmobile Cutlass, Pontiac Grand Prix) and S10 trucks.
  • Performance Tested: Engineered and tested for street, drag strip, and skid pad use, ensuring reliability under demanding conditions.

These UMI Performance A-arms are designed to work seamlessly with factory springs, lowering springs, and most coil-over kits, offering flexibility for your build. Experience a significant improvement in your vehicle's handling, responsiveness, and overall driving dynamics. Upgrade your classic ride with top-tier suspension components from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1978-1982 Buick Regal Sport
1978-1987 Buick Regal Base
1978-1987 Buick Regal Limited
1982 Buick Regal Limited Turbo
1982-1983 Buick Regal Estate Wagon
1983-1986 Buick Regal T-Type
1984-1987 Buick Regal Grand National
1987 Buick Regal GNX
1978 Chevrolet El Camino Conquista
1978-1987 Chevrolet El Camino Base
1978-1987 Chevrolet El Camino SS
1979-1981 Chevrolet El Camino Royal Knight
1981-1986 Chevrolet El Camino Conquista
1978-1980 Chevrolet Malibu Classic Estate
1978-1981 Chevrolet Malibu Classic Landau
1978-1981 Chevrolet Malibu Base
1978-1983 Chevrolet Malibu Classic
1979 Chevrolet Malibu Landau
1979 Chevrolet Malibu Police
1979-1980 Chevrolet Malibu Classic Sport
1979-1980 Chevrolet Malibu Estate
1979-1980 Chevrolet Malibu Sport
1978 Chevrolet Monte Carlo Sport
1978-1981 Chevrolet Monte Carlo Landau
1979 Chevrolet Monte Carlo Base
1980 Chevrolet Monte Carlo Sport
1981-1988 Chevrolet Monte Carlo Base
1983 Chevrolet Monte Carlo CL
1983-1988 Chevrolet Monte Carlo SS
1986-1988 Chevrolet Monte Carlo LS
1982-1989 Chevrolet S10 Sport
1982-1990 Chevrolet S10 Durango
1982-1992 Chevrolet S10 Tahoe
1982-2003 Chevrolet S10 Base
1991 Chevrolet S10 Baja
1992-1993 Chevrolet S10 EL
1994-1998 Chevrolet S10 SS
1994-2003 Chevrolet S10 LS
1994-2003 Chevrolet S10 ZR2
1999-2003 Chevrolet S10 Xtreme
2002-2003 Chevrolet S10 ZR5
1983-1988 Chevrolet S10 Blazer Tahoe
1983-1990 Chevrolet S10 Blazer Sport
1983-1994 Chevrolet S10 Blazer Base
1987-1989 Chevrolet S10 Blazer High Country
1990-1994 Chevrolet S10 Blazer Tahoe
1991-1994 Chevrolet S10 Blazer Tahoe LT
1992 Chevrolet S10 Blazer Sport
1994 Chevrolet S10 Blazer LT
1978-1980 GMC Caballero Laredo
1978-1987 GMC Caballero Base
1978-1987 GMC Caballero Diablo
1981 GMC Caballero Conquista
1981 GMC Caballero Royal Knight
1981-1986 GMC Caballero Amarillo
1982 GMC S15 Sierra Grande
1982-1990 GMC S15 High Sierra
1982-1990 GMC S15 Sierra Classic
1982-1990 GMC S15 Base
1983 GMC S15 Gypsy

…and 60 additional fitments. Contact us to confirm yours.

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