UMI Performance
UMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body Poly
UMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body Poly
UMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body Poly
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UMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body PolyUMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body PolyUMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body Poly
UMI Performance

UMI Performance Adjustable Rear Upper Control Arms — 1964-1972 GM A-Body Poly

SKU: UMI4025-R

About UMI Performance UMI Performance engineers high-quality automotive parts and ...Read more

Price:
$265.61
2650 ENTRIES10X
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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

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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.

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UMI Performance Adjustable Rear Upper Control Arms for GM A-Body

Upgrade your classic 1964-1972 GM A-Body's suspension with UMI Performance's Adjustable Rear Upper Control Arms. These arms are a robust solution for street, strip, and track applications, designed to minimize suspension deflection and improve handling. Featuring greaseable polyurethane bushings, they offer a crisp feel while allowing for easy pinion angle adjustments and reducing wheel hop for a more controlled driving experience.

Key Features and Benefits:

  • On-Car Adjustability: Easily tune pinion angle without removing the control arms.
  • Durable Construction: Made with 1/4" thick CNC laser-cut mounting pads and a combination of TIG and MIG welding for maximum strength.
  • Performance Bushings: Greaseable polyurethane bushings minimize deflection and enhance responsiveness.
  • Universal Fit: Designed to work with all rear end housings for the specified GM A-Body models.
  • Easy Installation: These are direct bolt-in replacements, typically installing in 1-2 hours.

Vehicle Fitment:

  • 1964-1972 Buick Special, Skylark, GS, Sportwagon
  • 1964-1972 Chevrolet Chevelle, El Camino, Monte Carlo
  • 1964-1972 Oldsmobile 442, Cutlass, Vista Cruiser
  • 1964-1972 Pontiac GTO, LeMans, Tempest, Grand Prix

Improve your classic car's cornering performance and stability with these high-quality, adjustable rear upper control arms from UMI Performance. Available now at GGCRACING!

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 Adjustable Rear Upper Control Arms for GM A-Body

Upgrade your classic 1964-1972 GM A-Body's suspension with UMI Performance's Adjustable Rear Upper Control Arms. These arms are a robust solution for street, strip, and track applications, designed to minimize suspension deflection and improve handling. Featuring greaseable polyurethane bushings, they offer a crisp feel while allowing for easy pinion angle adjustments and reducing wheel hop for a more controlled driving experience.

Key Features and Benefits:

  • On-Car Adjustability: Easily tune pinion angle without removing the control arms.
  • Durable Construction: Made with 1/4" thick CNC laser-cut mounting pads and a combination of TIG and MIG welding for maximum strength.
  • Performance Bushings: Greaseable polyurethane bushings minimize deflection and enhance responsiveness.
  • Universal Fit: Designed to work with all rear end housings for the specified GM A-Body models.
  • Easy Installation: These are direct bolt-in replacements, typically installing in 1-2 hours.

Vehicle Fitment:

  • 1964-1972 Buick Special, Skylark, GS, Sportwagon
  • 1964-1972 Chevrolet Chevelle, El Camino, Monte Carlo
  • 1964-1972 Oldsmobile 442, Cutlass, Vista Cruiser
  • 1964-1972 Pontiac GTO, LeMans, Tempest, Grand Prix

Improve your classic car's cornering performance and stability with these high-quality, adjustable rear upper control arms from UMI Performance. Available now at GGCRACING!

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