UMI Performance 64-77 GM A-Body Rear Control Arm Bolt Upgrade Kit — Hardware

SKU: UMI4001
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About UMI Performance UMI Performance engineers high-quality automotive parts and ...Read More

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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

Upgrade Your Rear Control Arm Installation with UMI Performance Hardware

When installing new or upgraded rear control arms on your classic GM A-Body, don't compromise with old, rusty hardware. The UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit provides all the necessary high-strength fasteners to ensure a secure and lasting installation. This kit is specifically designed for 1964-1977 GM A-Body vehicles, offering a crucial upgrade over stock hardware.

Complete Hardware Solution

Each kit includes:

  • (4) 1/2" Grade 8 Bolts: For superior strength and durability.
  • (4) 1/2" Nylon Lock Nuts: To prevent loosening under stress and vibration.
  • (8) Washers: To ensure proper load distribution.

All components are zinc-plated for excellent corrosion resistance, maintaining a clean look and providing long-term protection against the elements. This kit is perfect for either upper or lower rear control arm installations, providing a comprehensive solution for a critical part of your suspension upgrade.

Why Choose UMI Performance?

UMI Performance is dedicated to providing high-quality suspension components that enhance performance and durability. This bolt kit exemplifies their commitment to detail, ensuring that even the smallest parts contribute to the overall integrity of your vehicle's setup. Don't let worn-out bolts compromise your suspension's performance. Ensure a solid foundation for your control arms with this essential upgrade.

Get the UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit for a reliable and robust installation. Shop now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1975-1977 Buick Skylark Base
1975-1977 Buick Skylark SR
1976-1977 Buick Skylark S
1964-1967 Buick Special Deluxe
1964-1969 Buick Special Base
1964-1968 Chevrolet Chevelle Base
1964-1972 Chevrolet Chevelle SS
1965-1967 Chevrolet Chevelle Deluxe
1967-1968 Chevrolet Chevelle 300
1967-1969 Chevrolet Chevelle 300 Deluxe
1967-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1969-1972 Chevrolet Chevelle Greenbrier
1969-1972 Chevrolet Chevelle Concours Estate
1970-1972 Chevrolet Chevelle Base
1973 Chevrolet Chevelle Deluxe
1964-1977 Chevrolet El Camino Base
1968-1974 Chevrolet El Camino Custom
1968-1977 Chevrolet El Camino SS
1975-1977 Chevrolet El Camino Classic
1977 Chevrolet El Camino Conquista
1964-1967 Chevrolet Malibu Base
1973-1974 Chevrolet Malibu Estate
1973-1977 Chevrolet Malibu Base
1974-1977 Chevrolet Malibu Classic
1975-1976 Chevrolet Malibu Classic Estate
1976 Chevrolet Malibu Landau
1976-1977 Chevrolet Malibu Classic Landau
1977 Chevrolet Malibu Classic Sport
1977 Chevrolet Malibu Sport
1970-1974 Chevrolet Monte Carlo Base
1973 Chevrolet Monte Carlo S
1973-1974 Chevrolet Monte Carlo Landau
1975-1977 Chevrolet Monte Carlo S
1976 Chevrolet Monte Carlo Landau
1964-1971 Oldsmobile 442 Base
1963-1975 Oldsmobile Cutlass Base
1964-1967 Oldsmobile Cutlass Holiday
1967 Oldsmobile Cutlass Turnpike Cruiser
1968 Oldsmobile Cutlass S
1971-1977 Oldsmobile Cutlass S
1972 Oldsmobile Cutlass Cruiser
1975 Oldsmobile Cutlass 442
1976-1977 Oldsmobile Cutlass Colonnade S
1976-1977 Oldsmobile Cutlass Vista Cruiser
1977 Oldsmobile Cutlass Colonnade
1977 Oldsmobile Cutlass 442
1964-1966 Oldsmobile F85 Deluxe
1964-1972 Oldsmobile F85 Base
1966 Oldsmobile F85 Holiday
1964-1973 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1963-1977 Pontiac LeMans Base
1969-1970 Pontiac LeMans Safari
1970-1977 Pontiac LeMans Sport

…and 5 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

Upgrade Your Rear Control Arm Installation with UMI Performance Hardware

When installing new or upgraded rear control arms on your classic GM A-Body, don't compromise with old, rusty hardware. The UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit provides all the necessary high-strength fasteners to ensure a secure and lasting installation. This kit is specifically designed for 1964-1977 GM A-Body vehicles, offering a crucial upgrade over stock hardware.

Complete Hardware Solution

Each kit includes:

  • (4) 1/2" Grade 8 Bolts: For superior strength and durability.
  • (4) 1/2" Nylon Lock Nuts: To prevent loosening under stress and vibration.
  • (8) Washers: To ensure proper load distribution.

All components are zinc-plated for excellent corrosion resistance, maintaining a clean look and providing long-term protection against the elements. This kit is perfect for either upper or lower rear control arm installations, providing a comprehensive solution for a critical part of your suspension upgrade.

Why Choose UMI Performance?

UMI Performance is dedicated to providing high-quality suspension components that enhance performance and durability. This bolt kit exemplifies their commitment to detail, ensuring that even the smallest parts contribute to the overall integrity of your vehicle's setup. Don't let worn-out bolts compromise your suspension's performance. Ensure a solid foundation for your control arms with this essential upgrade.

Get the UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit for a reliable and robust installation. Shop now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1975-1977 Buick Skylark Base
1975-1977 Buick Skylark SR
1976-1977 Buick Skylark S
1964-1967 Buick Special Deluxe
1964-1969 Buick Special Base
1964-1968 Chevrolet Chevelle Base
1964-1972 Chevrolet Chevelle SS
1965-1967 Chevrolet Chevelle Deluxe
1967-1968 Chevrolet Chevelle 300
1967-1969 Chevrolet Chevelle 300 Deluxe
1967-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1969-1972 Chevrolet Chevelle Greenbrier
1969-1972 Chevrolet Chevelle Concours Estate
1970-1972 Chevrolet Chevelle Base
1973 Chevrolet Chevelle Deluxe
1964-1977 Chevrolet El Camino Base
1968-1974 Chevrolet El Camino Custom
1968-1977 Chevrolet El Camino SS
1975-1977 Chevrolet El Camino Classic
1977 Chevrolet El Camino Conquista
1964-1967 Chevrolet Malibu Base
1973-1974 Chevrolet Malibu Estate
1973-1977 Chevrolet Malibu Base
1974-1977 Chevrolet Malibu Classic
1975-1976 Chevrolet Malibu Classic Estate
1976 Chevrolet Malibu Landau
1976-1977 Chevrolet Malibu Classic Landau
1977 Chevrolet Malibu Classic Sport
1977 Chevrolet Malibu Sport
1970-1974 Chevrolet Monte Carlo Base
1973 Chevrolet Monte Carlo S
1973-1974 Chevrolet Monte Carlo Landau
1975-1977 Chevrolet Monte Carlo S
1976 Chevrolet Monte Carlo Landau
1964-1971 Oldsmobile 442 Base
1963-1975 Oldsmobile Cutlass Base
1964-1967 Oldsmobile Cutlass Holiday
1967 Oldsmobile Cutlass Turnpike Cruiser
1968 Oldsmobile Cutlass S
1971-1977 Oldsmobile Cutlass S
1972 Oldsmobile Cutlass Cruiser
1975 Oldsmobile Cutlass 442
1976-1977 Oldsmobile Cutlass Colonnade S
1976-1977 Oldsmobile Cutlass Vista Cruiser
1977 Oldsmobile Cutlass Colonnade
1977 Oldsmobile Cutlass 442
1964-1966 Oldsmobile F85 Deluxe
1964-1972 Oldsmobile F85 Base
1966 Oldsmobile F85 Holiday
1964-1973 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1963-1977 Pontiac LeMans Base
1969-1970 Pontiac LeMans Safari
1970-1977 Pontiac LeMans Sport

…and 5 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

Upgrade Your Rear Control Arm Installation with UMI Performance Hardware

When installing new or upgraded rear control arms on your classic GM A-Body, don't compromise with old, rusty hardware. The UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit provides all the necessary high-strength fasteners to ensure a secure and lasting installation. This kit is specifically designed for 1964-1977 GM A-Body vehicles, offering a crucial upgrade over stock hardware.

Complete Hardware Solution

Each kit includes:

  • (4) 1/2" Grade 8 Bolts: For superior strength and durability.
  • (4) 1/2" Nylon Lock Nuts: To prevent loosening under stress and vibration.
  • (8) Washers: To ensure proper load distribution.

All components are zinc-plated for excellent corrosion resistance, maintaining a clean look and providing long-term protection against the elements. This kit is perfect for either upper or lower rear control arm installations, providing a comprehensive solution for a critical part of your suspension upgrade.

Why Choose UMI Performance?

UMI Performance is dedicated to providing high-quality suspension components that enhance performance and durability. This bolt kit exemplifies their commitment to detail, ensuring that even the smallest parts contribute to the overall integrity of your vehicle's setup. Don't let worn-out bolts compromise your suspension's performance. Ensure a solid foundation for your control arms with this essential upgrade.

Get the UMI Performance 4001 Rear Control Arm Bolt Upgrade Kit for a reliable and robust installation. Shop now at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1964-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1975-1977 Buick Skylark Base
1975-1977 Buick Skylark SR
1976-1977 Buick Skylark S
1964-1967 Buick Special Deluxe
1964-1969 Buick Special Base
1964-1968 Chevrolet Chevelle Base
1964-1972 Chevrolet Chevelle SS
1965-1967 Chevrolet Chevelle Deluxe
1967-1968 Chevrolet Chevelle 300
1967-1969 Chevrolet Chevelle 300 Deluxe
1967-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1969-1972 Chevrolet Chevelle Greenbrier
1969-1972 Chevrolet Chevelle Concours Estate
1970-1972 Chevrolet Chevelle Base
1973 Chevrolet Chevelle Deluxe
1964-1977 Chevrolet El Camino Base
1968-1974 Chevrolet El Camino Custom
1968-1977 Chevrolet El Camino SS
1975-1977 Chevrolet El Camino Classic
1977 Chevrolet El Camino Conquista
1964-1967 Chevrolet Malibu Base
1973-1974 Chevrolet Malibu Estate
1973-1977 Chevrolet Malibu Base
1974-1977 Chevrolet Malibu Classic
1975-1976 Chevrolet Malibu Classic Estate
1976 Chevrolet Malibu Landau
1976-1977 Chevrolet Malibu Classic Landau
1977 Chevrolet Malibu Classic Sport
1977 Chevrolet Malibu Sport
1970-1974 Chevrolet Monte Carlo Base
1973 Chevrolet Monte Carlo S
1973-1974 Chevrolet Monte Carlo Landau
1975-1977 Chevrolet Monte Carlo S
1976 Chevrolet Monte Carlo Landau
1964-1971 Oldsmobile 442 Base
1963-1975 Oldsmobile Cutlass Base
1964-1967 Oldsmobile Cutlass Holiday
1967 Oldsmobile Cutlass Turnpike Cruiser
1968 Oldsmobile Cutlass S
1971-1977 Oldsmobile Cutlass S
1972 Oldsmobile Cutlass Cruiser
1975 Oldsmobile Cutlass 442
1976-1977 Oldsmobile Cutlass Colonnade S
1976-1977 Oldsmobile Cutlass Vista Cruiser
1977 Oldsmobile Cutlass Colonnade
1977 Oldsmobile Cutlass 442
1964-1966 Oldsmobile F85 Deluxe
1964-1972 Oldsmobile F85 Base
1966 Oldsmobile F85 Holiday
1964-1973 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1963-1977 Pontiac LeMans Base
1969-1970 Pontiac LeMans Safari
1970-1977 Pontiac LeMans Sport

…and 5 additional fitments. Contact us to confirm yours.

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