QA1 68-72 GM A-Body Non-Adjustable Rear Frame Support - Pair

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SKU: QAP5211
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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 QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

QA1 Rear Frame Supports: Enhance Traction for GM A-Body

Maximize your classic GM A-Body's performance with QA1's Non-Adjustable Rear Frame Supports. Designed specifically to work with GM A-Body and G-Body trailing arms, these tubular braces provide crucial reinforcement to the rear trailing arm mounts. This reinforcement translates into significant improvements in traction, drastically reducing annoying wheel-hop and ensuring more of your engine's power is put directly to the ground.

Key Benefits for Your Classic Muscle:

  • Improved Traction: Directly reinforces trailing arm mounts to reduce wheel-hop under acceleration.
  • Enhanced Power Delivery: Ensures more torque is transferred to the rear wheels for quicker launches.
  • Durable Construction: Built with high-quality tubular steel for strength and longevity.
  • Direct Fit Design: Engineered to integrate seamlessly with GM A-Body and G-Body trailing arms.
  • Complete Kit: Includes all necessary hardware for a straightforward installation.
  • Sold in Pairs: Provides complete coverage for both sides of the rear suspension.
  • Made in the USA: Manufactured with pride in the United States, ensuring top-notch quality.

This upgrade is essential for any enthusiast looking to improve acceleration and handling on their 1968-1972 GM A-Body vehicle. Whether you're building a street machine or a drag strip contender, these QA1 Rear Frame Supports are a critical component for unleashing your car's true potential. Get reliable performance and reduced wheel-hop with this essential chassis upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1968-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1968-1969 Buick Special Base
1968 Chevrolet Chevelle 300
1968 Chevrolet Chevelle Base
1968-1969 Chevrolet Chevelle 300 Deluxe
1968-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1968-1972 Chevrolet Chevelle SS
1969-1972 Chevrolet Chevelle Concours Estate
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet El Camino Custom
1968-1972 Chevrolet El Camino SS
1970-1972 Chevrolet Monte Carlo Base
1971-1972 GMC Sprint Base
1972 GMC Sprint Custom
1968-1971 Oldsmobile 442 Base
1968 Oldsmobile Cutlass S
1968-1972 Oldsmobile Cutlass Base
1971-1972 Oldsmobile Cutlass S
1968-1972 Oldsmobile Vista Cruiser Base
1968-1972 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1969-1972 Pontiac Grand Prix Base
1968-1972 Pontiac LeMans Base
1970-1972 Pontiac LeMans Sport
1971 Pontiac LeMans T37
1972 Pontiac LeMans Luxury
1968-1969 Pontiac Tempest Custom
1968-1969 Pontiac Tempest Safari
1968-1970 Pontiac Tempest Base
1970 Pontiac Tempest GT

Product Details

Product Description
Part Numbers
Sizing & Fit

About QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

QA1 Rear Frame Supports: Enhance Traction for GM A-Body

Maximize your classic GM A-Body's performance with QA1's Non-Adjustable Rear Frame Supports. Designed specifically to work with GM A-Body and G-Body trailing arms, these tubular braces provide crucial reinforcement to the rear trailing arm mounts. This reinforcement translates into significant improvements in traction, drastically reducing annoying wheel-hop and ensuring more of your engine's power is put directly to the ground.

Key Benefits for Your Classic Muscle:

  • Improved Traction: Directly reinforces trailing arm mounts to reduce wheel-hop under acceleration.
  • Enhanced Power Delivery: Ensures more torque is transferred to the rear wheels for quicker launches.
  • Durable Construction: Built with high-quality tubular steel for strength and longevity.
  • Direct Fit Design: Engineered to integrate seamlessly with GM A-Body and G-Body trailing arms.
  • Complete Kit: Includes all necessary hardware for a straightforward installation.
  • Sold in Pairs: Provides complete coverage for both sides of the rear suspension.
  • Made in the USA: Manufactured with pride in the United States, ensuring top-notch quality.

This upgrade is essential for any enthusiast looking to improve acceleration and handling on their 1968-1972 GM A-Body vehicle. Whether you're building a street machine or a drag strip contender, these QA1 Rear Frame Supports are a critical component for unleashing your car's true potential. Get reliable performance and reduced wheel-hop with this essential chassis upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1968-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1968-1969 Buick Special Base
1968 Chevrolet Chevelle 300
1968 Chevrolet Chevelle Base
1968-1969 Chevrolet Chevelle 300 Deluxe
1968-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1968-1972 Chevrolet Chevelle SS
1969-1972 Chevrolet Chevelle Concours Estate
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet El Camino Custom
1968-1972 Chevrolet El Camino SS
1970-1972 Chevrolet Monte Carlo Base
1971-1972 GMC Sprint Base
1972 GMC Sprint Custom
1968-1971 Oldsmobile 442 Base
1968 Oldsmobile Cutlass S
1968-1972 Oldsmobile Cutlass Base
1971-1972 Oldsmobile Cutlass S
1968-1972 Oldsmobile Vista Cruiser Base
1968-1972 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1969-1972 Pontiac Grand Prix Base
1968-1972 Pontiac LeMans Base
1970-1972 Pontiac LeMans Sport
1971 Pontiac LeMans T37
1972 Pontiac LeMans Luxury
1968-1969 Pontiac Tempest Custom
1968-1969 Pontiac Tempest Safari
1968-1970 Pontiac Tempest Base
1970 Pontiac Tempest GT

Product Details

Product Description

About QA1

QA1 engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full QA1 lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

QA1 Rear Frame Supports: Enhance Traction for GM A-Body

Maximize your classic GM A-Body's performance with QA1's Non-Adjustable Rear Frame Supports. Designed specifically to work with GM A-Body and G-Body trailing arms, these tubular braces provide crucial reinforcement to the rear trailing arm mounts. This reinforcement translates into significant improvements in traction, drastically reducing annoying wheel-hop and ensuring more of your engine's power is put directly to the ground.

Key Benefits for Your Classic Muscle:

  • Improved Traction: Directly reinforces trailing arm mounts to reduce wheel-hop under acceleration.
  • Enhanced Power Delivery: Ensures more torque is transferred to the rear wheels for quicker launches.
  • Durable Construction: Built with high-quality tubular steel for strength and longevity.
  • Direct Fit Design: Engineered to integrate seamlessly with GM A-Body and G-Body trailing arms.
  • Complete Kit: Includes all necessary hardware for a straightforward installation.
  • Sold in Pairs: Provides complete coverage for both sides of the rear suspension.
  • Made in the USA: Manufactured with pride in the United States, ensuring top-notch quality.

This upgrade is essential for any enthusiast looking to improve acceleration and handling on their 1968-1972 GM A-Body vehicle. Whether you're building a street machine or a drag strip contender, these QA1 Rear Frame Supports are a critical component for unleashing your car's true potential. Get reliable performance and reduced wheel-hop with this essential chassis upgrade from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1968-1972 Buick Skylark Base
1968-1972 Buick Skylark Custom
1970 Buick Skylark 350
1972 Buick Skylark 350
1968-1969 Buick Special Base
1968 Chevrolet Chevelle 300
1968 Chevrolet Chevelle Base
1968-1969 Chevrolet Chevelle 300 Deluxe
1968-1972 Chevrolet Chevelle Concours
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1968-1972 Chevrolet Chevelle SS
1969-1972 Chevrolet Chevelle Concours Estate
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet El Camino Custom
1968-1972 Chevrolet El Camino SS
1970-1972 Chevrolet Monte Carlo Base
1971-1972 GMC Sprint Base
1972 GMC Sprint Custom
1968-1971 Oldsmobile 442 Base
1968 Oldsmobile Cutlass S
1968-1972 Oldsmobile Cutlass Base
1971-1972 Oldsmobile Cutlass S
1968-1972 Oldsmobile Vista Cruiser Base
1968-1972 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge
1969-1972 Pontiac Grand Prix Base
1968-1972 Pontiac LeMans Base
1970-1972 Pontiac LeMans Sport
1971 Pontiac LeMans T37
1972 Pontiac LeMans Luxury
1968-1969 Pontiac Tempest Custom
1968-1969 Pontiac Tempest Safari
1968-1970 Pontiac Tempest Base
1970 Pontiac Tempest GT

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