UMI Performance 78-88 GM G-Body Front 1in Lowering Spring

SKU: UMI3050F
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UMI Performance Front Lowering Spring for 1978-1988 GM G-Body Achieve ...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

UMI Performance Front Lowering Spring for 1978-1988 GM G-Body

Achieve a lower center of gravity and improved handling with the UMI Performance Front Lowering Spring, specifically designed for the 1978-1988 GM G-Body platform. Engineered in collaboration with a leading Sprint Cup chassis engineer, these springs offer a significant upgrade over stock components.

Performance & Design:

  • Optimized Rate: Features a linear 600 lb/in rate, providing a stiffer ride than stock to enhance performance, reduce body roll, and lower the vehicle's center of gravity.
  • Premium Material: Wound from high-quality 5160 CrSi premium wire for exceptional durability and consistent performance.
  • Lowered Stance: Engineered to provide approximately a 2.5-inch drop, giving your G-Body a more aggressive and sporty appearance.
  • Versatile Application: Ideal for autocross, Pro-Touring builds, spirited street driving, and general corner carving.
  • Compatibility: Suitable for standard SBC applications and can be used on full-weight Big Block applications when a slight nose-down rake is desired. Lightened vehicles may require spring trimming for optimal results.

These UMI Performance front springs are meticulously crafted to deliver a superior driving experience, combining enhanced aesthetics with tangible performance benefits. Upgrade your G-Body's suspension for better road feel and control.

Find top-tier suspension components for your classic vehicle at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

UMI Performance Front Lowering Spring for 1978-1988 GM G-Body

Achieve a lower center of gravity and improved handling with the UMI Performance Front Lowering Spring, specifically designed for the 1978-1988 GM G-Body platform. Engineered in collaboration with a leading Sprint Cup chassis engineer, these springs offer a significant upgrade over stock components.

Performance & Design:

  • Optimized Rate: Features a linear 600 lb/in rate, providing a stiffer ride than stock to enhance performance, reduce body roll, and lower the vehicle's center of gravity.
  • Premium Material: Wound from high-quality 5160 CrSi premium wire for exceptional durability and consistent performance.
  • Lowered Stance: Engineered to provide approximately a 2.5-inch drop, giving your G-Body a more aggressive and sporty appearance.
  • Versatile Application: Ideal for autocross, Pro-Touring builds, spirited street driving, and general corner carving.
  • Compatibility: Suitable for standard SBC applications and can be used on full-weight Big Block applications when a slight nose-down rake is desired. Lightened vehicles may require spring trimming for optimal results.

These UMI Performance front springs are meticulously crafted to deliver a superior driving experience, combining enhanced aesthetics with tangible performance benefits. Upgrade your G-Body's suspension for better road feel and control.

Find top-tier suspension components for your classic vehicle at GGCRACING.

Product Details

Product Description

UMI Performance Front Lowering Spring for 1978-1988 GM G-Body

Achieve a lower center of gravity and improved handling with the UMI Performance Front Lowering Spring, specifically designed for the 1978-1988 GM G-Body platform. Engineered in collaboration with a leading Sprint Cup chassis engineer, these springs offer a significant upgrade over stock components.

Performance & Design:

  • Optimized Rate: Features a linear 600 lb/in rate, providing a stiffer ride than stock to enhance performance, reduce body roll, and lower the vehicle's center of gravity.
  • Premium Material: Wound from high-quality 5160 CrSi premium wire for exceptional durability and consistent performance.
  • Lowered Stance: Engineered to provide approximately a 2.5-inch drop, giving your G-Body a more aggressive and sporty appearance.
  • Versatile Application: Ideal for autocross, Pro-Touring builds, spirited street driving, and general corner carving.
  • Compatibility: Suitable for standard SBC applications and can be used on full-weight Big Block applications when a slight nose-down rake is desired. Lightened vehicles may require spring trimming for optimal results.

These UMI Performance front springs are meticulously crafted to deliver a superior driving experience, combining enhanced aesthetics with tangible performance benefits. Upgrade your G-Body's suspension for better road feel and control.

Find top-tier suspension components for your classic vehicle at GGCRACING.

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