Description
Product Overview
This adjustable spring shim from Speedway Motors is engineered for precise suspension tuning, featuring a robust steel construction and zinc plating for enhanced durability and corrosion resistance. With a 2 7/8 inch ID center hole, it seamlessly integrates with GM front suspensions and stock mount style small body shocks, offering 2 1/2 inches of adjustment to fine-tune your ride height. The product dimensions are 5 x 5 x 0.4 inches, and it weighs 3 pounds, making it a compact yet essential component for automotive enthusiasts and professionals alike. Designed for use with 5 or 5 1/2 inch OD springs, this shim ensures reliable performance in various vehicle setups.

Usage
This spring shim is ideal for automotive applications where precise ride height adjustment is necessary, such as in custom car builds, racing vehicles, or daily drivers requiring suspension optimization. It can be used in the front or rear of the vehicle, catering to DIY mechanics, professional installers, and automotive hobbyists looking to enhance handling and stability. Common scenarios include leveling uneven suspensions, accommodating aftermarket components, or achieving a specific aesthetic stance without compromising safety.
Why Choose Us
Speedway Motors is renowned for high-quality automotive parts, and this spring shim exemplifies their commitment to precision and reliability. The zinc plating provides superior corrosion resistance, extending the product’s lifespan in harsh environments, while the adjustable design allows for versatile application across different vehicle types. Backed by positive customer reviews and a strong rank in industrial categories, this shim offers a cost-effective solution for suspension needs without sacrificing performance or durability.
Key Features
- Adjustable design with 2 1/2 inches of ride height customization for optimal suspension tuning
- Zinc plated steel construction for long-lasting corrosion resistance and durability
- 2 7/8 inch ID center hole compatible with GM front suspensions and small body shocks
- Versatile use with 5 or 5 1/2 inch OD springs in front or rear vehicle applications
- Lightweight and compact dimensions for easy installation and minimal added weight
FAQ
What vehicles is this spring shim compatible with?
This shim is designed for GM front suspensions and stock mount style small body shocks, but it can be adapted for other vehicles with similar spring specifications, such as those using 5 or 5 1/2 inch OD springs.
How do I install the adjustable spring shim?
Installation involves placing the shim between the spring and mounting point, then adjusting it to achieve the desired ride height. Always refer to your vehicle’s service manual and ensure proper alignment for safety.
Is the shim resistant to rust and corrosion?
Yes, the zinc plating on the steel shim provides excellent corrosion resistance, making it suitable for use in various weather conditions and extending its service life.
Can I use this shim for both front and rear suspensions?
Absolutely, this shim is versatile and can be installed in either the front or rear of the vehicle, allowing for comprehensive suspension adjustments across different axles.
What is the weight capacity of this spring shim?
While specific weight limits depend on the spring and vehicle setup, the steel construction is robust enough for standard automotive applications; consult manufacturer guidelines for extreme loads.






Home Energy Guide English Kindle Book 183 Pages
CALM Publishing Home Energy Guide Kindle Book Safety First
Home Energy Guide Kindle Book Hand Tools Remodeling
Semiconductors Kindle Book English Edition Home Energy Guide
New Society Publishers Home Energy Sustainability Green
Home Energy Guide Kindle Book DIY Improvement English
Interior Design Painting Wallpapering Home Energy Guide
Shambhala Home Energy Feng Shui Kindle Book Remodeling
Home Energy Water Supply Hand Tools Kindle Book Guide
Parsec Energy Consulting Natural Gas Home Energy Guide
Conari Press Home Energy Small Space Improvements Book
Home Energy Guide DIY Tools Kindle Book English Edition
Solar Power Simplified Guide Home Energy Efficiency Book
Home Energy Guide GK Creative Enterprises Energy Efficiency
Reviews
There are no reviews yet.