Description

Suspension Spring Kit – Stock Height – Front / Rear – Steel – Black Powder Coat – GM A-Body 1964-66 – Kit

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About UMI PERFORMANCE

UMI Performance was founded in 2002 as a father/son business developing performance parts for GM and Ford products. They quickly began to focus on suspension upgrades for both older and late model muscle cars, and have become a leader in replacement and high-performance suspension components, from individual parts to entire kits.

Reviews

There are no reviews yet.

Be the first to review “UMI PERFORMANCE Performance Spring Kit Factory Height 4048”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Placeholder
    Add to wishlist

    SCRIBNER Head Container Cummins LT6 Diesel 5162

    SKU: SCR5162
    Product information
    • Weight22.5 lbs
    • Dimensions37.5 × 18.25 × 14.0 in
    • Brand

    • Manufacturer Part Number

      5162

    • Type

    Details...
    Original price was: $169.69.Current price is: $154.26.Add to cart
    Original price was: $169.69.Current price is: $154.26.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PYROTECT Jacket Junior Large Black SFI-5 JJ200220

    SKU: PYRJJ200220
    Product information
    • Weight1.52 lbs
    • Dimensions16.9 × 15.25 × 3.6 in
    • Size

      Youth Large

    • Sfi Rating

      3.2A/5

    • Material

      Fire Retardant Fabric

    • Color

      Black

    • Quantity

      Each

    Details...
    Original price was: $274.00.Current price is: $249.00.Add to cart
    Original price was: $274.00.Current price is: $249.00.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Chevy Low Profile Dist. 84697

    SKU: MSD84697
    Product information
    • Weight4.05 lbs
    • Dimensions18.8 × 7 × 6.9 in
    • Quantity

      Each

    • Variant

      Yes

    • Product Line

      Pro-Billet

    • Trigger Style

      Crank

    • Advance Type

      None

    Details...
    Original price was: $472.00.Current price is: $428.95.Add to cart
    Original price was: $472.00.Current price is: $428.95.
    Quantity Only 8 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION BB Chevy Plug Wires 31779

    SKU: MSD31779
    Product information
    • Weight2.5 lbs
    • Dimensions11 × 9.9 × 2.7 in
    • Product Line

      Super Conductor

    • Assembled

      Yes

    • Rfi Supression

      Yes

    • Conductor Style

      Spiral Core

    • Distributor Terminal End Type

      HEI

    Details...
    Original price was: $220.00.Current price is: $199.95.Add to cart
    Original price was: $220.00.Current price is: $199.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JIFFY-TITE Dust Plug- 2000 Series Socket Dust Cap MS2000P

    SKU: JFTMS2000P
    Product information
    • Weight0.037 lbs
    • Dimensions3 × 1 × 1 in
    • Product Line

      2000 Series

    • Intended Purpose

      Dust Cap

    • Press On

      Yes

    • Diameter

      0.625 in

    • Lanyard

      Yes

    Details...
    Original price was: $5.96.Current price is: $5.18.Add to cart
    Original price was: $5.96.Current price is: $5.18.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    IMPACT RACING JACKET PADDOCK MEDIUM BLACK 21110410

    SKU: IMP21110410
    Product information
    • Weight3.05 lbs
    • Dimensions14.2 × 11.6 × 3.9 in
    • Product Line

      Paddock

    • Material

      Fire Retardant Cotton

    • Color

      Black

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $241.44.Current price is: $219.49.Add to cart
    Original price was: $241.44.Current price is: $219.49.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TRANS-DAPT Hood Locks 4062

    SKU: TRA4062
    Product information
    • Weight0.665 lbs
    • Dimensions6.05 × 4.65 × 1.5 in
    • Quantity

      Kit

    • Outside Diameter

      0.75 in

    • Thread Size

      3/4-24 in

    • Length

      2.75 in

    • Hood Pin Quantity

      2.0

    Details...
    Original price was: $29.07.Current price is: $26.43.Add to cart
    Original price was: $29.07.Current price is: $26.43.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Trunk Liner 43751

    SKU: HSK43751
    Product information
    • Weight7 lbs
    • Dimensions49.75 × 8.25 × 8.25 in
    • Product Line

      WeatherBeater

    • Application Specific

      Yes

    • Textured

      Lines

    • Material

      Plastic

    • Color

      Black

    Details...
    Original price was: $132.00.Current price is: $119.99.Add to cart
    Original price was: $132.00.Current price is: $119.99.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VIBRANT PERFORMANCE Thread-On J-Style O2 Sensor Bung Adapter 19019

    SKU: VIB19019
    Product information
    • Weight0.475 lbs
    • Dimensions6.3 × 5 × 1.4 in
    • Style

      J-Style Adapter

    • Mounting Style

      Screw-On

    • Material

      Stainless

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $49.19.Current price is: $40.99.Add to cart
    Original price was: $49.19.Current price is: $40.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VIBRANT PERFORMANCE ExtremeShield 1400 Flexi ble Reflective Wrap 25831

    SKU: VIB25831
    Product information
    • Weight0.34 lbs
    • Dimensions48 × 1 × 1 in
    • Material

      Fiberglass

    • Color

      Silver

    • Finish

      Natural

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $24.00.Current price is: $21.59.Add to cart
    Original price was: $24.00.Current price is: $21.59.Add to wishlist

    81