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
    Wheel Front Aftermarket Shop
    Add to wishlist

    PROFORGED Pitman Arm 103-10054

    SKU: PFG103-10054
    Product information
    • Weight2.37 lbs
    • Dimensions9.7 × 4.1 × 1.85 in
    • Overall Length

      7-1/2 in

    • Center To Center Length

      6 in

    • Offset

      2 in

    • Spline

      32.0

    • Spline End Diameter

      1.25 in

    Details...
    Original price was: $120.69.Current price is: $104.95.Add to cart
    Original price was: $120.69.Current price is: $104.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PEM Premium Quick Change Gears 65014

    SKU: PEM65014
    Product information
    • Weight5 lbs
    • Dimensions8.4 × 5 × 1.6 in
    • Product Line

      Premium

    • Spline

      10

    • Set Number

      14

    • Gear 1 Tooth Count

      23

    • Gear 2 Tooth Count

      32

    Details...
    Original price was: $176.21.Current price is: $160.19.Add to cart
    Original price was: $176.21.Current price is: $160.19.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOPAR PERFORMANCE Valve Lash Adj. Decal P4452989

    SKU: MOPP4452989
    Product information
    Details...
    Original price was: $5.57.Current price is: $5.06.Add to cart
    Original price was: $5.57.Current price is: $5.06.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Acculevel Digital Level 52-78310

    SKU: LON52-78310
    Product information
    • Weight0.445 lbs
    • Dimensions10.45 × 6.2 × 1.2 in
    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Each

    • Digital / Analog

      Digital

    Details...
    Original price was: $100.85.Current price is: $91.68.Add to cart
    Original price was: $100.85.Current price is: $91.68.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    Ti22 PERFORMANCE Schrader Valves Pair TIP4415

    SKU: TIP4415
    Product information
    • Weight0.035 lbs
    • Dimensions4.05 × 2.2 × 0.7 in
    • Intended Purpose

      Schrader Valve

    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Pair

    Details...
    Original price was: $25.19.Current price is: $20.99.Add to cart
    Original price was: $25.19.Current price is: $20.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TRANS-DAPT Single Upper SWP Pulley 9478

    SKU: TRA9478
    Product information
    • Weight1.745 lbs
    • Dimensions16.55 × 10.1 × 3.25 in
    • Material

      Aluminum

    • Color

      Machined

    • Finish

      Natural

    • Quantity

      Each

    • Depth

      3 in

    Details...
    Original price was: $74.95.Current price is: $68.14.Add to cart
    Original price was: $74.95.Current price is: $68.14.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HURST Shifter Only 3917992

    SKU: HUR391-7992
    Product information
    • Weight5.45 lbs
    • Dimensions17.1 × 7.9 × 3.4 in
    • Product Line

      Competition / Plus

    • Short Throw

      Yes

    • Stick Included

      Yes

    • Stick Material

      Steel

    • Stick Color

      Chrome

    Details...
    Original price was: $660.00.Current price is: $599.95.Add to cart
    Original price was: $660.00.Current price is: $599.95.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HURST Shifter Only 3917308

    SKU: HUR391-7308
    Product information
    • Weight5.85 lbs
    • Dimensions23 × 7.5 × 2.5 in
    • Product Line

      Competition / Plus

    • Short Throw

      Yes

    • Stick Included

      Yes

    • Stick Material

      Steel

    • Stick Color

      Chrome

    Details...
    Original price was: $660.00.Current price is: $599.95.Add to cart
    Original price was: $660.00.Current price is: $599.95.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Muffler Hanging Assembly H3029

    SKU: HOWH3029
    Product information
    • Weight0.94 lbs
    • Dimensions7.75 × 7.7 × 1.25 in
    • Material

      Steel

    • Color

      Black

    • Finish

      Paint

    • Quantity

      Each

    • Style

      Hanger

    Details...
    Original price was: $24.04.Current price is: $21.85.Add to cart
    Original price was: $24.04.Current price is: $21.85.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    FRAGOLA Str Bulkhead Fitting #10 483210
    Add to wishlist

    FRAGOLA Str Bulkhead Fitting #10 483210

    SKU: FRG483210
    Product information
    • Weight0.085 lbs
    • Dimensions4.05 × 1.65 × 1.35 in
    • Style

      Straight

    • Material

      Aluminum

    • Color

      Blue

    • Finish

      Anodized

    • Quantity

      Each

    Details...
    Original price was: $13.24.Current price is: $12.04.Add to cart
    Original price was: $13.24.Current price is: $12.04.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist

    118