Description

Coil Spring – Conventional – 7 in OD – 14 in Length – 300 lb/in Spring Rate – Double Pigtail – Rear – Steel – Black Paint – Each

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 HYPERCO

Whether you are racing on an oval track or off-road, or just wanting to give your street car a boost in handling, Hypercoil produces a performance spring solution for you. With both leaf and coil options, Hypercoil springs are recognized for their high quality, durability, and rate accuracy.

Reviews

There are no reviews yet.

Be the first to review “HYPERCO Double Pigtail Spring 14×7 18SDP-300”

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

    MSD IGNITION Hall Effect Pickup w/LED Indicator 2348

    SKU: MSD2348
    Product information
    • Weight0.195 lbs
    • Dimensions7.8 × 6 × 1.5 in
    • Quantity

      Each

    • Thread Size

      1/2-20 in

    • Material

      Steel

    • Color

      Zinc

    • Finish

      Plated

    Details...
    Original price was: $120.00.Current price is: $108.95.Add to cart
    Original price was: $120.00.Current price is: $108.95.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LOKAR Universal E-Brake Cables Stainless EC-80FHT

    SKU: LOKEC-80FHT
    Product information
    • Weight4.5 lbs
    • Dimensions10.8 × 10.4 × 2.4 in
    • Quantity

      Kit

    • Variant

      Yes

    • Product Line

      U-Cut-to-Fit

    • Hardware Included

      Yes

    • Cable Length (In)

      96 in

    Details...
    Original price was: $367.35.Current price is: $333.95.Add to cart
    Original price was: $367.35.Current price is: $333.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Hydro Shock w/Red Boot H7044

    SKU: SKYH7044
    Product information
    • Weight5.805 lbs
    • Dimensions24.75 × 3.25 × 3.05 in
    • Product Line

      Hydro H7000 Series

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Hydraulic

    • Compressed Length

      14.82 in

    • Extended Length

      24.84 in

    Details...
    Original price was: $58.00.Current price is: $51.87.Add to cart
    Original price was: $58.00.Current price is: $51.87.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    FLAMING RIVER Mopar Coupler Kit FR1505M
    Add to wishlist

    FLAMING RIVER Mopar Coupler Kit FR1505M

    SKU: FLAFR1505M
    Product information
    • Weight2.8 lbs
    • Dimensions14.3 × 3.85 × 2.85 in
    • Material

      Steel

    • Color

      Nickel

    • Finish

      Plated

    • Quantity

      Each

    • Shaft 1 Length

      14 in

    Details...
    Original price was: $313.21.Current price is: $284.74.Add to cart
    Original price was: $313.21.Current price is: $284.74.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    COMPETITION ENGINEERING Front Motor Plate - SBF C4001
    Add to wishlist

    COMPETITION ENGINEERING Front Motor Plate – SBF C4001

    SKU: COE4001
    Product information
    • Weight9.8 lbs
    • Dimensions36.2 × 11.5 × 0.75 in
    • Material

      Aluminum

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Height

      10-1/2 in

    Details...
    Original price was: $246.09.Current price is: $213.99.Add to cart
    Original price was: $246.09.Current price is: $213.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    CHASSIS ENGINEERING Dual Nitrous Bottle Bracket Stand-Up Style C/E5500
    Add to wishlist

    CHASSIS ENGINEERING Dual Nitrous Bottle Bracket Stand-Up Style C/E5500

    SKU: CCE5500
    Product information
    • Weight5.9 lbs
    • Dimensions19.2 × 12.3 × 3.4 in
    • Inside Diameter

      7.063 in

    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      Nitrous Oxide Bottle Brackets6

    • Variant Column

      Intended Bottle Size

    Details...
    Original price was: $224.19.Current price is: $194.95.Read more
    Original price was: $224.19.Current price is: $194.95.Add to wishlist
  • Add to wishlist
    Sale
    CHASSIS ENGINEERING 4-Link Frame Rails w/Top Gun Brackets C/E3670
    Add to wishlist

    CHASSIS ENGINEERING 4-Link Frame Rails w/Top Gun Brackets C/E3670

    SKU: CCE3670
    Product information
    Details...
    Original price was: $475.61.Current price is: $432.37.Add to cart
    Original price was: $475.61.Current price is: $432.37.Add to wishlist
  • Add to wishlist
    Sale
    BOOSTane Shot-Octane Boost Single 4oz Bottle OCT04SHOT1
    Add to wishlist

    BOOSTane Shot-Octane Boost Single 4oz Bottle OCT04SHOT1

    SKU: BOOOCT04SHOT1
    Product information
    • Weight0.25 lbs
    • Dimensions4.5 × 1.6 × 1.5 in
    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      FuelSystemAdditive61

    • Variant Column

      Quantity

    • Product Line

      Shot

    Details...
    Original price was: $13.79.Current price is: $11.99.Add to cart
    Original price was: $13.79.Current price is: $11.99.Add to wishlist
  • Add to wishlist
    Sale
    AUTOLITE Racing Plug AR135
    Add to wishlist

    AUTOLITE Racing Plug AR135

    SKU: AUTAR135
    Product information
    • Weight0.085 lbs
    • Dimensions3.5 × 1.1 × 1.05 in
    • Product Line

      Racing

    • Thread Size

      14 mm

    • Quantity

      Each

    • Plug Length

      Standard

    • Core Type

      Non Resistor

    Details...
    Original price was: $4.71.Current price is: $4.28.Add to cart
    Original price was: $4.71.Current price is: $4.28.Add to wishlist
  • Add to wishlist
    Sale
    ATI PERFORMANCE Shell Assembly - 3-Ring Steel 918442E
    Add to wishlist

    ATI PERFORMANCE Shell Assembly – 3-Ring Steel 918442E

    SKU: ATI918442E
    Product information
    • Weight10.05 lbs
    • Dimensions9.6 × 9.5 × 4.1 in
    • Product Line

      Super Damper

    • Diameter

      7.074 in

    • Internal/External Balance

      Internal

    • Sfi Approved

      Yes

    • Sfi Rating

      18.1

    Details...
    Original price was: $308.32.Current price is: $268.10.Add to cart
    Original price was: $308.32.Current price is: $268.10.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist

    16