Description

Shock – Proma Star – Twintube – 11.63 in Compressed / 17.00 in Extended – 2.00 in OD – Double Adjustable – Threaded Aluminum – Natural – 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.

Global Shipping Estimates (Ships from USA)

Destination Region Est. Delivery Time Estimated Cost
🇨🇦 Canada 5 - 7 Days
DHL UPS USPS FedEx
From $50.00 USD
🇪🇺 European Countries 5 - 7 Days
DHL UPS USPS FedEx
From $70.00 USD
🇦🇺 Australia 5 - 7 Days
DHL UPS USPS FedEx
From $110.00 USD
🇦🇪 United Arab Emirates 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇸🇦 Saudi Arabia 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇯🇵 Asia Countries 5 - 7 Days
DHL UPS USPS FedEx
From $130.00 USD
*Note: These are estimated costs for a standard package. Exact shipping fees will be calculated at checkout using live rates based on your specific location and cart weight.

About QA1

QA1 specializes in high-performance suspension components, including shock absorbers, rod ends, spherical bearings, struts, springs, ball joints and other related items. With products to fit a wide variety of applications, they have solutions for the circle track, drag racing, street performance, and street rodding markets.

Reviews

There are no reviews yet.

Be the first to review “QA1 Proma-Star C/O Shock – Double Adjustable DD501”

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

    PROFORM GM/Ford Cam Checker Tool 66838

    SKU: PFM66838
    Product information
    • Weight1.265 lbs
    • Dimensions11 × 5 × 2 in
    • Gauge Face Color

      White

    • Gauge Bezel Color

      Silver

    • Gauge Number Color

      Black

    • Gauge Pointer Color

      Black

    • Material

      Aluminum

    Details...
    Original price was: $96.35.Current price is: $87.59.Add to cart
    Original price was: $96.35.Current price is: $87.59.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Monotube Shock M9514 M9514

    SKU: SKYM9514
    Product information
    • Weight5.63 lbs
    • Dimensions24 × 3 × 3 in
    • Brand

    • Condition

    • Type

    • Manufacturer Part Number

      M9514

    Details...
    Original price was: $110.00.Current price is: $99.82.Add to cart
    Original price was: $110.00.Current price is: $99.82.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VHT Black Wrinkle Finish SP201

    SKU: VHTSP201
    Product information
    • Weight0.945 lbs
    • Dimensions8 × 2.7 × 2.55 in
    • Product Line

      Wrinkle Plus

    • Paint Type

      Acrylic Enamel

    • High Temperature

      Yes

    • Finish

      Wrinkle

    • Base Color

      Black

    Details...
    Original price was: $15.35.Current price is: $13.95.Add to cart
    Original price was: $15.35.Current price is: $13.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VHT Roll Bar Paint Gloss Black SP670

    SKU: VHTSP670
    Product information
    • Weight0.99 lbs
    • Dimensions7.95 × 2.6 × 2.55 in
    • Product Line

      Roll Bar and Chassis

    • Paint Type

      Epoxy

    • Intended Use

      Chassis

    • Finish

      Gloss

    • Base Color

      Black

    Details...
    Original price was: $12.88.Current price is: $11.71.Add to cart
    Original price was: $12.88.Current price is: $11.71.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HAYS Flywheel 13-130

    SKU: HAY13-130
    Product information
    • Weight31.42 lbs
    • Dimensions15.6 × 15.6 × 1.5 in
    • Quantity

      Each

    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Ring Gear Included

      Yes

    Details...
    Original price was: $620.00.Current price is: $562.95.Add to cart
    Original price was: $620.00.Current price is: $562.95.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    FEL-PRO Rear Main Set BS 40245
    Add to wishlist

    FEL-PRO Rear Main Set BS 40245

    SKU: FELBS40245
    Product information
    • Weight0.1 lbs
    • Dimensions10.2 × 7.45 × 0.65 in
    • Material

      Rubber

    • Color

      Black

    • Quantity

      Each

    • 1-Piece / 2-Piece

      2-Piece

    • Finish

      Natural

    Details...
    Original price was: $15.48.Current price is: $14.07.Add to cart
    Original price was: $15.48.Current price is: $14.07.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    E3 SPARK PLUGS E3 Spark Plug (Automotive) E3.52
    Add to wishlist

    E3 SPARK PLUGS E3 Spark Plug (Automotive) E3.52

    SKU: E3PE3.52
    Product information
    • Weight0.135 lbs
    • Dimensions3.4 × 1 × 0.9 in
    • Quantity

      Each

    • Product Line

      Diamond Fire

    • Plug Length

      Standard

    • Core Type

      Resistor

    • Core Material

      Copper

    Details...
    Original price was: $10.00.Current price is: $8.49.Add to cart
    Original price was: $10.00.Current price is: $8.49.Add to wishlist
  • Add to wishlist
    Sale
    DIVERSIFIED MACHINE Plastic Torsion Bushing .120 SRC-2221
    Add to wishlist

    DIVERSIFIED MACHINE Plastic Torsion Bushing .120 SRC-2221

    SKU: DMISRC-2221
    Product information
    • Weight0.02 lbs
    • Dimensions3.85 × 1.75 × 1.55 in
    • Length

      1.215 in

    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Quantity

      Each

    Details...
    Original price was: $9.41.Current price is: $8.55.Add to cart
    Original price was: $9.41.Current price is: $8.55.Add to wishlist
  • Add to wishlist
    Sale
    COMP CAMS Sbc Hi-Tech Roller Lifter 891-1
    Add to wishlist

    COMP CAMS Sbc Hi-Tech Roller Lifter 891-1

    SKU: COM891-1
    Product information
    • Weight0.275 lbs
    • Dimensions4.05 × 3.8 × 0.9 in
    • Product Line

      Endure-X

    • Lifter Style

      Mechanical Roller

    • Body Diameter

      0.842 in

    • Pushrod Seat Height

      1.88 in

    • Weight

      122 grams

    Details...
    Original price was: $74.69.Current price is: $64.95.Add to cart
    Original price was: $74.69.Current price is: $64.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    COMP CAMS GM LS3 Billet Timing Set Adjustable 7106CPG
    Add to wishlist

    COMP CAMS GM LS3 Billet Timing Set Adjustable 7106CPG

    SKU: COM7106
    Product information
    • Weight3.89 lbs
    • Dimensions10.15 × 6.75 × 1.4 in
    • Quantity

      Kit

    • Variant

      Yes

    • Variant Group

      Timing Chain and Gear Sets and Components44

    • Variant Column

      Undersized

    • Camshaft Mounting Bolt Quantity

      3.0

    Details...
    Original price was: $200.04.Current price is: $173.95.Add to cart
    Original price was: $200.04.Current price is: $173.95.Add to wishlist

    114