WINTOWIN heavy-duty booster shown from the side, highlighting increased spring rate for tougher loads.
WINTOWIN coil spacer close-up demonstrates round base design for stable, quick-install boost.
WINTOWIN booster installed under a vehicle illustrates easy five-minute per-side retrofit.
WINTOWIN round-base detail highlights 1-inch inside groove and 6-inch diameter for fitment.
WINTOWIN packaging shows a 2-pack for convenient replacements.
WINTOWIN grease-prep setup emphasizes pre-install lubrication for smoother fit.
WINTOWIN universal compatibility with 5 to 5.5 inch O.D. springs for versatile fit.
WINTOWIN heavy-duty booster shown from the side, highlighting increased spring rate for tougher loads.
WINTOWIN coil spacer close-up demonstrates round base design for stable, quick-install boost.
WINTOWIN booster installed under a vehicle illustrates easy five-minute per-side retrofit.
WINTOWIN round-base detail highlights 1-inch inside groove and 6-inch diameter for fitment.
WINTOWIN packaging shows a 2-pack for convenient replacements.
WINTOWIN grease-prep setup emphasizes pre-install lubrication for smoother fit.
WINTOWIN universal compatibility with 5 to 5.5 inch O.D. springs for versatile fit.

WINTOWIN Heavy-Duty Rubber Coil Spring Spacer 2-Pack – Universal Car Booster

Enhance Your Vehicle’s Spring Performance with WINTOWIN Meet the WINTOWIN Heavy-Duty Rubber Coil Spring Spacer, a universal...
Vendor: WINTOWIN
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£42.12
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WINTOWIN heavy-duty booster shown from the side, highlighting increased spring rate for tougher loads.

WINTOWIN Heavy-Duty Rubber Coil Spring Spacer 2-Pack – Universal Car Booster

£42.12
WINTOWIN heavy-duty booster shown from the side, highlighting increased spring rate for tougher loads.
WINTOWIN coil spacer close-up demonstrates round base design for stable, quick-install boost.
WINTOWIN booster installed under a vehicle illustrates easy five-minute per-side retrofit.
WINTOWIN round-base detail highlights 1-inch inside groove and 6-inch diameter for fitment.
WINTOWIN packaging shows a 2-pack for convenient replacements.
WINTOWIN grease-prep setup emphasizes pre-install lubrication for smoother fit.
WINTOWIN universal compatibility with 5 to 5.5 inch O.D. springs for versatile fit.

WINTOWIN Heavy-Duty Rubber Coil Spring Spacer 2-Pack – Universal Car Booster

£42.12
Description
Description
x

Enhance Your Vehicle’s Spring Performance with WINTOWIN

Meet the WINTOWIN Heavy-Duty Rubber Coil Spring Spacer, a universal booster designed to work with a wide range of coil springs on cars, trucks, and SUVs. This 2-pack offers a practical, adaptable way to fine-tune ride quality and load handling without extensive modifications.

Crafted to be a flexible, durable accessory, these spacers are intended to help you tailor spring feel to your needs. They’re not a guaranteed cure for every condition, but they can open up new possibilities for better stability, improved control on uneven surfaces, and a steadier feel when carrying gear or towing on rough roads.

What this booster does

  • Increases spring rate for a more controlled ride over uneven terrain
  • Provides a straightforward way to boost load capacity without major parts swaps
  • Flexible rubber construction that can be trimmed for small adjustments
  • Universal fit for 5" and 5.5" outer diameter springs, with about 1" lift
  • Two spacers included for pairing or replacement
  • Simple installation, with a grease-prep step to help seating

Key specs and fit details

  • Round base rubber booster with a 1" inside groove and a 6" diameter groove
  • Compatible with a broad range of vehicles and spring configurations
  • Package includes 2 pieces

How to use: remove the tire, generously grease the spring and booster, insert the spacer, and thread until flush. Plan for roughly five minutes per side, depending on your setup.

Real-world use cases and benefits

Drivers may notice firmer support when carrying heavier cargo, traversing rough tracks, or navigating uneven roads. This spacer offers a practical option to adjust spring tension and balance under load; actual results vary by vehicle and driving conditions.

Materials, durability, and care

The booster is made from flexible rubber designed to withstand typical road wear. Its round base and precise groove measurements help maintain seating after installation. For best results, grease both parts before installation and inspect periodically for wear.

Why choose WINTOWIN

WINTOWIN focuses on practical, easy-to-implement improvements. This 2-pack provides a scalable upgrade path for a wide range of coil spring configurations, without requiring complex tools or extensive teardown.

FAQ

Q: What does the WINTOWIN Heavy-Duty Rubber Coil Spring Spacer include?

A: The package includes two rubber spacers designed to fit 5" and 5.5" OD springs.

Q: How is installation performed?

A: Remove the tire, grease both parts, insert the spacer, and thread until flush—about five minutes per side.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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