JKS ACOS Pro Adjustable Coil Spacers with Hydraulic Bump Stops for Jeep Wrangler JK (2007-2018)
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Warranty Information
Vendor warranty summary
JKS Warranty
At a glance: Lifetime against defects for the original retail buyer; shocks, seals and other wear items excluded or limited.
This is JKS's warranty, not an NVMOS policy. We've summarized it in plain English to save you a search. The manufacturer's official terms always govern and can change without notice. Last reviewed on nvmos.com: November 4, 2026.
Coverage by product line
| JKS product | Coverage |
|---|---|
| JKS products (hard parts) | Lifetime, for as long as the original retail purchaser owns the product |
| Bushings and flex joints | Lifetime |
| JKS shocks with leaking seals | Considered at JKS's discretion if under 2 years old |
| FOX shocks and coil-overs with leaking seals | Considered at JKS's discretion if under 1 year old; some must go to FOX |
| Finish | Examined only within 12 months of purchase |
| Shocks, tie rod ends, spherical bearings (wear items) | Not covered |
What's covered
- Defects in material and workmanship for the original retail purchaser
- Repair or replacement at JKS's option, at no cost to the customer
- Bushings and flex joints
- A prepaid shipping label if JKS needs the damaged part back
What's not covered
- Products modified or altered outside JKS
- Use in applications JKS does not recommend
- Wear items: shocks, shock seals, tie rod ends and spherical bearings (seal exceptions at JKS's discretion)
- Dented cylinders, bent rods from side impacts, rust and corrosion
- Finish damage from tools, road debris, trail use, maintenance or salty environments, and any finish claim after 12 months
- Installation and labor, damage to related parts, downtime, lost profits and consequential damages
How to make a JKS warranty claim
- Contact JKS customer service by email or phone.
- Provide the original receipt or a copy showing place and date of purchase, your name, the product number and the amount paid.
- Send photos and a description of the problem.
- If approved, JKS ships a replacement at no cost and provides a label if the old part must be returned.
JKS contact: JKS Manufacturing customer service: JKSTech@ridefox.com; 517-278-1226 (also listed: 517-279-2135); Monday-Friday 8 AM-9 PM EST · Warranty page
Bought it from NVMOS? Start with us.
JKS needs a receipt showing the place and date of purchase, the part number and price paid before it will approve a replacement, and NVMOS has all of that on your order. Contact us first and we will send the claim with your photos and follow it through with JKS. Have your order number and a few photos of the issue ready, then call or text us at (920) 249-7744 or send us a message.
Shop JKS at NVMOS
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Disclaimer: The information on this page describes JKS's own warranty policy. It is not a warranty offered by NVMOS (No Visible Means of Support LLC). Manufacturers update their terms at any time; we review these pages periodically, but the manufacturer's current official policy is the one that applies to your claim. Sources: JKS Manufacturing warranty policy (official) and JKS Manufacturing about us (official) and JKS Manufacturing home page (official) and JKS Manufacturing shipping policy (official). Last updated on nvmos.com: November 4, 2026. See our return policy for NVMOS's own terms.
About the brand
JKS Manufacturing has been building suspension parts for Jeep vehicles since 1989 and is credited with the original Quick Disconnect sway bar link. NVMOS carries its J-Flex and J-Link control arms, adjustable track bars, sway bar links, coil spring box kits, bump stops, shock mounts and the FOX shocks it sells for the Wrangler, Gladiator and Bronco.
Lead time: In-stock parts ship in 1-3 business days; parts stocked at the manufacturer take about 1-2 weeks.
Shop all 163 JKSWarrantyAll brands
Warranty terms are set by JKS, not NVMOS, and can change. Bought from us? Call (920) 249-7744 and we'll handle the claim with the brand.
JKS ACOS Pro Adjustable Coil Spacers with Hydraulic Bump Stops for Jeep Wrangler JK (2007-2018)
These JKS ACOS spacers adjust ride height on a Wrangler JK and include hydraulic bump stops. They are for JK owners who added weight or tires and want to set height without removing the springs.
| Spec | Detail |
|---|---|
| Fitment | Jeep Wrangler (2007-2018) |
| Position | Front |
| Adjustment range | 1.0 to 3.5 in. |
| Bump stop | Hydraulic, adjustable |
| Part number | JKS2710 |
| Weight | 10.5 lb |
Described as a front kit for the Wrangler JK. Adjustments are made with the spring in place. Not sure it fits your build? Call or text us at (920) 249-7744 with your year, trim and setup and we will confirm it.
How much lift can I get?
From 1.0 to 3.5 in. of adjustment.
Do the springs have to come out to adjust it?
No. Adjustments are made without removing the springs.
What does the hydraulic bump stop do?
It lets you adjust bump stop height and slows suspension movement before the final bump position.
What is the warranty?
See our JKS warranty page for the current terms.
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Specifications
JKS ACOS Pro Adjustable Coil Spacers with Hydraulic Bump Stops for Jeep Wrangler JK (2007-2018) FAQs
How much lift can I get?
From 1.0 to 3.5 in. of adjustment.
Do the springs have to come out to adjust it?
No. Adjustments are made without removing the springs.
What does the hydraulic bump stop do?
It lets you adjust bump stop height and slows suspension movement before the final bump position.
What is the warranty?
See our JKS warranty page for the current terms.
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