JKS 3.5" Lift Kit · J-Konnect · DIESEL Wrangler JL 4-Door
- Front lift 3.5"
- Rear lift 3-5"
- Shocks included
- Lift 2-3.5"
- Install 6 hrs
- Difficulty Moderately Easy
Questions about fitment? Live chat or call 866-235-4715
Complete your build
Optional add-ons
Steering Stabilizers
Accessories
Add-ons selected:
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- Free shippingMost orders $500+
- 30-day returnsSee policy
- Warranty supportWe work with the maker
Questions about fitment?
Talk to a TRU specialist
We’ll help you verify fitment before you buy.
Veteran-owned · Austin, Texas · Mon–Fri 9:30a–11:00a & 1:00p–5:30p CT
Important notes before you order
- 392 models may achieve up to 1.5" less lift depending on factory equipped package
TRU specialist notes
From the Trucks R Us fitment and install team, beyond the manufacturer's information.
- Plan for a professional wheel alignment after installing any lift or leveling kit.
- Going to bigger tires as well? Speedometer recalibration may be needed, and some tire and wheel combinations need trimming. Check the recommended wheels and tires, or ask us before you order.
Specifications
| Brand | JKS Manufacturing |
|---|---|
| Part number | JSPEC159KFA |
| UPC / GTIN | 810163871030 |
| Front Lift Method | Coil Spring |
| Front Lift Height | 3.5" |
| Rear Lift Method | Coil Spring |
| Rear Lift Height | 3-5" |
| Shocks Included | Yes |
| Lift Height | 2-3.5" |
| Installation Difficulty | Moderately Easy |
| Installation Time | 6 hrs |
| Install time | 6 hrs |
| Difficulty | Moderately Easy |
California Proposition 65 warning applies to this product. www.P65Warnings.ca.gov
What's in the box
| Qty | Part | Description |
|---|---|---|
| — | — | Included with every option |
| 1 | JKS1621 | Fixed Length Control Arms | Front Lower | Wrangler JL and Gladiator JT |
| 1 | JKS1671 | Fixed Length Control Arms | Rear Lower | Wrangler JL |
| 1 | JSPEC1311 | 2018-2026 Jeep Wrangler JL J-Konnect Main Box Kit |
| 1 | JSPEC1352 | Coil Spring Box Kit: 2018-2026 Jeep Wrangler JL / 2020-2026 Jeep Gladiator JT - 3.5" Front Coil Springs - HD |
| 1 | JSPEC1359 | Coil Spring Box Kit: 2018-2026 Jeep Wrangler JL - 3.5" Rear Coil Springs - STD |
| — | — | FOX 2.0 Adventure Series (JSPEC159KFA) |
| 2 | FOX98450323 | FOX 2.0 IFP Shock | Adventure Series | Vehicle Specific | 26.86 x 16.76 x 2 EB1/EB1 |
| 2 | FOX98450327 | FOX 2.0 IFP Shock | Adventure Series | Vehicle Specific | 30.06 x 18.46 x 2 EB1/EB1 |
| — | — | FOX 2.0 Performance Series (JSPEC159KFP) |
| 2 | FOX98524177 | FOX 2.0 IFP Front Shock | Performance Series | 2.5-3.5" Lift | Wrangler JL (18-27) and Gladiator JT (20-26) |
| 2 | FOX98524180 | 2018-2026 Jeep JL Rear, PS, 2.0, IFP, 11.6", 3.5-4" Lift |
| — | — | FOX 2.5 Performance Elite (JSPEC159PES) |
| 1 | FOX88326050 | FOX 2.5 Front Shocks w/ DSC Reservoir Adjuster | 2-3 Inch Lift | Performance Elite Series | Jeep Wrangler JL (18-27) |
| 1 | FOX88326054 | FOX 2.5 Reservoir Rear Shocks Adjustable | Performance Elite | 2-3 Inch Lift | Wrangler JL (18-27) |
| — | — | FOX 2.5 IFP Performance Series (JSPEC159PS) |
| 1 | FOX88624155 | FOX 2.5 IFP Shock Package - Set of 4 | Performance Series | 2-3.5" Lift | Jeep Wrangler JL |
Features
- Front/Rear Dual Rate Coil Springs designed to great ride quality across any terrain.
- Front/Rear Gas Shocks (FOX Shocks) specifically valved for this suspension system for improved performance on and off-road.
- Front Adjustable Track Bar and Rear Track Bar Bracket to correct axle positioning under vehicle.
- Front Sway Bar Quicker Disconnects and Rear Sway Bar Links for increased offroad articulation.
- Front/Rear Bump Stop Extensions to properly limit suspension up travel.
- Front/Rear J-Link Lower Control Arms to add strength and correct caster.
Recommended wheels & tires
- Rubicon Models 37 x 12.5 with 17 x 9 and 5 in. Backspace
- 37 x 12.5 with 18 x 9 and 5 in. Backspace
- 37 x 12.5 with 20 x 9 and 5 in. Backspace
- Non-Rubicon Models 35 x 12.5 with 17 x 9 and 5 in. Backspace
- 35 x 12.5 with 18 x 9 and 5 in. Backspace
- 35 x 12.5 with 20 x 9 and 5 in. Backspace
- (Trimming may be required)
Installation
- Estimated install time6 hrs
- DifficultyModerately Easy
Free install support from the Trucks R Us tech team, for you or your shop.
Overview
Questions
Will this fit my truck?
Select your truck at the top of the page and the fit check will confirm it. If your exact trim is not listed, call 866-235-4715 or live chat and a fitment specialist will check it before you order.
Do you help with installation?
Yes. Our technical team helps you or your shop with installation and troubleshooting after delivery, on top of the manufacturer’s support.
What if the part has a problem?
We work the warranty claim with the manufacturer on your behalf, within the manufacturer’s warranty policy.
Can I return it?
Most items can be returned within 30 days. See our return policy for details.
Do I need an alignment after installing?
Yes. Any lift or leveling kit changes suspension geometry, so get a professional alignment after installation.
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