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Rough Country

Rough Country 90730 4 Inch Lift Kit | Jeep Wrangler TJ (03-06)/Wrangler Unlimited (04-06)

Rough Country 90730 4 Inch Lift Kit | Jeep Wrangler TJ (03-06)/Wrangler Unlimited (04-06)

PART #

Regular price $749.95
Regular price B2B price $749.95
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Will this fit your truck? Select your truck to check fit, or ask a fitment specialist.Read the important notes before ordering
Out Of Stock
  • Free shippingmost orders $500+
  • 30-day returnssee policy
  • Warranty helpwe work claims for you
Not sure it fits? Ask a fitment specialist. Real people, U.S.-based
View full details

Important notes before you order

  1. Automatic transmission models may require a sye & cv drive shaft to fix driveline vibrations – adjustable lower control arms sku: 1190 may also be required in conjunction with the sye and cv drive shaft.

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

BrandRough Country
Part number90730
UPC / GTIN8430301258130
Front Lift Height4"
Weight (lbs)131.20lbs
Country of OriginUSA
WarrantyManufacturer’s Warranty Statement

Features

  • Hassle-free installation: easy bolt-on design gets you back on the road quickly with no cutting or welding required.
  • Enhanced ground clearance: conquer rough terrain with confidence and tackle larger obstacles with ease.
  • Perfectly leveled stance: eliminates the factory nose-down rake by leveling the front with the rear of your vehicle.
  • Oem-quality ride: coil springs are precision-engineered to factory spring rates, maintaining a smooth and comfortable ride.
  • Optimized driveline geometry: solid tubular transfer case drop keeps driveshaft angles correct to reduce vibration.
  • Durable control arms: includes oem-style rubber bushings for long-lasting performance and factory-like articulation.
  • Custom shock options: select from nitrogen-charged n3 shocks, v2, or m1 monotube shocks for a ride tailored to your off-road needs and preferences.

Fitment

YearsVehicle
2004-20064WD Jeep Wrangler TJ Unlimited
2003-20064WD Jeep Wrangler TJ

Use the fit check above with your truck selected, or ask a specialist if your trim isn't listed.

Installation

    Free install support from the Trucks R Us tech team, for you or your shop.

    Overview

    Who says your Jeep TJ can't handle both weekday commutes and weekend trails? Rough Country's 4-inch Lift Kit delivers the perfect balance of off-road performance and smooth highway comfort. Engineered by our Research and Development Team, this kit gives your TJ the clearance and capability it deserves. Lifted Coil Springs for Superior Stance: Precision-tuned, application-specific coil springs provide a 4-inch lift, improved ground clearance, and a factory-like ride on any terrain. Durable Tubular Control Arms: Outfitted with heavy-duty construction and OEM-style rubber bushings, these arms reduce vibration and ensure reliable articulation off-road. Optimized Driveline Geometry: A tubular transfer case drop and included track bar bracket maintain proper driveshaft angles to minimize wear and vibrations. Extended Sway Bar Links: Keep your suspension geometry in check for consistent handling and stability on and off the trail. Premium Shock Options: This kit comes standard with our high-performance N3 shocks, featuring 10-stage variable valving, high-pressure nitrogen charging, and a durable 54mm shock body for long-lasting vibration dampening. Upgrade to V2 Monotube Shocks for faster heat dissipation and precision handling or M1 Monotube Shocks for maximum off-road performance and superior ride control. Transform your Jeep TJ into a capable, trail-ready machine without sacrificing daily driving comfort with Rough Country's 4-inch Lift Kit.

    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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    About Rough Country

    Rough Country is a leading manufacturer and distributor of off-road accessories and suspension systems. Built on a foundation of American values and rooted in Tennessee, we use our expertise of trucks, Jeeps, and UTVs to help people drive their passions... Shop all Rough Country