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6 in. Long Arm M1R Lift Kit for 2018-2023 Jeep Wrangler Unlimited 4WD 4-Door
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ROUGH COUNTRYPART NUMBER: 834-66044

6 in. Long Arm M1R Lift Kit for 2018-2023 Jeep Wrangler Unlimited 4WD 4-Door

$3,34995
Truck Freight
ShippingShips on 09/21/2026
Lowest PriceLowest Price Guarantee

  • 2018-2023 Wrangler Unlimited 4WD 4-Door, Excludes Diesel, Rubicon, 392, 4xe
  • 6 in. Long Arm Kit with M1R Shocks
  • DOM Arms, 0.25 in. Steel Brackets
  • Sold as a Kit
  • Includes
    • Arms
    • Shocks
    • Coils


    Rough Country 66044 is a 6 in. long arm suspension lift kit built for 2018-2023 Jeep Wrangler Unlimited JL 4WD 4-door models that need added ride height, better trail articulation, and controlled road manners from one complete system. The true 4-link long arm layout uses longer-travel control arms to reduce suspension bind and control rear steer, while M1R monotube shocks, dual-rate coils, and an upgraded CV front driveshaft support confident use on pavement and off-road routes.

    Rough Country 66044 Features:

    • True 4-link long arm suspension geometry helps the axle cycle more smoothly and reduces the rear steer that can make a lifted Wrangler feel unsettled.
    • M1R monotube shocks are matched to the system for controlled damping during highway driving and repeated off-road suspension movement.
    • Adjustable upper and lower control arms for the front and rear use heavy-wall DOM tubing with adjustable flex joints and rubber bushings for strength and serviceable alignment tuning.
    • Heavy-duty forged solid steel adjustable track bar helps center the axle after the 6 in. lift height is installed.
    • Custom-tuned dual-rate coil springs balance added ground clearance with ride control for mixed street and trail use.
    • Laser-cut mounting brackets are made from 0.25 in. high-tensile steel to handle harsh trail loads.
    • Bolt-on design installs without welding and does not require crossmember removal.
    • Quick-disconnect sway bar links let drivers transition from street driving to added trail articulation more easily.

    Includes:

    • M1R monotube shocks
    • Front and rear dual-rate coil springs
    • Adjustable upper and lower control arms for front and rear
    • Forged solid steel adjustable track bar
    • Upgraded CV front driveshaft
    • Quick-disconnect sway bar links
    • Laser-cut mounting brackets and required long arm suspension components

    A strong choice for JL Unlimited owners who want a tall suspension system with long arm geometry for trail flex while keeping the Jeep composed for weekday driving. Verify model, door count, drivetrain, and engine package before ordering.

    Designed for 2018-2023 Jeep Wrangler Unlimited JL 4WD 4-door models only. Does not fit 3.0L EcoDiesel V6, Rubicon, 392, or 4xe models.

  • Part TypeSuspension Lift Kit
    BrandROUGH COUNTRY
    Package Height7.0
    Package Width40.0
    Package Length45.67
    Weight342.5 PG
    Part CategoryPerformance Parts
    Part FitmentDirect Fit
    Vendor Part Number66044
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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