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66140 4 in. Lift Kit, X-Series, M1, Jeep Wrangler TJ 4WD (1997-2006)
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ROUGH COUNTRYPART NUMBER: 834-66140

66140 4 in. Lift Kit, X-Series, M1, Jeep Wrangler TJ 4WD (1997-2006)

$1,58995
Truck Freight
ShippingShips on 09/15/2026
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Jeep
4 in. Lift Kit
  • X-Series
  • M1
  • Jeep Wrangler TJ 4WD (1997-2006)

    Rough Country 66140 Features:

    Venture far beyond the limits of a stock Wrangler with Rough Country's all-inclusive 4-inch X-Series Lift for Jeep TJ. Level the front of your vehicle with the rear while gaining enough increased ground clearance to run up to 33-inch tires. Rough Country's X-Series line represents the best-in-class equipment for off-road action, including X-Flex Adjustable Control Arms, Clevite Rubber Bushings, Sway-bar quick disconnects, and our premium N3 shocks for optimum off-road performance. For those who are serious about flexing, crawling, and pushing your Jeep to the limits, this kit features an upgraded Forged Adjustable Track Bar. Made of forged steel, this 16lb Track Bar boasts a beefy construction that will dwarf stock equipment. Easy to install and fully adjustable on the vehicle.

    • Easy bolt-on installation
    • Increased ground clearance
    • Levels the front with the rear of the vehicle
    • Front adjustable track bar is made of forged solid steel for unsurpassed strength and durability
    • Coil springs are progressive rate for enhanced ride quality
    • Quick disconnects quickly and easily store out of the way when not in use
    • X-Flex control arm features:
    • Clevite brand OEM style rubber bushings
    • Flex joints feature a massive 2
    • 5" diameter body and 1
    • 25" thread
    • Fully greasable
    • Upper joints pivot up to 20 degrees
    • Lower joints pivot up to 35 degrees
    • 6-8 hours install time
    • Transfer case drop kit or Slip Yoke Eliminator with CV Driveshaft is recommended to avoid driveline vibration
    • Rubicon models do not need a SYE kit or transfer case drop but a CV driveshaft is still recommended.
    • Front Components: Lifted coil springs, Upper adjustable control arms, Lower adjustable control arms, Pitman arm, Sway-bar quick disconnects, Forged adjustable track bar, Track bar drop bracket, Stainless steel braided brake lines, Hardware
    • Rear Components: Lifted coil springs, Upper adjustable control arms, Lower adjustable control arms, Lower shock brackets, Track bar drop bracket, Stainless steel braided brake lines, Hardware
  • Part TypeSuspension Lift Kit
    BrandROUGH COUNTRY
    Package Width174.0
    Weight174.0 PG
    Part CategoryPerformance Parts
    Part FitmentDirect Fit
    Vendor Part Number66140
    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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