REVKIT
2012 Jeep Wrangler JKU on 40s

Jeeps · JK

Jeep Wrangler JK on 40s

443 builds

443 Jeep Wrangler JK builds on REVKIT run 40s. A 4.5" to 5" lift is the most common, and 5.38 is the most-listed gear ratio.

  • How much lift JKs run on 40s

    • Leveled / up to 2"4
    • 2.5" to 3"23
    • 3.5" to 4"75
    • 4.5" to 5"77
    • 6" and up43

    Of the 222 builds with a known lift.

  • What gears JKs on 40s run

    • 4.101
    • 4.565
    • 4.8834
    • 5.1379
    • 5.38159

    Of the 278 builds that list a gear ratio.

  • Tire brands on JKs on 40s

  • Wheel brands on JKs on 40s

    Common sizes: 17 inch, 17x9, 17x8.5, 20x10

  • What else they changed: Suspension

    • Shocks102
    • Lift kits74
    • Track bars74
    • Coil spring68
    • Coilovers50
  • What else they changed: Steering

    • Tie rods61
    • Drag links48
    • Hydraulic steering assist kits32
    • Steering stabilizers29
    • Hydraulic steering assists26
  • What else they changed: Drivetrain

    • Driveshafts208
    • Ring and pinion gear95
    • Lockers77
    • Axles69
    • Axle shafts62
  • What else they changed: Exterior

    • Front bumpers187
    • Rear bumpers143
    • Rock sliders134
    • Fenders96
    • Soft tops85
  • What else they changed: Engine

    • Cold air intakes125
    • Exhaust systems108
    • Cat-back exhausts38
    • Superchargers35
    • Mufflers26

JK builds on 40s

View all 443