Rock Krawler 2.5 Inch X Factor Mid Arm Suspension System -Stage 1 with 2.25 RRD Shocks



SKU: RKSJK25XF-4S1 Categories: , Tag:


Notes: Typically recommend 4.5 inches of back spacing on rims for 33 and 35 inch tall tires.
Typically recommend 3.5 inches of back spacing on rims for 37 inch tall tires.

For 2012 and newer models an aftermarket front driveshaft with 2 inch O.D. steel tubing is recommended, but not required.

The X Factor System allows the rear axle to be pushed back up to 1 inch over stock which perfectly centers the rear axle assembly under typical aftermarket flat fenders. It also allows for larger tires without contacting the rock sliders or rear pinch seam.

  • For 4 door JK models.
  • Benefits: complete bolt in system.
  • Excellent highway ride and handling.
  • Greatly improved off-road performance.
  • High clearance lower control arms front and rear.
  • In vehicle adjustable front upper control arms.
  • Triple rate coil springs.
  • Pro front sway bar disconnects / extended links.
  • Pro rear extended sway bar links.
  • Repositions the rear axle back up to 1 inch over stock.
  • Can fit 33 or 35 inch tires with OEM fenders, 37 inch tires with flat fenders.
  • Lifetime warranty on all hard parts.
  • Upgradeable to any other Rock Krawler system.

Kit includes:

  • Triple rate coil springs.
  • Front and rear 2.25 RRD Spec shocks.
  • Adjustable 1.5 inch solid alloy steel front track bars.
  • High clearance adjustable lower control arms made of 1.625 inch alloy steel.
  • High misalignment double adjustable front and rear upper control arms made from 1.25 inch sold alloy steel.
  • Adjustable front sway bar disconnects.
  • Rear extended sway bar links.
  • Rear track bar relocation bracket.
  • Front and rear long travel stainless steel brake lines.
  • Pair of sway bar link straps.
  • Rear coil spring degree wedges.
  • Extended bump stops, hardware and instructions.


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