Rock Krawler JL45X2PLA-4TR 4.5 Inch X Factor X2 Pro Trail Runner Long Arm Suspension System

The Rock Krawler JL45X2PLA-4TR is a 4.5-inch X Factor X2 Pro Trail Runner Long Arm Suspension System built for hardcore off-road performance. Featuring a full coilover setup front and rear, this system delivers exceptional articulation, ground clearance, and tuneability for serious trail use.

X Factor X2 Long Arm Design:

• Independent 3-Link design front and rear for maximum articulation and off-road performance
• Double adjustable front and rear upper control arms upsize factory hardware to 14mm, 2-3/8" mounting width with 1" Pro Krawler joints at each end
• Control arm tubes are chromoly solid steel engineered to carry all suspension forces
• X2 rear suspension geometry provides adjustable anti-squat with enhanced rear instant center and rear roll center
• High clearance axle mounts deliver 4.5 inches of additional ground clearance under the rear axle versus stock
• Rear upper shock relocation brackets preserve full shock and suspension travel

Pro Trail Runner Coilover System:

• Full Trail Runner coilover configuration — coilovers at all four corners for maximum off-road tunability
• Features 2-5/8" RRD Racing Coilovers with Remote Reservoirs front and rear
• Coilovers allow the owner to further tune ride quality, handling, and off-road performance to their preference

Joints & Hardware:

• Adventure Series maintenance-free joints at frame-side lower control arm connections — fewer grease points, reduced maintenance
• Pro-X Krawler Joints at axle connections — up to 95 degrees of misalignment capability per arm
• Track bar geometry correction hardware included for proper front and rear axle centering
• Spring correction pads included to eliminate factory spring bow

Made in the USA — Rock Krawler designs and manufactures all Jeep suspension products at their facility in the northeastern United States, applying lessons learned from custom one-off builds directly to production systems. A lifetime warranty covers all hard parts in this system.