Important Notes
- Factory wheels cannot be reinstalled without wheel spacers
- HD front springs recommended for applications with aftermarket winch/bumper combo
- HD rear springs recommended for applcations with rear mounted full size spare tire
- Rear aftermarket driveshaft recommended for 2 Door models
- Shock extension brackets can be used on
Rubicon models with stock FOX 2.5 shocks, however this will limit suspension
down travel slightly.
Features & Benefits
- Variable length coil spring spacer allows convenient ride height adjustments without removing any suspension components
- Adjustable lift height from 1.0" to 3-1/2"
- Compensates for uneven load distribution, spring settling, and sagging
Instantly increases vehicle ride height upon installation for immediate benefits
- Eliminates need to replace coil springs to accommodate future modifications
- Technically advanced design and billet construction dramatically enhances suspension appearance
- New Dura-Thane isolators utilized to prevent noise transfer, and bump stops for durability
Dial in ride height on your Jeep Wrangler JK with JKS ACOS adjustable front coil spring spacers. The range of ride height adjustment is from 1-1/2" to 3-3/4" -- without taking apart suspension components. ACOS adjustable coil spring spacers compensate for uneven load distribution and spring settling. They can save you from having to replace coil springs as you add equipment weight. The high-tech, billet design looks great, too. Dura-Thane isolators prevent noise transfer.
J-Venture suspension systems are J-Rated™ for road and trail use. Optional FOX shocks increase ratings for all terrains – On and off-road.
Tire Specs
Rubicon Models (all kits)
Tire: 37x12.50
Wheel: 17x9, 18x9, 20x9
Backspacing: 5"
Non-Rubicon Models (all kits)
Tire: 35x12.50
Wheel: 17x9, 18x9, 20x9
Backspacing: 5"
Other tire/wheel sizes can be used, however may require additional modifications.
