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JKS Manufacturing

JKS 20-21 Jeep JL J-Venture 3.5in 4Dr w/JSPEC Shocks- DIESEL

Regular price $1063.61
Regular price $1208.65 Sale price $1063.61
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JKS 20-21 Jeep JL J-Venture 3.5in 4Dr w/JSPEC Shocks- DIESEL

Features & Benefits


  • Front and rear dual rate coils springs
  • JSPEC Custom Valve Gas Shocks or FOX 2.0 Performance IFP Shocks JKS MFG front adjustable trackbar
  • JKS MFG front sway bar quicker disconnects
  • Front caster cam locks
  • Front/Rear bump stop extensions
  • Rear extended sway bar links
  • Rear track bar bracket

  Description


Increase ground clearance and tire clearance on your Diesel 4 Door JL Wrangler's with a 3.5" lift J-Venture suspension system. You get the perfect balance of on and off road capability plus low maintenance. J-Venture lift kits include dual rate front and rear coil springs, specifically-valved gas shocks, a front adjustable track bar, rear track bar bracket, front sway bar Quicker Disconnects, bump stop extensions, and front caster lock plates to dial in geometry. The engineers at JKS custom tune shocks and matching springs to significantly improve ride quality and handling on road, as well as performance off-road. An adjustable track bar helps center the front axle while the Quicker Disconnects improve articulation off-road. Get out and explore with J-Venture.

  Install Help


Install Guide 

Difficulty: Moderately Easy | Time: 6 hrs 

  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.

  Important Notes


392 models may achieve up to 1.5” less lift depending on factory equipped package

  In the Box


In the box for JSPEC158K:

JSPEC1302 (x1) 3.5in Box Kit

JSPEC1352 (x1) 3.5in Front Coil Spring Kit - HD

JSPEC1359 (x1) 3.5in Rear Coil Spring Kit - STD

JSPEC9322 (x2) JSPEC Gas Shock, Front

JSPEC9328 (x2) JSPEC Gas Shock, Rear

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