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JKS Manufacturing

JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door

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  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
  • JKS Manufacturing JSPEC124K J-Konnect 3.5in Suspension System with JSPEC Custom Valve Gas Shocks & JSPEC Heavy-Duty Coil Springs for 18-25 Jeep Wrangler Unlimited JL 4-Door
$1,790.71 - $4,785.97

Description

Description
Learn More
Specs
Fitment
Based on the proven J-Venture system, the JKS Manufacturing J-Konnect 3.5in Suspension System will provide a premium ride to your Jeep Wrangler Unlimited JL. This lift kit features front and rear dual-rate coil springs for superior consistency and handling. The included control arms are made from 2in x .250-wall DOM tubing, and reduce Noise Vibration and Harshness (NVH) by using factory style rubber bushings. The JKS Manufacturing J-Konnect 3.5in Suspension System is available with either JSPEC Custom Valve Gas Shocks or Fox 2.0 Performance Series Shocks.

Many states have laws that limit the maximum height of a lifted vehicle. Never exceed the legal height limit.

Shock Options: JKS offers their J-Konnect lift kits with two different shock options. Choose from either JSPEC Custom Valve Gas Shocks or Fox 2.0 Performance Series Shocks.

J-Konnect System: Heavy-duty control arms JSPEC control arms set the J-Konnect system apart. These control arms feature a 2in x .250-wall DOM tube construction with factory style rubber bushings.

Vehicle Specific Design: This lift kit was engineered for the Wrangler Unlimited JL. The coil springs were specifically tuned for 4-door applications, and are available in either standard or heavy-duty spring rates.

Run Larger Wheels and Tires: The JKS Manufacturing J-Konnect 3.5in Suspension System will allow you to fit 37x12.50 tires on Rubicon models, or 35x12.50 tires on non-Rubicon models.

Installation Notes
Installation Difficulty:
Skill Level 3 IconLevel 3Advanced
  • Drilling Required
  • 5in or Less Backspacing Required
Installation Time: 5-7 hours
Parts Included
  • Front Dual-Rate Coil Spring Pair
  • Rear Dual-Rate Coil Spring Pair
  • Front Shock Pair
  • Rear Shock Pair
  • Font Fixed Length Lower Control Arm Pair
  • Rear Fixed Length Lower Control Arm Pair
  • Front Track Bar
  • Front Sway Bar Disconnects
  • Rear Sway Bar End Links
  • Front Bump Stop Spacers
  • Rear Bump Stop Spacers
  • Front Brake Line Drop Brackets
  • Installation Hardware
Warranty
Limited Lifetime Warranty
  • Features: Dual Rate Coil Springs, Front Sway Bar Disconnects
  • Shocks Included: With Shocks
  • Max Tire Size: 37
  • Lift Height Range: 3 - 4.5 inch
  • Included Parts: Brake Line Brackets, Bump Stop Extensions, Coil Springs, Front Lower Control Arms, Hardware, Rear Lower Control Arms, Sway Bar Endlinks
  • Shipping Weight: 49
  • Shipping Dimensions: 26in x 14in x 15in (L x W x H)
  • Jeep Wrangler Unlimited 4-Door (JL)

  • 2025 Jeep Wrangler Unlimited 4-Door (JL)
  • 2024 Jeep Wrangler Unlimited 4-Door (JL)
  • 2023 Jeep Wrangler Unlimited 4-Door (JL)
  • 2022 Jeep Wrangler Unlimited 4-Door (JL)
  • 2021 Jeep Wrangler Unlimited 4-Door (JL)
  • 2020 Jeep Wrangler Unlimited 4-Door (JL)
  • 2019 Jeep Wrangler Unlimited 4-Door (JL)
  • 2018 Jeep Wrangler Unlimited 4-Door (JL)
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Additional Information

Features:
Dual Rate Coil Springs
Features:
Front Sway Bar Disconnects
Shocks Included:
With Shocks
Max Tire Size:
37
Lift Height Range:
3 - 4.5 inch
Included Parts:
Brake Line Brackets
Included Parts:
Bump Stop Extensions
Included Parts:
Coil Springs
Included Parts:
Front Lower Control Arms
Included Parts:
Hardware
Included Parts:
Rear Lower Control Arms
Included Parts:
Sway Bar Endlinks
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