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Dominate gnarly obstacles and conquer extreme terrain with hardcore suspension from JKS. Engineered systems and upgrades deliver maximum articulation, durability, adjustability, and clearance.

The range of products includes turn-key suspension systems, custom-tuned JSPEC and FOX shocks and FOX coil-overs, HD track bars and control arms, sway bar disconnects, coil-over mounting kits, and a lot more. JKS engineers its "Go Anywhere" attitude into components that help you push your adventures to extreme levels. 

Here are a few categories to get you started...

14 products found in Hardcore Upgrades

3.5" Lift Kit | J-Krawl | Gladiator JT
  • From $3,285.45
Brand: JKS
SKU: JSPEC171PES

3.5" Lift Kit | J-Krawl | Wrangler JK 4-Door
  • From $2,727.50
Brand: JKS
SKU: JSPEC151KFA

3.5" Lift Kit | J-Krawl | Wrangler JL 4-Door
  • From $2,834.45
Brand: JKS
SKU: JSPEC128KFP

2.5" Lift Kit | J-Krawl | Wrangler JK 4-door
  • From $2,727.50
Brand: JKS
SKU: JSPEC149KFA

1.5" J-Spec Lift Kit | FOX 2.5 IFP Shocks | Wrangler JL
  • $1,965.85
Brand: JKS
SKU: JSPEC177PS

3.5" Lift Kit | J-Krawl | Wrangler JL 4-Door
  • From $2,834.45
Brand: JKS
SKU: JSPEC161KFP

3.5" Lift Kit | J-Max | Wrangler JL
  • $7,754.50
Brand: JKS
SKU: JSPEC129KFC

3.5" Lift Kit | J-Krawl | Wrangler JK 2-Door
  • From $2,727.50
Brand: JKS
SKU: JSPEC152KFA

3" Lift Kit | J-Krawl | Wrangler JL 2-Door
  • From $2,834.45
Brand: JKS
SKU: JSPEC148KFP

1.5" Lift Kit | FOX 2.5 IFP Shocks | J-Spec System | Jeep Wrangler JL
  • $1,699.90
Brand: JKS
SKU: JSPEC155PS

2.5" Lift Kit | J-Krawl | DIESEL | Wrangler JL 4-Door
  • From $3,425.90
Brand: JKS
SKU: JSPEC169KFP

2.5" Lift Kit | J-Krawl | Wrangler JK 2-door
  • From $2,727.50
Brand: JKS
SKU: JSPEC150KFA

3.5" Lift Kit | J-Max | Wrangler JK
  • $6,273.57
Brand: JKS
SKU: JSPEC153KF

2.5" Lift Kit | J-Krawl | Wrangler JL 4-door
  • From $2,834.45
Brand: JKS
SKU: JSPEC126KFP