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JKS Manufacturing 3-3.5" Suspension System | J-Venture | 2020 Jeep Gladiator JT - JKS - JSPEC131K


JKS Manufacturing launches the first of several JSPEC lift systems for the new Jeep Gladiator JT, 3-3.5u201d J-Rated Systems allowing clearance for 35-37u201d tires. Engineered to maintain on-road comfort and handling while improving offroad capability, these new 3-3.5" J-Rated Systems build on JKS's legacy of innovative solutions building a true dual-purpose platform ready to tackle your next off-road adventure or highway commute to and from the office.

  • 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
Important Notes
  1. Non-Rubicon models come from factory at lower ride height
  2. This system will net 3u201d on Rubicon or 3.5u201d on Sport/Sahara models
  3. The final stance the same for Rubicon and non-Rubicon
Base Kit

J-Venture 3-3.5" Suspension System | 2020 Jeep Gladiator JT -JSPEC131K

Base Kit components include the following;
Box-Item Qty Description
JSPEC1303 1ea 2020 JT 3.5in Box Kit
JSPEC1352 1ea Front Coil Spring Box Kit HD
JSPEC1257 1ea Rear Coil Spring Box Kit
JSPEC9322 2ea JSPEC - 26.2 x 15.67 x 2-3/8 - EB1/EB1
JSPEC9327 2es JSPEC - 30.95 x 18.18 x 2-3/8 - EB1/EB1

Max Tire
(Rubicon Models)
Tire Wheel Backspacing
37x12.50 17x8 4.5-5" *may rub during max articulation
37x12.50 Stock no rubbing

(Sport/Sport S/Overland Models)
Tire Wheel Backspacing
33x12.50 17x8 4.5-5" *no rubbing
35x12.50 17x8 4.5-5" *may rub during max articulation

Install Time

Install Time: 5-6 Hours
2 of 5 Difficulty


Brand: J-Rated
Year Make Model: 2020 Jeep Gladiator JT
Condition: New

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