JKS JSPEC141KFA 3.5in J-Kontrol Lift Kit for 2018-2025 Jeep Wrangler JL

Vehicle Fitment

• 2018-2025 Jeep Wrangler Unlimited JL 4-Door (Sport, Sport S, Willys, Sahara, High Altitude, Rubicon, 3.6L V6, 2.0L I4 Turbo, 3.0L EcoDiesel V6, 4WD)

Fitment Notes

• Fits 4-door Jeep Wrangler JL models only.
• Does not fit Wrangler 4xe models.
• Does not fit Rubicon 392 models.
• Factory wheels require wheel spacers for reuse.
• HD front springs are recommended for vehicles equipped with an aftermarket winch and bumper.
• HD rear springs are recommended for vehicles carrying a full-size spare tire or additional rear cargo weight.
• Shock extension brackets may be used on Rubicon models with factory FOX 2.5 shocks, with slightly reduced suspension droop.

Features

• Provides approximately 3.5 inches of suspension lift.
• Includes FOX 2.0 Adventure Series gas shocks.
• Progressive dual-rate coil springs improve ride quality and load handling.
• Front control arm correction brackets restore caster and suspension geometry.
• Adjustable front track bar properly centers the front axle.
• Rear track bar bracket corrects rear axle alignment.
• Front Quicker Disconnect sway bar links improve off-road articulation.
• Includes front and rear bump stop extensions, brake line brackets, and installation hardware.

Specifications

• Lift Height: 3.5 in.
• Position: Front & Rear Suspension
• Shock Type: FOX 2.0 Adventure Series Gas Shocks
• Spring Type: Progressive Dual-Rate Coil Springs
• Control Arm Correction: Front Geometry Correction Brackets
• Track Bar: Adjustable Front with Rear Track Bar Bracket
• Recommended Tire Size: Up to 37x12.50 (Rubicon) or 35x12.50 (Non-Rubicon) with recommended wheel specifications

Included Components

• 2x Front Dual-Rate Coil Springs
• 2x Rear Dual-Rate Coil Springs
• 2x FOX 2.0 Adventure Series Front Shocks
• 2x FOX 2.0 Adventure Series Rear Shocks
• 1x Adjustable Front Track Bar
• 1x Rear Track Bar Bracket
• 2x Front Quicker Disconnect Sway Bar Links
• 2x Rear Sway Bar Links
• 2x Front Control Arm Correction Brackets
• 1x Front & Rear Bump Stop Extension Kit
• 1x Brake Line Relocation Bracket Kit
• 1x Installation Hardware Kit

Product Description

The JKS JSPEC141KFA J-Kontrol 3.5-inch Lift Kit is engineered for 2018-2025 Jeep Wrangler Unlimited JL 4-door models seeking improved off-road capability while maintaining excellent on-road handling. The system combines progressive dual-rate coil springs with FOX 2.0 Adventure Series shocks to deliver enhanced ride comfort, control, and suspension performance across a wide range of driving conditions.

Designed as a complete bolt-on suspension upgrade, the kit includes front control arm correction brackets, an adjustable front track bar, rear track bar bracket, Quicker Disconnect sway bar links, bump stop extensions, and all required installation hardware. It provides the suspension geometry corrections and durability needed for larger tires, overlanding, and frequent trail use while preserving confident daily drivability.