JKS J-Venture 3.5" Lift Kit w/ J-Spec Shocks | 2007–2018 Jeep Wrangler JK 2-Door

JKS J-Venture 3.5" Lift Kit w/ J-Spec Shocks | 2007–2018 Jeep Wrangler JK 2-Door

Is This for You?

You want the J-Venture geometry correction on your JK 2-Door at the lowest possible entry cost — or you're planning to run a specific aftermarket shock and want the platform without paying for a duplicate damper. The JSPEC101K delivers the complete J-Venture 3.5" system with JKS J-Spec monotube shocks. It's the base-shock configuration of the J-Venture 3.5" JK 2-Door lineup — proven geometry correction, functional damping, and a clear upgrade path when you're ready to step up to Fox.

The Result

3.5" of lift with JKS J-Venture geometry correction. J-Spec monotube shocks provide a functional, predictable damping baseline that outperforms factory units. Adjustable control arms allow precise alignment post-install. The JK 2-Door's lighter weight and shorter wheelbase make it a forgiving platform for J-Spec shocks on moderate terrain. The platform is shock-upgrade-ready when you're ready to step up.

Verified Fitment (OFAS Standard)

• Fits: 2007–2018 Jeep Wrangler JK 2-Door — Left-Hand Drive (LHD)
• Does NOT fit: JK 2-Door Right-Hand Drive (RHD) | JK 4-Door (any configuration) | JL Wrangler (2018–2026) | Gladiator JT
• Platform Note: JK production ended 2018. This kit does NOT apply to any 2019+ Wrangler.

System Specifications

• Lift Height: 3.5"
• System: J-Venture
• Shock: JKS J-Spec Monotube
• Coil Rate: Tuned for JK 2-Door platform
• Control Arms: JKS J-Venture geometry-corrected control arms
• SKU: JSPEC101K

Installation & Fabrication Notes

Professional 4-wheel alignment required post-installation. Torque all control arm hardware to JKS specification after a 500-mile break-in. No cutting or welding required for standard JK 2-Door LHD applications. Shock upgrade path (Fox 2.0 Adventure, Fox 2.0 Performance, Fox 2.5 Elite, Fox Remote Reservoir) is compatible with this control arm platform — confirm eye-to-eye length with OFAS before purchasing replacement shocks.

Wheel & Tire Fitment

Engineered for 35"–37" tires. Recommended backspacing: 4.5"–4.75" on a 17"×9" or 18"×9" wheel. The JK 2-Door's shorter wheelbase makes fender clearance more sensitive to tire width at 3.5" of lift — confirm tread width and brand before finalizing wheel selection.

Engineering Question

Starting with J-Spec shocks on the J-Venture 3.5" JK 2-Door platform and targeting a Fox 2.0 Adventure IFP or Fox 2.5 Elite upgrade after your first trail season — does the JK 2-Door's shorter wheelbase and faster chassis pitch cycle make the IFP or reservoir upgrade more valuable on this platform than it would be on a longer-wheelbase JK 4-Door? Yes — the JK 2-Door's faster pitch cycle frequency makes aeration resistance and thermal capacity more valuable per trail mile than on the 4-Door. The J-Spec monotube is a solid starting point, but the IFP or reservoir upgrade pays off faster on the 2-Door's more demanding cycling profile. Contact OFAS with your trail frequency and terrain type and we'll tell you exactly when the Fox upgrade makes sense for your specific JK 2-Door build.