// THE FULL RUNDOWN

OverviewIntroducing the 3" Alpine RT3 Short Arm Suspension System, engineered specifically for the 2018 Jeep Wrangler JK Unlimited models, including Sahara, Sport, and Rubicon. This suspension system is designed to conquer rugged trails and navigate Baja silt beds while maintaining comfort during your daily commute. With its innovative features, the RT3 system enhances your vehicle's handling, stance, and overall performance.Features The Alpine IR Short Control Arms, equipped with all-new IR (In

// WILL IT FIT? THE STRAIGHT ANSWER

Jeep Wrangler JK

Manufacturer lists this part for the application above. Not 100% sure it fits your rig? Hit our Fitment Help page or ask our Jeep techs — we answer fast and we answer straight.

JAP FITMENT PROMISE // If we confirm fitment for your rig and it doesn't fit, return shipping is on us. No restocking fee. That's the deal.

// GETTING IT TO YOUR GARAGE

FREE SHIPPING OVER $199

Lower 48 states. Orders under $199 ship at calculated carrier rates shown at checkout.

1-2 DAY HANDLING

Most in-stock parts leave the warehouse within 1-2 business days. Built-to-order parts show extended lead times.

FREIGHT FOR THE BIG STUFF

Bumpers, axles and full kits may ship LTL freight. Inspect before signing — note any damage on the delivery receipt.

30-DAY RETURNS

Unused, uninstalled parts in original packaging within 30 days. RMA required — start with a quick message.

FULL SHIPPING & RETURNS POLICY

// PAY YOUR WAY

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Split your build into payments — financing options like Affirm and Klarna appear at checkout on eligible orders. Get the lift now, pay as you wheel.

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FITMENT	Jeep Wrangler JK
BRAND	TeraFlex — shop all TeraFlex parts →
PART #	1333000
SKU	1333000
CATEGORY	Suspension > Lift Kits
AVAILABILITY	IN STOCK
RETURNS	30-day return window

TeraFlex 3" Alpine RT3 Short Arm Suspension System Jeep Wrangler JK 2007-2018 No Shocks

// THE FULL RUNDOWN

// WILL IT FIT? THE STRAIGHT ANSWER

// GETTING IT TO YOUR GARAGE

// PAY YOUR WAY

// TRAIL REVIEWS

TeraFlex 3" Alpine RT3 Short Arm Suspension System Jeep Wrangler JK 2007-2018 No Shocks

// THE FULL RUNDOWN

// WILL IT FIT? THE STRAIGHT ANSWER

// GETTING IT TO YOUR GARAGE

// PAY YOUR WAY

MORE JEEP LIFT KITS & SUSPENSION

// TRAIL REVIEWS