Teraflex

3" CT3 Suspension System Kit

2007-2018 Jeep Wrangler JK 4WD
$3,338.96

In Stock

Estimated Delivery in 3-7 business days

Teraflex

3" CT3 Suspension System Kit

2007-2018 Jeep Wrangler JK 4WD
$3,338.96

In Stock

Estimated Delivery in 3-7 business days

# Doors
Authorized dealer
Free shipping on orders above $250 within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Part Numbers & Details
Specifications
Part Number OptionsItemQuantityNumber Doors
12230003" CT3 Suspension System12 Door
13230003" CT3 Suspension System14 Door

Features & Highlights:

  • Lift Height: 3"
  • Max Tire Diameter: 35"CT Short Arm Suspension Systems:
  • Adjustable Alpine Short Control Arms balance front caster angle and pinion angles as well as optimize rear pinion angle and tune anti-squat geometry for proper suspension alignment on 2-4" lift kits
  • Alpine Short Control Arms are constructed from durable 42mm x 4mm wall DOM tube for maximum strength
  • Bolts to the factory control arm mounting brackets
  • Install and drive simple bolt-on installation – no welding requiredCross-Trail:
  • Delivers true Cross-Trail (CT) performance
  • Dependable performance w/ zero worries
  • Positive, responsive handling w/ reduced NVH
  • High-quality, dependable, maintenance-free, factory-style bushings provide excellent NVH damping and ride quality.
  • HD Forged Adjustable Front and Rear (4"+) Track Bars and Rear Track Bar Bracket improve steering
  • response, center axles to optimize vehicle roll center, and reduce body roll for unsurpassed handling
  • Front SpeedBump and rear Progressive Bump Stops provide progressive compression during high-speed suspension movement
  • Coil spring retainers prevent the springs from unseating during full suspension travel
  • Full range of movement for off-road flex and articulation
  • TeraFlex Limited Lifetime Warranty against defects

More Information:

TeraFlex Alpine CT (Cross-Trail) Suspension Systems build on our Sport ST (Street & Trail) Suspension Systems. Designed to tackle rugged trails or Baja silt beds as well as the daily commute the 3" Alpine CT3 Short Arm Suspension System is the no-compromise choice for the true weekend warrior with a do-it-all attitude. The Alpine CT3 features a complete set of our bolt-on adjustable Alpine Short Control Arms for full suspension adjustability both on- and off-road. Our adjustable Alpine Short Control Arms balance front caster angle and pinion angles as well as optimize rear pinion angles anti-squat geometry and tire position on vehicles with 2-4" lifts. The HD Forged Adjustable Front and Rear (4"+) Track Bars and Rear Track Bar Bracket improve steering response center the axles to optimize vehicle roll center and reduce body roll for unsurpassed handling. This results in improved suspension geometry and relaxed control arm angles for a superior ride quality and performance regardless of terrain. These systems restore front and rear roll axis angles to minimize brake dive and acceleration squat. TeraFlex suspension systems provide reduced noise vibration and harshness (NVH). Alpine CT Suspension Systems are engineered for hardcore Jeeping without sacrificing weekday ride comfort! We recommend Falcon Performance Shocks. Falcon shock absorbers and TeraFlex lift coil springs have been engineered together to improve both compression and rebound for optimal vehicle stability. Alpine CT Suspension Systems are offered with Falcon Series 3.3 Fast Adjust Piggyback Shocks or without shock absorbers. Other Falcon shocks are available separately.

Fitment Notes from the Manufacturer:

  • JK Wrangler Unlimited (4-Door)
Compatibility List
YearMakeModelDrivePosition
2018JeepWrangler JK4WDFactory
2017JeepWrangler JK4WDFactory
2016JeepWrangler JK4WDFactory
2015JeepWrangler JK4WDFactory
2014JeepWrangler JK4WDFactory
2013JeepWrangler JK4WDFactory
2012JeepWrangler JK4WDFactory
2011JeepWrangler JK4WDFactory
2010JeepWrangler JK4WDFactory
2009JeepWrangler JK4WDFactory
2008JeepWrangler JK4WDFactory
2007JeepWrangler JK4WDFactory

Teraflex Manufacturer's Warranty

Teraflex 3 Year Warranty covers against defects and premature failure.

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.

Product Details

Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

Part Numbers & Details

View full product specifications

Close specs
Part Numbers & Details
Specifications
Part Number OptionsItemQuantityNumber Doors
12230003" CT3 Suspension System12 Door
13230003" CT3 Suspension System14 Door

Features & Highlights:

  • Lift Height: 3"
  • Max Tire Diameter: 35"CT Short Arm Suspension Systems:
  • Adjustable Alpine Short Control Arms balance front caster angle and pinion angles as well as optimize rear pinion angle and tune anti-squat geometry for proper suspension alignment on 2-4" lift kits
  • Alpine Short Control Arms are constructed from durable 42mm x 4mm wall DOM tube for maximum strength
  • Bolts to the factory control arm mounting brackets
  • Install and drive simple bolt-on installation – no welding requiredCross-Trail:
  • Delivers true Cross-Trail (CT) performance
  • Dependable performance w/ zero worries
  • Positive, responsive handling w/ reduced NVH
  • High-quality, dependable, maintenance-free, factory-style bushings provide excellent NVH damping and ride quality.
  • HD Forged Adjustable Front and Rear (4"+) Track Bars and Rear Track Bar Bracket improve steering
  • response, center axles to optimize vehicle roll center, and reduce body roll for unsurpassed handling
  • Front SpeedBump and rear Progressive Bump Stops provide progressive compression during high-speed suspension movement
  • Coil spring retainers prevent the springs from unseating during full suspension travel
  • Full range of movement for off-road flex and articulation
  • TeraFlex Limited Lifetime Warranty against defects

More Information:

TeraFlex Alpine CT (Cross-Trail) Suspension Systems build on our Sport ST (Street & Trail) Suspension Systems. Designed to tackle rugged trails or Baja silt beds as well as the daily commute the 3" Alpine CT3 Short Arm Suspension System is the no-compromise choice for the true weekend warrior with a do-it-all attitude. The Alpine CT3 features a complete set of our bolt-on adjustable Alpine Short Control Arms for full suspension adjustability both on- and off-road. Our adjustable Alpine Short Control Arms balance front caster angle and pinion angles as well as optimize rear pinion angles anti-squat geometry and tire position on vehicles with 2-4" lifts. The HD Forged Adjustable Front and Rear (4"+) Track Bars and Rear Track Bar Bracket improve steering response center the axles to optimize vehicle roll center and reduce body roll for unsurpassed handling. This results in improved suspension geometry and relaxed control arm angles for a superior ride quality and performance regardless of terrain. These systems restore front and rear roll axis angles to minimize brake dive and acceleration squat. TeraFlex suspension systems provide reduced noise vibration and harshness (NVH). Alpine CT Suspension Systems are engineered for hardcore Jeeping without sacrificing weekday ride comfort! We recommend Falcon Performance Shocks. Falcon shock absorbers and TeraFlex lift coil springs have been engineered together to improve both compression and rebound for optimal vehicle stability. Alpine CT Suspension Systems are offered with Falcon Series 3.3 Fast Adjust Piggyback Shocks or without shock absorbers. Other Falcon shocks are available separately.

Fitment Notes from the Manufacturer:

  • JK Wrangler Unlimited (4-Door)
Compatibility List
YearMakeModelDrivePosition
2018JeepWrangler JK4WDFactory
2017JeepWrangler JK4WDFactory
2016JeepWrangler JK4WDFactory
2015JeepWrangler JK4WDFactory
2014JeepWrangler JK4WDFactory
2013JeepWrangler JK4WDFactory
2012JeepWrangler JK4WDFactory
2011JeepWrangler JK4WDFactory
2010JeepWrangler JK4WDFactory
2009JeepWrangler JK4WDFactory
2008JeepWrangler JK4WDFactory
2007JeepWrangler JK4WDFactory
Warranty

View warranty coverage

Close specs

Teraflex Manufacturer's Warranty

Teraflex 3 Year Warranty covers against defects and premature failure.

Shipping & Returns

Free shipping within the lower 48 United States

Close specs

Shipping Info

Free Shipping on most orders to the lower 48 U.S. states. Truck freight items (over 100 lbs) and custom orders require a separate shipping quote.

  • Applies to items like axles, leaf springs, and long-travel kits.
  • No international shipping on freight items — only to U.S.-based freight forwarders.
  • Worldwide shipping available: Canada, Europe, UAE, Australia, and most of Asia.

Contact us for an international shipping quote.

Returns & Exchanges

30-Day Return Policy — Items must be new, unused, uninstalled, and include all original hardware.

  • No restocking fees for exchanges or gift card credit.
  • 10% restocking fee on refunds, returns cost us real money, so the 10% helps keep the lights on.
  • Installed, damaged, or dirty parts cannot be returned.
  • Any returns missing hardware or miscellaneous items, the return will be denied and returned to the buyer at the buyer's expense.

Need help? Use Live Chat or Email Us anytime.

Start a Return or Exchange

Return Shipping Responsibility

CHECKOUT+ Package and Order Protection plan provides prepaid return labels for any returned packages, this fee varies by product.

  • Our mistake (misboxed, wrong item, damaged): We cover the cost of return shipping.
  • Buyer mistake (wrong item ordered, fitment error, changed mind): Return shipping is the buyer's responsibility - unless CHECKOUT+ Package Protection has been purchased.

  • Under 50 lbs: Discounted carrier rate
  • Over 50 lbs: Discounted carrier rate + $25 oversize fee

Refunds

Refunds are issued within 5–7 business days of receiving your return.

  • Funds typically post to your account in 1–3 business days depending on your payment method.
  • There is a 10% restocking fee on all refunds. We don’t get our original shipping, labor, or transaction fees back — so the 10% restocking fee keeps the lights on.
  • You will receive an email once your refund is processed.

International Orders

  • All international orders are final sale.
  • Returns via freight forwarders only accepted if the product hasn’t left the U.S.
  • Import taxes, duties, and other possible import-related fees are the buyer’s responsibility and not included in our shipping charges.
  • We are not responsible for goods once exported outside the U.S.