Air Lift Performance Air Suspension Kit Rear Ford Focus ST 2013-2018/ Focus RS 2016-2018

Air Lift Performance:


  • Drops The Rear 132mm/5.2"
  • 30-Level Adjustable Damping
  • Adjustable Lower Shock Mounts
  • High-Perf. Monotube Shocks
MSRP $1,929.92
You save 18%

Air Lift Performance Rear Air Suspension Kit for all 2013, 2014, 2015, 2016, 2017 and 2018 Focus STs and all 2016, 2017 and 2018 Focus RSs.

If you are looking for replacement parts for your 2013-2018 Focus ST’s or your 2016-2018 Focus RS's current air suspension, or if you are putting together a custom setup, you should check out this Rear Air Suspension Kit from Air Lift Performance! Available at CJ Pony Parts, this suspension kit comes from one of the best in the air suspension business.

Air Lift Performance Rear Suspension Kit 78643 Features and Benefits:
- Drops the rear 132mm/5.2”
- Progressive rate double bellow-style air springs
- 30-level adjustable damping
- Threaded, adjustable lower shock mounts
- High performance monotube shocks
- Custom proprietary lower control arms
- No modifications needed for installation

With this rear air suspension kit, Air Lift replaces the coil springs with double bellow air springs. To increase rear drop height and improve handling, the OEM control arms are replaced with a custom lower control arm. Throw in the 30 way adjustable damping high performance monotube shocks, and this kit will give the rear of your Focus ST or your Focus RS a 132mm/5.2” drop from stock height, with the adjustability to fine tune your suspension. This rear air suspension also includes all necessary hardware, detailed instructions and does not require any additional modifications for installation.

Kit Includes:
- Pair of monotube threaded body shocks
- Pair of double bellow air springs
- Pair of custom lower control arms
- 1/4” PTC fittings
- All necessary hardware
- Detailed instruction manual

Please Note: Installing Air Lift Suspension Air Suspension components on the Focus RS will render the factory electronic control of the suspension useless and a trouble code will be displayed in the gauge cluster. To remedy this, please check out the Electronic Damping Cancellation Kit from KW Suspensions, see P/N: KW68510462.

Tech Tip: This kit does NOT include front suspension components, air management, compressor or tank.

As the leader in air suspension products for over 60 years, Air Lift Performance is committed to delivering quality parts that last. To ensure longevity for the customer, the key suspension components have been tested on a durability rig for over one million cycles, which equates to 100,000 miles. With a one-year, unlimited-mileage warranty, you can purchase this kit with peace of mind.

Order this Air Lift Performance 78643 Rear Air Suspension Kit for your 2013, 2014, 2015, 2016, 2017 or 2018 Focus ST or your 2016, 2017 and 2018 Focus RS from CJ Pony Parts today!

California Residents: Proposition 65 Warning

Installation Difficulty


Intermediate skill is required for this installation.

Installation Videos

Video Transcript

We’re here with an Air lift Performance rear air suspension kit fitting your 2013-2016 Focus ST. This is a complete rear only suspension kit from Air lift Performance fitting your 2013-2016 Focus ST. When matched with a proper air management system, this can provide up to a 5.2-inch drop in the back and includes 30-way adjustable shocks, double-bellow progressive rate air springs, and a custom set of control arms along with all the necessary hardware for installation. The 30 way damping can easily be adjusted by using this knob here so if you turn it one way to soften them up, and the other way to stiffen them. Again, this is a rear suspension kit only. You'll need a matching Air lift Performance front suspension and some sort of air management control system for installation.

Vehicle Fitment

This product will fit the following Focus years:

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