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SuperPro RC0120RZ-20 20mm adjustable rear sway bar kit for Subaru Legacy and Outback
SuperPro RC0120RZ-20 rear sway bar adjustment positions and mounting detail
SuperPro RC0120RZ-20 rear sway bar and included bushings
SuperPro RC0120RZ-20 20mm rear sway bar product view
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SuperPro 20mm Rear Sway Bar for 2020-2025 Subaru Legacy & Outback

Superpro
SPRRC0120RZ-20
9317745809753
Sway Bars
1 Units In Stock
$ 299.99 $ 269.99
$ 269.99

Sharper Subaru Chassis Balance with Two-Position Adjustment

SuperPro RC0120RZ-20 is a 20 mm adjustable rear sway bar for verified 2020-2025 Subaru Legacy and Outback applications. Its two mounting positions let the installer tune rear roll stiffness to reduce body roll and refine handling balance for street, autocross, or track use.

Key Features

  • SuperPro RC0120RZ-20 uses a 20 mm solid rear sway bar
  • Two end-link positions provide selectable rear roll stiffness
  • Manufacturer states a 30 to 50 percent rate increase over the original bar depending on the selected position
  • Designed to reduce body roll and support more responsive turn-in
  • Supplied with matched SuperPro sway-bar bushings
  • Backed by SuperPro's three-year product warranty

Fitment

Years Make Model Verified Configurations
2020-2025 Subaru Legacy Base, Premium, Limited, Sport, Touring, Limited XT, and Touring XT; 2.5L or 2.4L turbo as equipped
2020-2025 Subaru Outback Base, Premium, Limited, Touring, Onyx Edition, Limited XT, and Touring XT; 2.5L or 2.4L turbo as equipped

Specifications

Detail Value
Manufacturer part number RC0120RZ-20
Product type Adjustable rear sway bar kit
Bar diameter 20 mm
Adjustment positions 2
Position Rear
Estimated installation time 3.5 hours
Warranty 3 years

What's Included

  • One SuperPro RC0120RZ-20 rear sway bar
  • Two matched sway-bar bushings
  • Vehicle end links and other replacement hardware are not listed as included

About SuperPro

SuperPro develops suspension components for road and performance vehicles, including polyurethane bushings, adjustable sway bars, and chassis solutions designed around controlled movement and repeatable alignment.

Related Parts

  • No exact compatible ACTIVE companion product was verified for this listing.

FAQ

What is the RC0120RZ-20?

It is a 20 mm, two-position adjustable rear sway bar kit for the verified Subaru Legacy and Outback applications.

What does the adjustment change?

Moving the end link to the alternate hole changes the bar's effective leverage and rear roll stiffness.

How much stiffer is it than the original bar?

SuperPro states a 30 to 50 percent increase over the original sway bar, depending on the selected position.

Will it fit both naturally aspirated and turbo models?

Yes, for the listed 2020-2025 Legacy and Outback trims equipped with the verified 2.5L or 2.4L turbo engines.

Are sway-bar bushings included?

Yes. The kit includes two matched bushings.

Are replacement end links included?

No replacement end links are identified in the manufacturer package contents.

Is professional installation recommended?

Professional installation is recommended when the installer cannot safely support the vehicle, torque suspension hardware, or verify clearance at both adjustment positions.

Does the bar have a warranty?

Yes. SuperPro lists a three-year product warranty for this part.

Installation Instructions

  1. Confirm the vehicle application and RC0120RZ-20 package label before installation.
  2. Support the vehicle securely with the suspension unloaded according to the service manual.
  3. Remove the original rear sway bar while retaining any reusable vehicle hardware.
  4. Install the supplied bushings and sway bar without preloading the end links.
  5. Select the initial adjustment position, verify exhaust and suspension clearance, and torque fasteners to specification.
  6. Road-test the vehicle and recheck all mounting points after the initial heat and load cycle.
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