What makes Whiteline different from OEM suspension components?

Whiteline suspension products are engineered for performance and durability well beyond OEM standards. While factory (OEM) components often use soft rubber bushings that degrade over time and under load, Whiteline uses advanced polyurethane and bushing technology that resists oil, heat, abrasion, and weathering. This results in sharper handling, more responsive steering, better load control, and significantly improved lifespan — without the harshness of traditional solid bushings.

Do I need a wheel alignment after installing Whiteline components?

It’s recommended to perform a wheel alignment after installation to ensure optimal performance and tire wear.

Are Whiteline Fixed Offset Upper Control Arms (UCAs) necessary for lifted vehicles?

They help maintain correct alignment and steering geometry after a vehicle is lifted.

Can I install Whiteline products myself?

Some products are DIY-friendly, but professional installation is recommended for suspension components.

Do Whiteline products come with a warranty?

Yes. Please refer to our warranty policy for details.

KTA123

Adjustable Rear Lateral Control Arms to Suit Subaru Impreza GD WRX STi

Adjustable Rear Lateral Control Arms to Suit Subaru Impreza GD WRX STi

Performance - on-car adjustable camber and toe correction - suits models MY03 - on - MOTORSPORT

Item Price

$639.90

SKU	KTA123
Warranty	3 years warranty or up to 60,000km
Installation Time	2 Hours
Fitting Position	Rear Axle

Select your car to check fitment.

Pre-Order

Available for Preorder. Stock due on 13/6/2026.

Description

Benefit Note:
KTA123 is a complete kit of 4 adjustable control arms fitted with low compliance bushings designed to modify rear factory camber - toe and track. The result is greater range and more precise adjustment and a more direct connection between body and rear suspension.

*All prices shown on the website include GST. You will not be charged any additional fees related to tax. For international orders, GST is removed, local import duties or taxes may apply but will not be charged by us.

Specifications

Packaged Weight and Dimensions

More Information
Units	Weight	Length	Width	Height
cm/kg	7kg	20cm	8cm	10cm
in/lbs	15.43lbs	7.87"	3.15"	3.94"

Units	cm/kg	in/lbs
Weight	7kg	15.43lbs
Length	20cm	7.87"
Width	8cm	3.15"
Height	10cm	3.94"

Misc. Product Information

More Information
SKU	KTA123
Components Per	4 Arms
Kits Required	1
Sub brand	Performance
Product Note	Enhances steering response, delivering sharper handling and more predictable vehicle dynamics; the perfect, complete upgrade. Includes: 4 Arms
EAN	9319924347506

Installation & Fitment Guide

More Information
Install Guide	Downloads
Installation Time	2 Hours
Installation Difficulty	Tricky installation may take longer then you think if you are not experienced, we recommend you use our click & fit service.
Wheel Alignment Required	Yes
Recommend Wheel Alignment	Rear Wheel Alignment

Compatible Vehicles

Select any of the below vehicles to get detailed specifications on how this product interacts with your car. Including fitting positions, time and other vehicle specific information.

Shipping & Returns

Product Stock

All stock is stored in our warehouses. Want your parts installed? Select Click & Fit at checkout.

Delivery Options

Click & Fit – Get your product delivered and installed by experts for a special fitted price. We'll handle everything for you.
Free Pickup – Collect your order from your nearest Fulcrum outlet. We'll send you tracking updates via text and email.
Deliver to Door – Have your order shipped directly to your address with tracking updates.

Shipping

FREE shipping to metro areas (excl. WA, TAS & NT).
Free shipping eligibility is based on location density and may change.
Express and free shipping both follow the same order processing times; the difference is transit time.
See our shipping policy for full details.

Returns

We offer a 60-day return policy if you need to return an item. See our returns policy.

Warranty

All products are covered by a national warranty. Claims require proof of purchase and must meet criteria. See our warranty details.

Click & Fit

Select “Click & Fit” as a delivery method during the checkout process and you will be given a special fitted price to have both the product delivered and installed. A suspension expert will be assigned to your order, who will organise everything and will help you every step of the way. You can sit back and relax, knowing that your car is going to be looked after by suspension experts.

Your assigned suspension expert will confirm all the details for your booking. Your parts will then be delivered to your closest Whiteline workshop and an installation date will be booked based on your preference. You then bring your car on the booking date and Whiteline will manage the installation for you.

Installation includes full product installation by a qualified suspension technician, a full wheel alignment, a complete suspension check, a visual brake inspection, and a complete report. We also offer a complimentary 1000km check-up service, which includes a suspension check and any retention work, your alignment and tyre wear will also be checked. If we find that anything needs to be amended during our 1000km check, we will carry out this work free of charge. This includes a wheel alignment, if required.

Throughout your order, installation, and service. You will be kept up to date every step of the way. Whiteline offers this service to ensure you get the best possible experience.