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.

KTA103

Rear Trailing Arm Upper - Arm to Suit Holden Commodore VB-VR and HSV

Rear Trailing Arm Upper - Arm to Suit Holden Commodore VB-VR and HSV

Performance - on-car adjustable pinion angle correction - suits solid axle models - MOTORSPORT

Item Price

€276.29 €221.03

SKU	KTA103
Warranty	3 years warranty or up to 60,000km
Installation Time	2 Hours
Fitting Position	Rear Axle

Select your car to check fitment.

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Pre-Order

Available for Preorder. Ships within 4-6 weeks.

Description

Benefit Note:
Heavy duty turnbuckle adjustable trailing arms provides incremental on car adjustability of differential pinion angle. This allows you to dial in more or less traction under heavy acceleration.

*All prices shown on the Whiteline website include GST. You will not be charged any additional fees related to tax.

Specifications

Packaged Weight and Dimensions

More Information
Units	Weight	Length	Width	Height
cm/kg	2.36kg	36cm	6cm	18cm
in/lbs	5.2lbs	14.17"	2.36"	7.09"

Units	cm/kg	in/lbs
Weight	2.36kg	5.2lbs
Length	36cm	14.17"
Width	6cm	2.36"
Height	18cm	7.09"

Misc. Product Information

More Information
SKU	KTA103
Components Per	2 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: 2 Arms
EAN	9319924343478

Installation & Fitment Guide

More Information
Installation Time	2 Hours
Installation Difficulty	Tricky installation may take longer then you think if you are not experienced.
Wheel Alignment Required	Yes
Recommend Wheel Alignment	Front 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

Shipping Times

You can use the shipping calculator to find your shipping costs. The shipping calculator will also show all shipping prices.

Returns

We guarantee the fitment and quality of our products, but if you choose to return an item, we offer a generous 60 day returns policy. See our returns policy here.

Warranty

All products sold by Whiteline are covered by a national warranty. The product's warranty is subject to conditions from the date of purchase, unless otherwise stated on the item.

Warranty claims must meet certain criteria and be sent to Whiteline with a receipt to be eligible for a refund. See full warranty claim criteria here.