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.

BTK009

Front & Rear Sway Bar Vehicle Kit Toyota Supra A90 BMW Z4 G29

Front & Rear Sway Bar Vehicle Kit Toyota Supra A90 BMW Z4 G29

Includes BTF99Z, BTR99Z, KLC140-395 and KLC174

Item Price

$728.88

SKU	BTK009
Warranty	3 Years
Installation Time	5 Hours
Fitting Position	Front and Rear

Select your car to check fitment.

in stock

Ships within 24hrs

Description

Engineered to "Activate More Grip", BTK009 is a packaged solution designed to improve performance and enhance the driving experience of your vehicle. Boasting a 24mm 2 point adjustable front sway bar and 18mm 3 point adjustable rear sway bar, the kit is completed with front and rear sway bar links and mounting accessories (where applicable) that ensure optimum performance and ease of installation. Achieve perfect balance and precise tuning with this Whiteline Sway Bar Kit.

*Tax is calculated at checkout based on local regions tax laws. For international orders, tax is removed, local import duties or taxes may apply but will not be charged by us.

Specifications

Kit Specifications

Location	Sway Bar	Diameter (mm)	Diameter (in) Fraction	Diameter (in) Decimal	Material	Sway Bar Adjustment Type	Sway Bar Link Included
Front	BTF99Z	24	61/64"	0.944	Solid Spring Steel	2 Point Adjustable	Yes
Rear	BTR99Z	18	23/32"	0.708	Solid Spring Steel	3 Point Adjustable	Yes

Location	Front	Rear
Sway Bar	BTF99Z	BTR99Z
Diameter (mm)	24	18
Diameter (in) Fraction	61/64"	23/32"
Diameter (in) Decimal	0.944	0.708
Material	Solid Spring Steel	Solid Spring Steel
Sway Bar Adjustment Type	2 Point Adjustable	3 Point Adjustable
Sway Bar Link Included	Yes	Yes

Adjusting the sway bar's soft to hard setting will modify its torsion regidity, causing the sway bar to operate as per the size below.

Misc. Product Information

More Information
SKU	BTK009
Components Per	2 Sway Bars, 4 Bushings, 4 Lateral Locks
Kits Required	1
Kit Contents	2 Sway Bars, 4 Bushings, 4 Lateral Locks
Sub brand	Performance
Product Note	Enhances agility without sacrificing ride comfort; a complete, premium upgrade. Includes: 24mm 2 point adjustable Front Sway bar & 18mm 3 point adjustable Rear Sway bar.
EAN	9319924461479

Installation & Fitment Guide

More Information
Installation Time	5 Hours
Installation Difficulty	Suspension Specialist recommended.
Wheel Alignment Required	Yes
Recommend Wheel Alignment	Front and 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

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 products 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.

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We are experiencing high demand during our sale — orders are being processed as quickly as possible, and your order is a priority. Dispatch may take a little longer than usual, but we will still get your order out the door ASAP.