Whiteline Adjustable Swaybar (REAR)

2020–2024 Toyota GR Supra

BTR99Z

Overview:

The Whiteline Adjustable Rear Swaybar for the Toyota GR Supra (2020–2024) is engineered to significantly enhance your vehicle’s cornering performance by reducing body roll. Designed for enthusiasts seeking improved handling without compromising ride comfort, this swaybar spreads lateral loads more evenly across the tires, resulting in increased grip and better overall stability during aggressive driving. It represents one of the most cost-effective upgrades to elevate your Supra’s handling dynamics, improving safety, tire wear, and driver confidence on both street and track.

Whether you are a spirited street driver or a track day enthusiast, this adjustable swaybar allows you to fine-tune your vehicle’s balance to match your driving style and road conditions, delivering a more connected and responsive driving experience.

Key Features:

Whiteline’s rear swaybar incorporates advanced design and materials to maximize performance and durability. Key features include:

• Multi-point adjustment settings for precise tuning of roll stiffness and handling characteristics
• Large diameter bar for increased torsional resistance and reduced body roll
• Forged ends for maximum strength at the swaybar link mounting points
• DIY lateral locks to prevent sideways movement under cornering loads
• Internal grease reservoirs providing continual self-lubrication for reduced friction and extended component life
• Use of synthetic elastomer mounts with internal bore knurling and grease retention lips for optimum lubrication and performance
• Protective powder coating that resists corrosion and harsh environmental conditions
• Premium anodized alloy adjustment components offering long-lasting corrosion resistance and a clean appearance
• Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended durability

Construction & Design:

The Whiteline Adjustable Rear Swaybar is crafted from high-quality steel with a robust powder-coated finish that provides superior protection against corrosion and wear. The forged ends enhance strength where the swaybar connects to the suspension links, ensuring reliable performance under high stress. The synthetic elastomer mounts feature advanced internal bore knurling and grease retention lips, which maintain optimal lubrication and reduce bushing wear over time. This combination of materials and engineering results in a swaybar that is both durable and effective in delivering consistent handling improvements.

Performance & Sound

By reducing body roll, this swaybar improves lateral grip and vehicle stability during cornering, allowing the Toyota GR Supra to maintain higher speeds through turns with increased driver confidence. The adjustable design lets drivers tailor the handling balance to their preference, whether aiming for a more neutral or a slightly oversteering setup. Importantly, these handling gains are achieved without negatively impacting ride quality or introducing unwanted noise, preserving the comfort and refinement expected from the Supra.

Installation & Fitment:

The Whiteline Adjustable Rear Swaybar is designed as a direct fit upgrade for the 2020–2024 Toyota GR Supra, requiring no modifications to existing suspension components. Installation can typically be completed with basic hand tools and standard mechanical knowledge. The included hardware and detailed instructions ensure a straightforward installation process, making it accessible for experienced DIY enthusiasts as well as professional installers.

What's Included:

• Whiteline Adjustable Rear Swaybar
• High-performance synthetic elastomer swaybar mounts
• DIY lateral locks
• Extreme pressure molybdenum disulphide (LM) based grease
• All necessary mounting hardware
• Installation instructions

Ideal For:

This swaybar is ideal for Toyota GR Supra owners looking to enhance their vehicle’s handling performance for spirited street driving, track days, or autocross events. It suits drivers who want a reliable, adjustable solution to reduce body roll and improve cornering grip without sacrificing ride comfort or daily drivability.

Whiteline is a performance suspension specialist with a reputation for components that improve balance, steering precision, and grip—sway bars, bushings, control arms, and complete handling kits built for spirited street driving, autocross, and track use. If you’re chasing a tighter, more confidence-inspiring chassis without going full racecar harshness, Whiteline is a proven bolt-on solution.