Whiteline BTR99Z Rear 18mm Heavy Duty Adjustable Swaybar — Fits 2019-2024 BMW Z4/Toyota GR Supra

Save 5%
SKU: WHLBTR99Z
No reviews

About Whiteline Whiteline is the Australian leader in handling-focused suspension ...Read More

Price:
Sale price$197.99 Regular price$207.88
Add To Cart
×

Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Whiteline

Whiteline is the Australian leader in handling-focused suspension hardware — anti-sway bars, control arm bushings, alignment correction kits, and limited-slip differentials. Engineered for Subaru WRX/STI, Mitsubishi EVO, and modern performance platforms.

Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar for 2019-2024 BMW Z4 & Toyota GR Supra

Elevate the performance and handling of your 2019-2024 BMW Z4 or Toyota GR Supra with the Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar. Engineered with Whiteline's renowned 'Activate More Grip' technology, this swaybar is designed to significantly reduce body roll, allowing for flatter cornering and enhanced stability. By minimizing lateral chassis movement, it ensures that tire grip is maximized, providing a more connected and responsive driving experience, especially during spirited driving or track use.

Key Performance Advantages:

  • Reduced Body Roll: Minimizes unwanted lean during high-speed cornering and aggressive maneuvers.
  • Enhanced Grip & Stability: Improves tire contact and overall vehicle composure through turns.
  • Adjustable Tuning: Offers flexibility to fine-tune the rear suspension's characteristics for optimal performance.
  • Heavy Duty Construction: Built to withstand the demands of performance driving.
  • Precise Fitment: Designed for specific models including BMW Z4 (sDrive30i, sDrive M40i, M40i) and Toyota GR Supra (Base, Premium, Launch Edition, A91 Edition).

The Whiteline BTR99Z swaybar is a critical upgrade for owners seeking to extract the maximum potential from their performance vehicles. It contributes to improved handling dynamics, enhanced driver confidence, and can help promote more even tire wear. Experience the pinnacle of suspension tuning with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2019-2024 BMW Z4 sDrive30i
2020 BMW Z4 M40i First Edition
2020-2021 BMW Z4 sDrive M40i
2022-2024 BMW Z4 M40i
2020 Toyota GR Supra Launch Edition
2020-2024 Toyota GR Supra Base
2020-2024 Toyota GR Supra Premium
2021-2022 Toyota GR Supra A91 Edition

Product Details

Product Description
Part Numbers
Sizing & Fit

About Whiteline

Whiteline is the Australian leader in handling-focused suspension hardware — anti-sway bars, control arm bushings, alignment correction kits, and limited-slip differentials. Engineered for Subaru WRX/STI, Mitsubishi EVO, and modern performance platforms.

Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar for 2019-2024 BMW Z4 & Toyota GR Supra

Elevate the performance and handling of your 2019-2024 BMW Z4 or Toyota GR Supra with the Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar. Engineered with Whiteline's renowned 'Activate More Grip' technology, this swaybar is designed to significantly reduce body roll, allowing for flatter cornering and enhanced stability. By minimizing lateral chassis movement, it ensures that tire grip is maximized, providing a more connected and responsive driving experience, especially during spirited driving or track use.

Key Performance Advantages:

  • Reduced Body Roll: Minimizes unwanted lean during high-speed cornering and aggressive maneuvers.
  • Enhanced Grip & Stability: Improves tire contact and overall vehicle composure through turns.
  • Adjustable Tuning: Offers flexibility to fine-tune the rear suspension's characteristics for optimal performance.
  • Heavy Duty Construction: Built to withstand the demands of performance driving.
  • Precise Fitment: Designed for specific models including BMW Z4 (sDrive30i, sDrive M40i, M40i) and Toyota GR Supra (Base, Premium, Launch Edition, A91 Edition).

The Whiteline BTR99Z swaybar is a critical upgrade for owners seeking to extract the maximum potential from their performance vehicles. It contributes to improved handling dynamics, enhanced driver confidence, and can help promote more even tire wear. Experience the pinnacle of suspension tuning with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2019-2024 BMW Z4 sDrive30i
2020 BMW Z4 M40i First Edition
2020-2021 BMW Z4 sDrive M40i
2022-2024 BMW Z4 M40i
2020 Toyota GR Supra Launch Edition
2020-2024 Toyota GR Supra Base
2020-2024 Toyota GR Supra Premium
2021-2022 Toyota GR Supra A91 Edition

Product Details

Product Description

About Whiteline

Whiteline is the Australian leader in handling-focused suspension hardware — anti-sway bars, control arm bushings, alignment correction kits, and limited-slip differentials. Engineered for Subaru WRX/STI, Mitsubishi EVO, and modern performance platforms.

Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar for 2019-2024 BMW Z4 & Toyota GR Supra

Elevate the performance and handling of your 2019-2024 BMW Z4 or Toyota GR Supra with the Whiteline BTR99Z Heavy Duty Adjustable Rear Swaybar. Engineered with Whiteline's renowned 'Activate More Grip' technology, this swaybar is designed to significantly reduce body roll, allowing for flatter cornering and enhanced stability. By minimizing lateral chassis movement, it ensures that tire grip is maximized, providing a more connected and responsive driving experience, especially during spirited driving or track use.

Key Performance Advantages:

  • Reduced Body Roll: Minimizes unwanted lean during high-speed cornering and aggressive maneuvers.
  • Enhanced Grip & Stability: Improves tire contact and overall vehicle composure through turns.
  • Adjustable Tuning: Offers flexibility to fine-tune the rear suspension's characteristics for optimal performance.
  • Heavy Duty Construction: Built to withstand the demands of performance driving.
  • Precise Fitment: Designed for specific models including BMW Z4 (sDrive30i, sDrive M40i, M40i) and Toyota GR Supra (Base, Premium, Launch Edition, A91 Edition).

The Whiteline BTR99Z swaybar is a critical upgrade for owners seeking to extract the maximum potential from their performance vehicles. It contributes to improved handling dynamics, enhanced driver confidence, and can help promote more even tire wear. Experience the pinnacle of suspension tuning with GGCRACING.

Vehicle Fitment

Years Make Model Trim
2019-2024 BMW Z4 sDrive30i
2020 BMW Z4 M40i First Edition
2020-2021 BMW Z4 sDrive M40i
2022-2024 BMW Z4 M40i
2020 Toyota GR Supra Launch Edition
2020-2024 Toyota GR Supra Base
2020-2024 Toyota GR Supra Premium
2021-2022 Toyota GR Supra A91 Edition

DRIVERS Also Bought

Recently viewed