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HKS HM Touring-Height Adjustable Spring Toyota GR Supra | BMW B58 Z4 M40i 2019-2024
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HKS HM Touring-Height Adjustable Spring BMW B58 Z4 M40i 2019

HKS Performance Parts Overview

HKS has already developed performance parts for the latest BMW Z4 M40i, keeping in mind the concept of total performance. The HKS suspension system allows for vehicle height adjustment, enabling a maximum lowering of -45mm compared to stock suspension. This innovative design combines durability for extreme driving conditions with a comfortable ride, all while providing a sporty lowdown look. Testing was conducted on the touge-like circuit at Gunma Cycling Center, also known as Gunsai, with renowned Japanese racing driver Manabu Orido.

  • Springs: The springs feature a variable pitch of barrel that stabilizes the car body.
  • Ride Height Adjuster: This adjuster can be utilized with the stock lower spring set, and dust boots can be installed using the same stock suspension.
  • Rear Bump Rubber: HKS has developed a new rear bump rubber specifically for the Z4 M40i, enhancing durability and performance for lowered applications.
  • Rear Dust Boots: Since the stock dust boot is incompatible with the kit, HKS has created a new one for those who wish to have it installed.
  • Spring Rate F/R: 42.6/116.8(N/mm), Height: F=-25 to -45 R=0 to -50 (mm)
Fitment:
  • BMW Z4 M40i 2019
Notes:
  • Expected delivery date in US: Mid of September
  • Front bump rubber requires processing.
  • Packers are necessary when setting the front height to 21 mm or more.

HKS 80280-AT001 Performance Parts

With the 80280-AT001 model, HKS continues to push the boundaries of performance for the BMW Z4 M40i. This suspension system is engineered to enhance both handling and ride quality, ensuring that drivers can enjoy a thrilling yet comfortable driving experience.

Vivid Racing stands out as a large dealer for HKS products, maintaining a substantial inventory to ensure most products are in stock. This partnership allows enthusiasts to easily access high-quality performance parts, including the HKS 80280-AT001, and elevate their BMW Z4 M40i to new heights of performance.

Other Part Numbers:
HKS #hks80280-AT001

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Vehicle
2019
BMW Z4
2020-2024
Toyota Supra

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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