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Product Details

BC Racing ZX Series Coilovers for the 2022+ Nissan Z (RZ34) offer the most adjustability of any BC Racing Coilover System to date. Each ZX Series Coilover System is track tested and developed specifically for racers looking for more damping adjustability than the ER or HR Series can provide. The ZX Series offers 15-clicks of low-speed compression adjustment, 12-clicks of high-speed compression adjustment, and 30-clicks of rebound adjustment. They also offer full height adjustability independent of piston shaft travel and spring compression.

For vehicles with front and rear McPherson struts, the ZX Series comes standard with an inverted mono-tube damper. The damper has a steel braided line exiting the top of the damper leading to the external reservoirs that can be remotely mounted on the chassis for easy adjustment.

Vehicles with a Double A-Arm suspension come with upright dampers. These dampers have steel braided lines or solid stems that exit the damper at the bottom and lead to the external reservoir that can be mounted under the chassis or on the shock body itself.

Not all vehicles allow for inverted front and rear dampers. In such cases, an upright mono-tube damper will be supplied. The braided line/hard stem for the external reservoir exits the base of the damper when not inverted.

Features

  • Inverted mono-tube damper
  • Linear twin-piston design
  • Swift Springs come standard on ZX Series Coilovers
  • Height adjustment independent of spring compression
  • 30-clicks of rebound adjustment
  • 15-clicks of low-speed compression adjustment
  • 12-clicks of high-speed compression adjustment
  • Front and rear camber plates standard on all applicable kits
  • Front and rear pillowball mounts standard when camber plates do not apply
  • Custom spring rates available
  • Custom valving or valving paired for custom spring rates
  • 2 year warranty against manufacturing defects
  • Fully rebuildable with replacement parts
Specifications
Part Number D-121-ZX
Part Name ZX Series Coilovers
Vehicle 2022+ Nissan Z
Chassis Code RZ34
Front Springs (kg/mm) 62-220-9K
Rear Springs (kg/mm) 62-220-6K
Front Swift Springs (kg/mm) 62-228-X
Rear Swift Springs (kg/mm) 62-229-X
Front Camber Plates Not Applicable
Rear Camber Plates Not Applicable
Note 1 True Rear Coilover
Vehicle Fitment
  • 2022 Nissan Z (RZ34)
  • 2023 Nissan Z (RZ34)
  • 2024 Nissan Z (RZ34)
  • 2025 Nissan Z (RZ34)

Reviews / Q&A

FAQs

Please read our FAQs page to find out more.

How much will BC Coilovers lower my car?

On average, Standard Drop allows about 1-2 inches of drop range below factory ride height. Extreme Low allows about 2-3 inches of drop.

Can BC Coilovers achieve factory ride height?

No. In most cases, factory ride height cannot be achieved.

Will the struts be valved correctly?

Yes! The shocks and/or struts are always valved to match the spring rates you choose during a custom build. There is no additional cost.

Can they be rebuilt?

Yes, all BC Racing Coilovers can be rebuilt by purchasing individual replacement parts. For example, if a strut leaks, you can simply replace the shock cartridge.

Is there rush shipping available?

Rush shipping is not offered, but all in-stock kits ship very fast— most by the next day.

Customizing the coilovers in any way will delay the shipment by a few weeks on average.

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