TEIN Coilover Flex Z MX-5 NA / NB

The Tein Flex Z coilover kit is the ideal solution for drivers seeking a balance between sporty handling and everyday comfort. As a direct evolution of the popular Flex Street, the Flex Z combines precise performance with a comfortable ride – all at an outstanding price-performance ratio.

Manufactured in Japan and equipped with high-quality twin-tube technology, this suspension delivers stable, controlled damping on rough roads and excellent precision at higher speeds, whether on the street or the track.

Technical Features

• Independent adjustment of ride height and spring preload
• 16-way damping adjustment (combined compression and rebound)
• Spring rates: 7 kg/mm front, 6 kg/mm rear
• Lowering range:
  • Front: +20 mm to -77 mm
  • Rear: -1 mm to -93 mm
• Front top mounts: spherical bearings with camber adjustment (depending on model)
• Compatible with Tein EDFC and EDFC Active (not included)
• Tein part number: VSM40-C1SS1
• Plug & Play installation – all necessary components included
• Reliable spare parts supply directly from Tein

Technology & Construction

• Twin-tube oil and gas design for comfort at low speeds and precision at high speeds
• New oil formulation ensures consistent damping performance across all temperatures
• Ride height adjustment via damper body – full suspension travel retained regardless of height
• Cold-formed springs with powder coating – resistant to sagging, stone chips, and corrosion
• Uniball top mounts for direct steering response and improved feedback
• 1-year manufacturer warranty
• Limited replacement service – worn dampers can be purchased and replaced individually

Kit Contents

• 4 adjustable dampers
• 4 main springs
• 4 top mounts (front & rear)
• 4 bump stops
• 4 dust boots
• 2 spanner wrenches
• 8 adjustment collars
• 1 user manual
• 1 sticker sheet

Benefits

• Made in Japan – premium build quality
• TÜV certificate available – legal for road use
• All-round performance for street and track
• Electronic damping control possible via EDFC (optional)
• Fast and reliable spare parts availability

Installation and tuning available at SPS Motorsport. To schedule an appointment, contact us at termin@sps-motorsport.com.

TÜV certificate available – for hassle-free registration.