Spirit Performance Inc. offer the SPEC-S Suspension Kit mainly for circuit use. The damping force is adjustable between 12 and 24 stages, depending on the vehicle specific kit. For strut type vehicles, it is possible to choose between inverted and upright monotubes. The springs for these kits are typically made by KYB, although other options may be available upon request. These kits are made-to-order and spring rates, damping force, stroke, etc, are able to be made to your specifications upon request for some vehicles.
Features
- Circuit Spec Suspension
- Damping adjustments (12~24 stages, depending on vehicle)
- KYB Springs (standard)
Notes
- For the AE111 Super Strut kit, the customer is responsible to supply the lower portion of their existing suspension.
We ship to the United States and 150 other countries.
Japan Post EMS & ePacket, FedEx, DHL and more.
| Vehicle | Part | Front Spring | Rear Spring | Upper Mounts | Price | Order |
|---|---|---|---|---|---|---|
| SPI-SS-AE111 | ||||||
| Corolla - AE111 Super Strut | with KYB Springs | 8 kgf/mm | 6 kgf/mm | Pillow Type | | |
| SPI-SS-AE111 | ||||||
| Corolla - AE111 Super Strut | with Swift Springs | 8 kgf/mm | 6 kgf/mm | Pillow Type | | |
Spirit Performance is a coilover maker in Musashimurayama, Tokyo, set up on 25 May 2006 with the suspension business Acre. Spirit Performance builds each damper by hand, with the Spec-N and Spec-N+ for the street and the made-to-order Spec-S and Spec-X for the circuit, each also offered for imported cars.
Spirit Performance builds for cars outside its fitment list on request, makes its own springs for special orders, and has been the Japanese distributor of Hawk Performance brake pads since 2016.
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About Nengun Performance
Since the year 2000, Nengun Performance has supplied over 500,000 parts direct from Fukuoka, Japan to 170 countries worldwide. If you have any questions, our experienced and friendly customer service team is always happy to help, please send us an enquiry.











