







Öhlins Road & Track Coilovers for Mazda MX-5 NA 1989-1997 & NB 1997-2005
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Description
Öhlins Road & Track Coilovers – Mazda MX-5 NA (1989–1997) & NB (1997–2005)
Part Number: MAS MI20S1 | Fitment: Mazda MX-5 NA (1989–1997) & Mazda MX-5 NB (1997–2005)
Over 40 years of motorsport engineering distilled into a street-ready coilover kit. The Öhlins Road & Track series delivers a genuine racing experience without sacrificing daily drivability — thanks to Öhlins' proprietary Dual Flow Valve (DFV) technology. Featuring conventional shock absorbers front and rear with dustcovers, single bleed adjusters, and springs included as a complete car set. Approximately 15mm drop with the recommended setup.
Technical Specifications
| Part Number | MAS MI20S1 |
| Technology | DFV — Dual Flow Valve |
| Front Damper Type | Conventional shock absorber |
| Rear Damper Type | Conventional shock absorber |
| Damping Adjustment | Single bleed adjuster (front & rear) |
| Front Spring Rate | 80 N/mm — included |
| Rear Spring Rate | 60 N/mm — included |
| Lowering Range | Approx. 15mm below standard (front & rear) |
| Dustcovers | Included (front & rear) |
| Springs Included | Yes — front & rear springs included |
| Rebuildable | Yes |
| Corrosion Testing | ISO 9227 salt spray tested |
| Warranty | 2-year limited warranty |
Included Springs
| Position | Spring Rate |
|---|---|
| Front | 80 N/mm |
| Rear | 60 N/mm |
General Features
- DFV technology (Dual Flow Valve) — Öhlins' proprietary damping system
- Individual height adjustment — approx. 15mm below standard
- Single bleed adjuster — compression and rebound
- Rebuildable for custom tuning
- Corrosion salt spray tested (ISO 9227)
- 2-year limited warranty
- Front & rear springs included
Front Features
- Conventional shock absorber
- Single bleed adjuster
- Spring preload adjuster
- Height adjustable — approx. 15mm lower than standard
- Coil springs included (80 N/mm)
- Dustcovers included
Rear Features
- Conventional shock absorber
- Single bleed adjuster
- Separate spring preload adjuster — approx. 15mm lower than standard
- Spring preload adjuster
- Coil springs included (60 N/mm)
- Dustcovers included
Kit Contents
- Complete coilover kit including springs and all mounting parts
- Dustcovers (front & rear)
- C-spanner for spring preload adjustment
- Owner's manual and mounting instructions
- Öhlins sticker set
What is DFV (Dual Flow Valve)?
DFV is Öhlins' proprietary damping technology that sets the Road & Track range apart from conventional coilovers. The dual flow valve provides consistent damping characteristics on both compression and rebound strokes — the damper fluid follows a consistent flow path in both directions. This means the wheel and tyre can rapidly return to the road surface after a bump, maximising grip and traction at all times.
Because DFV opens more quickly on minor road imperfections, ride comfort is surprisingly supple — more akin to an OEM strut than a typical coilover. Over undulating surfaces, the compliance of the R&T units allows the car to crest bumps and potholes while remaining stable and in control. Traction is always maintained at its optimum level.
Why Öhlins Road & Track?
- ✅ Over 40 years of motorsport engineering heritage — trusted by factory race teams worldwide
- ✅ DFV technology — genuine race-car response with OEM-level daily comfort
- ✅ Covers MX-5 NA & NB — one kit for both classic generations of the iconic roadster
- ✅ Springs & dustcovers included — complete kit, ready to fit
- ✅ Rebuildable, ISO 9227 corrosion-tested, 2-year limited warranty
Vehicle Fitment
| Mazda MX-5 | NA — 1989–1997 |
| Mazda MX-5 | NB — 1997–2005 |
If you're unsure whether this will fit your vehicle, contact our team of experts via email at hello@iilumolab.com and send through a few photos of the car for us to verify fitment.
Installation
We always recommend professional fitment for guaranteed satisfaction. If you're wanting a hassle-free installation, feel free to contact our friendly team as we offer installation services in-store at our Melbourne workshop. For more details, contact us here.
Note
Upon receiving the item, please ensure that the part is indeed the correct item you have ordered. This can be achieved by checking labels on the packaging. Please also ensure a proper test fit of the item is conducted prior to paint and/or installation. Returns/Warranty claims will be voided if the item has been tampered with, or is no longer in resalable/new condition.

