Mazda MX-5 NC.
The coilover guide.
Shop the coiloversKeep the MX-5's willingness to move with the road, or build it around a regular track-day habit. Start with the engine, year and roof before choosing the dampers.
The MX-5 grew up. It still likes a good road.
A road-driven NC needs enough suspension travel to work over a rough lane. We'd choose the ride height and damping with that in mind, then spend time on the alignment. A low car that keeps hitting its bump stops will miss much of what makes an MX-5 enjoyable.
For circuit use, tell us about the tyres, wheel sizes and how often the car goes on track. That gives a much better starting point for spring and damper choices than the amount of lowering on its own.
Mazda unveiled the third-generation MX-5 in 2005, with a 2.0-litre engine and a 1.8-litre option for Europe. The NC brought more room and comfort to the two-seat roadster while retaining rear-wheel drive. Underneath are double wishbones at the front and a multi-link rear suspension.
The folding-hardtop version followed in 2006, sold as the Roadster Coupe in Europe. Mazda tuned its suspension for that model, so the roof belongs in a coilover enquiry alongside the engine and year. The fourth-generation MX-5 arrived in 2015; a late registration alone does not identify an NC.
The current aftermarket gives the NC several different routes: a height-adjustable kit with fixed damping, adjustable road dampers, or a system with separate compression and rebound controls for sustained track work. Choose the controls you will actually use, keeping worn bushes, tyres and alignment in the plan.
Model history: Mazda: third-generation launchMazda: retractable hardtopMazda: fourth-generation production.
Start with your MX-5 NC.
Match the model year, engine and body style before comparing brands.
NC / NCEC: engine and year
Our NC guide includes the NCEC designation used by BC Racing and TEIN. Bilstein's 47-131811 application names 1.8 and 2.0 engines for March 2005 to December 2014, with axle-load limits. TEIN's two listed UK kits name the 2.0-litre NCEC for 2006–2014. Those dates and engine conditions stay attached to the individual part number.
Compare the NC listings
Roadster Coupe / PRHT
Tell us if your car has the power-retractable hardtop. TEIN explicitly says its FLEX Z application has not been tested with that roof. An empty roof note on another kit does not confirm it. We'll check the exact engine, year, roof and kit specification before recommending a Roadster Coupe application.
Ask about my folding-hardtop carWhat do you want
from the car?
Road miles, circuit weekends or a car built around the lap. Start with how you drive.
Prioritise a settled ride and usable travel. Fixed damping can suit a car whose main adjustment will be its ride height.
Read the buying advice
Bilstein B14 47-131811 gives the listed NC applications height adjustment with fixed damping. It has no damping dial. Compare that approach with BC Racing's selected BR configuration or TEIN FLEX Z if you want to tune the damping too. The B14 listing gives front and rear lowering of approximately 30–50 mm, subject to its application and axle limits; that range is not a target every road car needs to reach.
- Keep useful suspension travel
- Choose whether you need a damping dial
- Set the height before alignment
Build around the tyres and how much road driving you still do. Compare the damping construction and supplied mounts.
Read the buying advice
TEIN MONO SPORT GSM74-71SS3 is a monotube kit with 16 levels adjusting compression and rebound together. The verified UK entry is the 2.0-litre NCEC, with rubber upper mounts and 8 kgf/mm front / 6 kgf/mm rear springs. FLEX Z uses a twin-tube design and a different 7 / 5 kgf/mm spring specification. Compare those actual differences and the roof conditions, then agree a starting setting for your car.
- Tyres and alignment guide the setup
- Compare monotube and twin-tube designs
- Confirm the roof application
Separate damping controls earn their place when you are recording changes and working around a known tyre and spring specification.
Read the buying advice
AST 5200 RIV-M1205S separates rebound and compression. AST 5300 adds separate high- and low-speed compression controls; MOTON offers two- and three-way NC listings too. Agree the spring specification, reservoir mounting and adjustment access with the installer. Keep a setup record between sessions so each change answers a handling problem.
- Separate rebound and compression
- Plan reservoir mounting and access
- Record changes between sessions
A coil spring around each rear damper.
The rear spring surrounds the damper on a standard Mazda MX-5 NC.
Component layout only. Mounts, dimensions and adjusters vary by kit.The NC's rear spring surrounds the shock absorber. The spring and shock come out as an assembly. Mazda describes the rear wheel location as multi-link.
Height adjustment depends on the kit. Some designs change height at a spring platform; others have a separate lower-body adjustment. Follow the instructions for the actual damper, including its preload and permitted height range.
A mount photograph or a generic kit description cannot establish the NC hardware in the box. Confirm the supplied or reused upper mounts, spring seats and bump stops for the part number before fitting.
Understand height and preload
Make the alignment part of the job.
Ask the fitter to inspect bushes, joints, mounts and alignment adjusters before setting the final ride height. Worn or seized parts can turn a straightforward suspension change into a longer job. Deal with those first, then measure the car on level ground.
Take the wheel width, offset and tyre size with you. Clearance needs checking as the steering and suspension move, including any anti-roll-bar or drop-link changes. Book the alignment for the settled final height.
Tyres and wheel clearance
Wider wheels and a lower ride height change the space available under the arches. Confirm clearance through steering and compression, and choose tyres before agreeing the suspension setup.
Bushes and upper mounts
Find out which original parts the kit reuses. Rubber mounts can suit a road car; a track-focused mounting choice needs to be considered alongside noise, vibration and maintenance.
Anti-roll bars and drop links
Check the existing bars and links at the final ride height. Make changes to roll stiffness to address the car's balance after the springs, dampers and tyres are working together.
Track preparation
Plan braking, cooling and the circuit's rollover requirements as well as the coilovers. Changes to the car's weight or aero belong in the spring and damping discussion.
The current MX-5 NC range.
Compare the controls and hardware included in each range.
BCR-N-11 names the 2006–2015 NCEC. Compare the selected BR or ER specification inside the product, including mounts and damping controls; different series in the same listing serve different uses.
View BC Racing MX-5 NC kitsBilstein
B14 47-131811 has fixed damping and threaded height adjustment. Its listing gives 680 kg front and 705 kg rear maximum axle ratings. Match those limits and the full application, including original suspension.
View Bilstein MX-5 NC kits
FLEX Z and MONO SPORT are UK 2.0-litre applications here. Their twin-tube/monotube construction and spring rates differ. FLEX Z's untested PRHT note matters; optional EDFC equipment is a separate purchase.
View TEIN MX-5 NC kits
Street, Street Performance, 5200 and 5300 listings offer different mounts and controls. The manufacturer application table names NC; confirm exact hardware separately, particularly where a generic configuration description is unclear.
View AST MX-5 NC kits
The two- and three-way NC listings add separate damping controls and remote reservoirs. Some application tables also name RX-8, but that does not make every Mazda kit interchangeable.
View MOTON MX-5 NC kitsFind your MX-5 NC coilovers.
Prices include UK VAT. Choose an application and brand, then open a kit for its current options and availability.
10 listings
Match the engine, body style and axle-load limits on the product page before ordering.
![BC Racing Coilovers - Mazda Mx-5 (06-15) [NCEC]](/images/09cf8cd191b679-480.webp)
BC Racing · BCR-N-11
BC Racing Coilovers - Mazda Mx-5 (06-15) [NCEC]
NC / NCEC: engine and year
TEIN · VSM74-C1SA3
TEIN FLEX Z Coilovers for Mazda MX-5 NC 2.0 - VSM74-C1SA3
NC / NCEC: engine and year
MOTON · M 521 002S
MOTON 2-Way Motorsport Coilovers for Mazda NC / FE - M 521 002S
NC / NCEC: engine and year
Bilstein · 47-131811
Bilstein B14 Coilover Kit - Mazda MX-5 III (NC) - 47-131811
NC / NCEC: engine and year
AST · ACT-M1205S
AST 5100 Street Performance Coilovers for Mazda NC / FE - ACT-M1205S
NC / NCEC: engine and year
TEIN · GSM74-71SS3
TEIN MONO SPORT Coilovers for Mazda MX-5 NCEC - GSM74-71SS3
NC / NCEC: engine and year
All MX-5 NC kit links and part numbers
- BC Racing · BCR-N-11: BC Racing Coilovers - Mazda Mx-5 (06-15) [NCEC]
- Bilstein · 47-131811: Bilstein B14 Coilover Kit - Mazda MX-5 III (NC) - 47-131811
- TEIN · VSM74-C1SA3: TEIN FLEX Z Coilovers for Mazda MX-5 NC 2.0 - VSM74-C1SA3
- AST · ACS-M1205S: AST 5100 Street Coilovers for Mazda NC / FE - ACS-M1205S
- AST · ACT-M1205S: AST 5100 Street Performance Coilovers for Mazda NC / FE - ACT-M1205S
- AST · RAC-M1205S: AST 5300 3-Way Motorsport Coilovers for Mazda NC / FE - RAC-M1205S
- AST · RIV-M1205S: AST 5200 2-Way Motorsport Coilovers for Mazda NC / FE - RIV-M1205S
- MOTON · M 521 002S: MOTON 2-Way Motorsport Coilovers for Mazda NC / FE - M 521 002S
- MOTON · M 521 003S: MOTON 3-Way Motorsport Coilovers for Mazda NC / FE - M 521 003S
- TEIN · GSM74-71SS3: TEIN MONO SPORT Coilovers for Mazda MX-5 NCEC - GSM74-71SS3
Before you order.
Identify your car
Confirm NC/NCEC, engine, year and whether the car is a soft-top or power-retractable hardtop.
Match the kit
Read the exact part's application dates, roof notes, axle ratings and selected configuration.
Check what’s included
Confirm upper mounts, bump stops, spring seats and any original parts the installer will reuse.
Check your modifications
Give the fitter wheel width, offset, tyre size and intended height for steering and suspension-clearance checks.
Plan fitting
Plan inspection, fitting and alignment together; agree settings and record the starting measurements.
See what the adjustments do.
Damping adjustment explained
What combined, two-way and three-way controls change.
Ride height and spring preload
Understand the two adjustments before choosing a lowering range.
What spring rate tells you
Compare force and movement, read the units and choose a spring with the damper in mind.
Alignment after changing ride height
Set the intended height, check the geometry and keep a useful record of the result.
Questions about Mazda MX-5 NC coilovers.
Check the details before choosing your kit.
Do NC and NCEC refer to the same MX-5 generation?
NCEC is the designation used in several listed applications for the third-generation MX-5. This guide includes explicit NC and NCEC listings. Engine, market, production dates and roof restrictions still need to match the selected kit.
Will every NC coilover kit fit the folding-hardtop Roadster Coupe?
No blanket roof approval applies. TEIN says its listed FLEX Z application has not been tested with the power-retractable hardtop. Give us the engine, year and roof type so we can check the exact kit before you order.
Can I adjust the damping on the Bilstein B14?
The listed 47-131811 B14 kit has fixed damping. Its threaded height adjustment changes ride height within the permitted application range; there is no damping-adjustment dial.
Does the NC have a separate rear spring?
The standard NC rear spring surrounds the damper, forming a spring-and-shock assembly. The multi-link suspension locates the wheel.
How far should I lower a road-driven NC?
Choose a height that retains useful travel and clears your wheels, tyres and everyday roads. Use the exact manufacturer's permitted range, then check the car through steering and suspension movement. A published maximum drop is not a recommended target for every car.
Can I use an RX-8 kit on an NC?
Use a part number whose application table explicitly names the NC. Some AST and MOTON tables list both vehicles, but other manufacturers assign different kits. Shared suspension design alone does not establish interchangeability.
Do I need alignment after fitting coilovers?
Have the wheel alignment set after the final ride height is established and the suspension has settled. Tell the fitter about road use, circuit use and tyre choice, and keep the measurements for later adjustments.
Let’s talk suspension.
Tell us the engine, roof type, wheels and how you use your MX-5. We can help check the application and compare the controls you need.