Complete Rear Subframe / Crossmember and Suspension Arms Kit Including all fasteners,
Replacement rear subframe / rear crossmember, brace bar, suspension arms and fasteners kit for Mazda MX-5 Mk3 / Mk3.5 / Mk3.75 (NC) 1.8L and 2.0L models listed in the compatibility table.
What you see in the image is what you get! A complete kit compromising of Genuine Mazda Suspension arms and fasteners couples with a high quality MazSpec aftermarket subframe!
The rear subframe is the main structural mounting member for key rear suspension and driveline components. It supports the rear lower arms, suspension links, differential mounting area and related rear axle components, helping maintain correct suspension geometry, wheel alignment and chassis rigidity.
This part is commonly replaced when the original rear subframe and suspension components are heavily corroded, accident damaged, distorted, cracked, has damaged mounting points, or is no longer suitable for safe refurbishment. On older MX-5 NC vehicles, rear subframe corrosion is a common reason for replacement, especially where the car has seen winter road salt or poor underbody protection.
- Part type: Rear subframe / rear crossmember / suspension crossmember with all suspension arms and fasteners required.
- Primary use: Rear suspension and driveline mounting structure
- Location: Rear underside of vehicle
- Quantity per vehicle: 1
- Brand: MazSpec / Genuine Mazda Combination Kit
- Subframe: NE51-28-800A
- Designed for Mazda MX-5 Mk3 / Mk3.5 / Mk3.75 (NC) applications listed in the compatibility table
Fitment advice: Designed for the Mazda MX-5 NC variants listed in the compatibility table, covering Mk3, Mk3.5 and Mk3.75 soft-top and Roadster Coupe / PRHT models with 1.8L L8-DE and 2.0L LF-VE petrol engines. For imported, modified or previously repaired cars, matching the Mazda part number from the original rear subframe is the best way to confirm the correct replacement style before fitting.
Other items to consider: When changing this part, you may also want to consider purchasing related items such as anti-roll bar brackets, drop links, wheel bearings and brake disc covers.
Useful tools / consumables: Vehicle lift or axle stands, transmission jack or support table, socket set, breaker bar, torque wrench, penetrating oil, alignment tools, pry bars, wire brush, anti-corrosion coating, thread cleaning tools and suitable workshop support equipment for safely lowering and refitting the rear subframe assembly.
Difficulty guide: DIY Difficulty: Advanced. Replacing the rear subframe normally involves supporting the vehicle securely, removing or supporting rear suspension and driveline components, dealing with seized/corroded fixings and carrying out a full suspension alignment afterwards. This is best suited to experienced DIY mechanics or a workshop with lifting equipment.
Why buy from Mazspec? Mazspec specialises in Mazda and MX-5 parts, with practical knowledge of common NC underbody corrosion, suspension hardware and rear subframe replacement jobs. We source genuine Mazda components through trusted OE channels and can help with related suspension arms, bolts, bushes, alignment hardware and service parts needed for the job.
What’s in the box:
- MSC0001 Subframe
- MSC0002 Brace Bars Qty 2
- 994661-225 Qty 6
- NE51-28-500B Qty 1
- NE51-28-550B Qty 1
- NE51-28-600B Qty 1
- NE51-28-650B Qty 1
- NE51-28-D00B Qty 1
- NE51-28-D10B Qty 1
- NE51-28-45XB Qty 2
- NE51-28-200A Qty 2
- KD35-28-66Z Qty 2
- KD35-28-473 Qty 2
- 9YB0-41-216 Qty 8
- F151-28-66Z Qty 2
- F151-28-473 Qty 2
- 9YB0-41-406A Qty 2
- 9YA0-21-223A Qty 8
- 9YA9-91-004 Qty 2
- 99940-1001S Qty 2
- 9945-41-270 Qty 2
- H266-28-091 Qty 6
- 9YB0-41-215 Qty 2
- 9YB0-41-404 Qty 4
Installation notes: Support the vehicle safely before removal. Inspect all suspension arms, bushes, differential mounts and mounting hardware during the job. Replace corroded or damaged fixings, torque all fasteners to Mazda workshop manual specification and carry out a full four-wheel alignment after installation.
| Make | Model | Sub Variant | Chassis / Code | Years | Power (PS) | Engine Codes | Fuel | Transmission | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Mazda | MX-5 Mk3 (NC) | Soft-top | NC / NCEC | 2005–2008 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Mazda | MX-5 Mk3 (NC) | Roadster Coupe / PRHT | NC / NCEC | 2006–2008 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Mazda | MX-5 Mk3.5 (NC facelift) | Soft-top | NC / NCEC | 2009–2012 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Mazda | MX-5 Mk3.5 (NC facelift) | Roadster Coupe / PRHT | NC / NCEC | 2009–2012 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Mazda | MX-5 Mk3.75 (NC facelift) | Soft-top | NC / NCEC | 2013–2015 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Mazda | MX-5 Mk3.75 (NC facelift) | Roadster Coupe / PRHT | NC / NCEC | 2013–2015 | 126 / 160 | L8-DE, LF-VE | Petrol | 5MT / 6MT / 6AT | Rear subframe / rear crossmember for this model and variant. |
| Vehicle Manufacturer | OEM Reference Number |
|---|---|
| Mazda | NE51-28-800B |
| Mazda | NE5128800B |
| Mazda | NE51-28-800A |
| Mazda | NE5128800A |