← Mazda Miata NB (1999-2005 US model years)
Will NB2 (2001-05) seatbelts with pyrotechnic pretensioners fit a Mazda Miata NB (1999-2005 US model years)?
Short answer: No. Reported
No: Listed as not compatible: NB2 belts have a pyrotechnic pretensioner that the NB1 is not wired for.
Safety-critical part. This claim comes from community or vendor sources, not the vehicle or part manufacturer, so its confidence is capped at "Reported". Have the work done or checked by a qualified professional and confirm part numbers with the manufacturer.
| Part | NB2 (2001-05) seatbelts with pyrotechnic pretensioners |
|---|---|
| Vehicle | Mazda Miata NB (1999-2005 US model years) |
| Years | 1999-2000 |
| Trim / condition | NB1 |
| Verdict | Does not fit |
| Confidence | 2 of 3 — Stated by one reasonably reputable source (retailer, shop, magazine). Not independently confirmed. |
| Last verified | 2026-10-20 (date the cited sources were last read) |
Details
Listed as not compatible: NB2 belts have a pyrotechnic pretensioner that the NB1 is not wired for. Restraints are safety-critical; use the belts specified for your car.
Sources
- NB Miata Compatibility Guide (NB2 to NB1) — Redline Auto Parts (used-parts dealer; hands-on checks, own disclaimer; Dec 2018) (vendor article; read 2026-10-20; full page read)
Summaries are in our own words. Fitment is not guaranteed — disclaimer.
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