Updated specs are available.
Differential drive-pinion/ring-gear backlash — minimum (NB1)
This spec doesn't apply to the car you selected.
Not yet checked against the factory manual for your car's year. It's verified in the 1999 Mazda MX-5 Miata Workshop Manual; later manuals may differ.
≈0.00197 in (0.05 mm) minimum0.05 mm minimum
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Minimum listed separately in the factory technical table. The assembly setup target remains 0.09–0.11 mm; do not set backlash to the minimum when assembling the differential. Use the full factory procedure for the cross-position inspection as well.
Applies to
- NB 1999–2000 (BP-4W) — Actual 1999 factory evidence; other years in the approved family inferred with owner approval.
- Verified in: 1999 Mazda MX-5 Miata Workshop Manual
Sources (1)
View 1 source citations
Page 03–50–1 (PDF p. 370) · Printed value & notes
Page 03–50–1 (PDF p. 370)Printed: “Backlash of drive pinion and ring gear (mm {in}) Minimum 0.05 {0.002}”
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