2019 Mazda 3 alternator price snapshot
- Low
- $25
- Average
- $85
- High
- $344

Year-specific price guide
A used 2019 Mazda 3 alternator costs $25 to $344, with a median asking price of $75. Based on 140 priced salvage yard listings across the US, compatible across 2019–2021 (3 model years), updated Aug 17, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$344 | 104 | |
| Grade BStandard used | $45–$143 | 12 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $25–$100 | 24 |
Median by grade
Median asking price by seller-reported condition grade · $25–$344 overall range
Replacement cost
Labor is a typical independent-shop range for alternator replacement, not a quote for your vehicle. The part price is the live median from the salvage-yard listings on this page. Full alternator replacement cost breakdown
Fitment matters
Year-specific context
The 2019 guide is based on 176 observed listings, including 140 with posted prices. Its $75 median is 13% below the Mazda 3 guide's $86 median.
Among the 7 model years with current price data, 2019 ranks #2 from lowest to highest median.
Interchange data shows this part is also listed under model years 2020, 2021. Shopping across all 3 compatible years may surface better prices or condition grades.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Compare model years
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Common questions
Based on 140 priced salvage-yard listings, a used 2019 Mazda 3 alternator lists between $25 and $344, with a median asking price of $75.
Using a used part, a 2019 Mazda 3 alternator replacement typically runs $170–$450 all-in: the median used alternator for this year lists at $75, and independent-shop labor for alternator replacement typically takes 1–2.5 hours at $95–$150/hr ($95–$375). Labor is a national part-level estimate, not a quote for your vehicle.
Based on salvage-yard interchange data, listings for the 2019 Mazda 3 alternator also appear under model years 2020, 2021, suggesting these years share compatible fitments. Always verify the exact part number, drivetrain, trim, and your VIN before buying — interchange compatibility can vary by variant.