2021 Mazda 3 air bag — driver, knee price snapshot
- Low
- $89
- Average
- $227
- High
- $492
Year & trim-specific price guide
Used 2021 Mazda 3 Air Bag — driver, knee prices
Trim-specific pricing for the driver, knee variant of the 2021 Mazda 3 air bag, built from 48 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 21, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price summary
A used 2021 Mazda 3 air bag (driver, knee) costs $89 to $492, with a median asking price of $211. Based on 48 priced salvage yard listings across the US, updated Oct 21, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$210
Grade B (good)$211
USD
Condition comparison
Price by part grade
Grade AClean / low wear$89–$49225 listings
Grade BStandard used$133–$49223 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $89–$492 | 25 | |
| Grade BStandard used | $133–$492 | 23 |
Median by grade
Grade price comparison
Grade A$210
Grade B$211
Median asking price by seller-reported condition grade · $89–$492 overall range
Trim-specific context
How does the driver, knee compare?
This pricing covers the driver, knee variant of the 2021 Mazda 3 air bag, based on 48 priced listings. Its $211 median is 8% above the 2021 Mazda 3 air bag overall median of $196.
There are 9 other air bag variants available for the 2021 Mazda 3.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
driver, knee in other model years
Same year, other trims
What other 2021 Mazda 3 air bag variants are available?
driver, roof, Sedan
50 listings$250$136 – $492passenger, dash
50 listings$156$45 – $544passenger, knee
50 listings$135$40 – $290passenger, roof, Sedan
50 listings$296$115 – $530passenger, seat
50 listings$128$40 – $275driver, wheel
49 listings$228$89 – $545driver, roof, Hatchback
46 listings$224$80 – $345passenger, roof, Hatchback
46 listings$170$65 – $345driver, seat
40 listings$155$45 – $330Back to full guide
2021 Mazda 3 air bag — all trims
Common questions
2021 Mazda 3 air bag (driver, knee) FAQ
How much is a used 2021 Mazda 3 air bag (driver, knee)?
Based on 48 priced salvage-yard listings, a used 2021 Mazda 3 air bag in the driver, knee variant lists between $89 and $492, with a median asking price of $211.
Which years use the driver, knee air bag?
The driver, knee variant appears in model years 2019, 2020, 2021, 2022, 2023. Prices and availability may differ by year.