2021 Mazda 3 air bag — passenger, knee price snapshot
- Low
- $40
- Average
- $151
- High
- $290
Year & trim-specific price guide
Used 2021 Mazda 3 Air Bag — passenger, knee prices
Trim-specific pricing for the passenger, knee variant of the 2021 Mazda 3 air bag, built from 50 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 (passenger, knee) costs $40 to $290, with a median asking price of $135. Based on 50 priced salvage yard listings across the US, updated Oct 21, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$132
Grade B (good)$213
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$29038 listings
Grade BStandard used$75–$24012 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$290 | 38 | |
| Grade BStandard used | $75–$240 | 12 |
Median by grade
Grade price comparison
Grade A$132
Grade B$213
Median asking price by seller-reported condition grade · $40–$290 overall range
Trim-specific context
How does the passenger, knee compare?
This pricing covers the passenger, knee variant of the 2021 Mazda 3 air bag, based on 50 priced listings. Its $135 median is 31% below 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
passenger, 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, roof, Sedan
50 listings$296$115 – $530passenger, seat
50 listings$128$40 – $275driver, wheel
49 listings$228$89 – $545driver, knee
48 listings$211$89 – $492driver, 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 (passenger, knee) FAQ
How much is a used 2021 Mazda 3 air bag (passenger, knee)?
Based on 50 priced salvage-yard listings, a used 2021 Mazda 3 air bag in the passenger, knee variant lists between $40 and $290, with a median asking price of $135.
Which years use the passenger, knee air bag?
The passenger, knee variant appears in model years 2019, 2020, 2021, 2022, 2023. Prices and availability may differ by year.