2021 BMW X3 water pump — main (belt driven), 3.0L (M40i) price snapshot
- Low
- $100
- Average
- $266
- High
- $393

Year & trim-specific price guide
A used 2021 BMW X3 water pump (main (belt driven), 3.0L (M40i)) costs $100 to $393, with a median asking price of $232. Based on 15 priced salvage yard listings across the US, updated Sep 3, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $100–$393 | 15 | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Trim-specific context
This pricing covers the main (belt driven), 3.0L (M40i) variant of the 2021 BMW X3 water pump, based on 15 priced listings. Its $232 median is 42% above the 2021 BMW X3 water pump overall median of $163.
There are 5 other water pump variants available for the 2021 BMW X3.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
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Common questions
Based on 15 priced salvage-yard listings, a used 2021 BMW X3 water pump in the main (belt driven), 3.0L (M40i) variant lists between $100 and $393, with a median asking price of $232.
The main (belt driven), 3.0L (M40i) variant appears in model years 2018, 2019, 2020, 2021, 2022. Prices and availability may differ by year.