2018 Chevy Colorado alternator — diesel price snapshot
- Low
- $60
- Average
- $153
- High
- $271
Year & trim-specific price guide
Used 2018 Chevy Colorado Alternator — diesel prices
Trim-specific pricing for the diesel variant of the 2018 Chevy Colorado alternator, built from 33 real salvage yard listings with condition grade detail.
Price summary
A used 2018 Chevy Colorado alternator (diesel) costs $60 to $271, with a median asking price of $140. Based on 33 priced salvage yard listings across the US, updated Sep 5, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$142
Grade B (good)$132
USD
Condition comparison
Price by part grade
Grade AClean / low wear$60–$24822 listings
Grade BStandard used$65–$27111 listings
Grade CVisible wearUpdating
Grade XUngradedUpdating
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $60–$248 | 22 | |
| Grade BStandard used | $65–$271 | 11 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Median by grade
Grade price comparison
Grade A$142
Grade B$132
Median asking price by seller-reported condition grade · $60–$271 overall range
Trim-specific context
How does the diesel compare?
This pricing covers the diesel variant of the 2018 Chevy Colorado alternator, based on 33 priced listings. Its $140 median is 4% above the 2018 Chevy Colorado alternator overall median of $135.
There are 2 other alternator variants available for the 2018 Chevy Colorado.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
diesel in other model years
Same year, other trims
What other 2018 Chevy Colorado alternator variants are available?
Back to full guide
2018 Chevy Colorado alternator — all trims
Common questions
2018 Chevy Colorado alternator (diesel) FAQ
How much is a used 2018 Chevy Colorado alternator (diesel)?
Based on 33 priced salvage-yard listings, a used 2018 Chevy Colorado alternator in the diesel variant lists between $60 and $271, with a median asking price of $140.
Which years use the diesel alternator?
The diesel variant appears in model years 2016, 2018, 2019, 2020, 2022. Prices and availability may differ by year.