Chevy Tahoe alternator — 170 amp (opt KW7) price snapshot
- Low
- $40
- Average
- $131
- High
- $290
Trim-specific price guide
Chevy Tahoe Alternator — 170 amp (opt KW7) prices
Pricing for the 170 amp (opt KW7) variant of the Chevy Tahoe alternator, aggregated from 125 salvage yard listings across 3 model years.
Price summary
A used Chevy Tahoe alternator (170 amp (opt KW7)) costs $40 to $290, with a median asking price of $100. Based on 125 priced salvage yard listings across the US, updated Sep 12, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$110
Grade B (good)$110
Grade C (fair)$75
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$29067 listings
Grade BStandard used$40–$28052 listings
Grade CVisible wear$75–$751 listings
Grade XUngraded$60–$1505 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$290 | 67 | |
| Grade BStandard used | $40–$280 | 52 | |
| Grade CVisible wear | $75–$75 | 1 | |
| Grade XUngraded | $60–$150 | 5 |
Median by grade
Grade price comparison
Grade A$110
Grade B$110
Grade C$75
Ungraded$75
Median asking price by seller-reported condition grade · $40–$290 overall range
Trim-specific context
How is the 170 amp (opt KW7) priced differently?
This pricing covers the 170 amp (opt KW7) variant of the Chevy Tahoe alternator, based on 125 priced listings across 3 model years (2018, 2019, 2020). Its $100 median is 38% below the Chevy Tahoe alternator overall median of $162.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
What does a 170 amp (opt KW7) cost by year?
Other trims
Other Chevy Tahoe alternator variants
Common questions
Chevy Tahoe alternator (170 amp (opt KW7)) FAQ
How much is a used Chevy Tahoe alternator (170 amp (opt KW7))?
Based on 125 priced salvage-yard listings across 3 model years, a used Chevy Tahoe alternator in the 170 amp (opt KW7) variant lists between $40 and $290, with a median asking price of $100.
Which Chevy Tahoe years use the 170 amp (opt KW7) alternator?
The 170 amp (opt KW7) variant appears in model years 2018, 2019, 2020. Prices and availability differ by year.
Is there a price difference between 170 amp (opt KW7) condition grades?
Yes. Grade A has a median of $110, Grade B has a median of $110, Grade C has a median of $75. Grade A parts are in excellent condition, B is good, and C is fair.