Chevy Suburban alternator — 3.0L, 250 amp (opt KX4) price snapshot
- Low
- $75
- Average
- $191
- High
- $292
Trim-specific price guide
Chevy Suburban Alternator — 3.0L, 250 amp (opt KX4) prices
Pricing for the 3.0L, 250 amp (opt KX4) variant of the Chevy Suburban alternator, aggregated from 90 salvage yard listings across 2 model years.
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 updatedSep 23, 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 Chevy Suburban alternator (3.0L, 250 amp (opt KX4)) costs $75 to $292, with a median asking price of $203. Based on 90 priced salvage yard listings across the US, updated Sep 23, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$185
Grade B (good)$212
USD
Condition comparison
Price by part grade
Grade AClean / low wear$120–$27239 listings
Grade BStandard used$100–$29249 listings
Grade XUngraded$75–$752 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $120–$272 | 39 | |
| Grade BStandard used | $100–$292 | 49 | |
| Grade XUngraded | $75–$75 | 2 |
Median by grade
Grade price comparison
Grade A$185
Grade B$212
Ungraded$75
Median asking price by seller-reported condition grade · $75–$292 overall range
Trim-specific context
How is the 3.0L, 250 amp (opt KX4) priced differently?
This pricing covers the 3.0L, 250 amp (opt KX4) variant of the Chevy Suburban alternator, based on 90 priced listings across 2 model years (2021, 2022). Its $203 median is 49% above the Chevy Suburban alternator overall median of $136.
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 3.0L, 250 amp (opt KX4) cost by year?
Other trims
Other Chevy Suburban alternator variants
Common questions
Chevy Suburban alternator (3.0L, 250 amp (opt KX4)) FAQ
How much is a used Chevy Suburban alternator (3.0L, 250 amp (opt KX4))?
Based on 90 priced salvage-yard listings across 2 model years, a used Chevy Suburban alternator in the 3.0L, 250 amp (opt KX4) variant lists between $75 and $292, with a median asking price of $203.
Which Chevy Suburban years use the 3.0L, 250 amp (opt KX4) alternator?
The 3.0L, 250 amp (opt KX4) variant appears in model years 2021, 2022. Prices and availability differ by year.
Is there a price difference between 3.0L, 250 amp (opt KX4) condition grades?
Yes. Grade A has a median of $185, Grade B has a median of $212. Grade A parts are in excellent condition, B is good, and C is fair.