2020 Mercedes S Class engine price snapshot
- Low
- $4,067
- Average
- $11,867
- High
- $21,524

Year-specific price guide
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.
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.
Part overview
A used 2020 Mercedes S Class engine costs between $4,067 and $21,524, with a median of $11,279 from 143 salvage yard listings.
What the engine does, common failure signs, and prices across all vehicles: used engine price guide →
A used 2020 Mercedes S Class engine costs $4,067 to $21,524, with a median asking price of $11,279. Based on 143 priced salvage yard listings across the US, compatible across 2017–2020 (4 model years), updated Oct 16, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $4,995–$21,524 | 128 | |
| Grade BStandard used | $4,067–$7,858 | 12 | |
| Grade XUngraded | $4,899–$12,000 | 3 |
Median by grade
Median asking price by seller-reported condition grade · $4,067–$21,524 overall range
Replacement cost
Labor is a typical independent-shop range for engine replacement, not a quote for your vehicle; it does not include fluids, gaskets, and any while-in-there parts like mounts or a clutch. The part price is the live median from the salvage-yard listings on this page. How we price
Fitment matters
Year-specific context
The 2020 guide is based on 170 observed listings, including 143 with posted prices. Its $11,279 median is 13% above the Mercedes S Class guide's $9,999 median.
Among the 9 model years with current price data, 2020 ranks #5 from lowest to highest median.
Interchange data shows this part is also listed under model years 2017, 2018, 2019. Shopping across all 4 compatible years may surface better prices or condition grades.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Compare model years
Keep browsing this vehicle
Price data updating
Price data updating
Common questions
Based on 143 priced salvage-yard listings, a used 2020 Mercedes S Class engine lists between $4,067 and $21,524, with a median asking price of $11,279.
Using a used part, a 2020 Mercedes S Class engine replacement typically runs $12,230–$14,280 all-in: the median used engine for this year lists at $11,279, and independent-shop labor for engine replacement typically takes 10–20 hours at $95–$150/hr ($950–$3,000). The labor figure does not include fluids, gaskets, and any while-in-there parts like mounts or a clutch. Labor is a national part-level estimate, not a quote for your vehicle.
Based on salvage-yard interchange data, listings for the 2020 Mercedes S Class engine also appear under model years 2017, 2018, 2019, suggesting these years share compatible fitments. Always verify the exact part number, drivetrain, trim, and your VIN before buying — interchange compatibility can vary by variant.
A motor is another name for a engine. The prices on this page cover the 2020 Mercedes S Class engine — median $11,279, from 143 listings.