2021 Mercedes S Class fuel tank price snapshot
- Low
- $193
- Average
- $400
- High
- $824

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 2021 Mercedes S Class fuel tank costs between $193 and $824, with a median of $363 from 18 salvage yard listings.
What the fuel tank does, common failure signs, and prices across all vehicles: used fuel tank price guide →
A used 2021 Mercedes S Class fuel tank costs $193 to $824, with a median asking price of $363. Based on 18 priced salvage yard listings across the US, compatible across 2015–2022 (5 model years), updated Oct 16, 2026. Prices exclude shipping, core charges, and installation.
Replacement cost
Labor is a typical independent-shop range for fuel tank replacement, not a quote for your vehicle; it does not include fuel pump transfer if reusing the old pump assembly. The part price is the live median from the salvage-yard listings on this page. Full fuel tank replacement cost breakdown
Fitment matters
Year-specific context
The 2021 guide is based on 25 observed listings, including 18 with posted prices. Its $363 median is 7% above the Mercedes S Class guide's $340 median.
Among the 9 model years with current price data, 2021 ranks #7 from lowest to highest median.
Interchange data shows this part is also listed under model years 2015, 2016, 2017, 2022. Shopping across all 5 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 18 priced salvage-yard listings, a used 2021 Mercedes S Class fuel tank lists between $193 and $824, with a median asking price of $363.
Using a used part, a 2021 Mercedes S Class fuel tank replacement typically runs $555–$965 all-in: the median used fuel tank for this year lists at $363, and independent-shop labor for fuel tank replacement typically takes 2–4 hours at $95–$150/hr ($190–$600). The labor figure does not include fuel pump transfer if reusing the old pump assembly. Labor is a national part-level estimate, not a quote for your vehicle.
Based on salvage-yard interchange data, listings for the 2021 Mercedes S Class fuel tank also appear under model years 2015, 2016, 2017, 2022, 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 gas tank is another name for a fuel tank. The prices on this page cover the 2021 Mercedes S Class fuel tank — median $363, from 18 listings.