Year-specific price guide

Used 2020 Mercedes S Class Alternator prices

Name: 2020 Mercedes S Class Alternator Prices
Creator: Saurabh Kumar

Year-specific used alternator pricing for the 2020 Mercedes S Class, built from real salvage yard and junkyard listings with condition grade and fitment detail.

SKWritten bySaurabh Kumar · Co-Founder & CTO

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.

View profile →

ASReviewed byAmbika Sharma · Co-Founder & COO

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.

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Last updatedOct 5, 2026

2020 Mercedes S Class · 217 Type (S models, coupe and convertible), S560

$135

median asking price

34 priced listings · $100–$315

Part overview

About the 2020 Mercedes S Class alternator

A used 2020 Mercedes S Class alternator costs between $60 and $788, with a median of $193 from 216 salvage yard listings.

What the alternator does, common failure signs, and prices across all vehicles: used alternator price guide →

Price summary

A used 2020 Mercedes S Class alternator costs $60 to $788, with a median asking price of $193. Based on 216 priced salvage yard listings across the US, compatible across 2014–2022 (9 model years), updated Oct 5, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$194

Grade B (good)$90

2020 Mercedes S Class alternator price snapshot

USD

Low: $60
Average: $254
High: $788

269 listings observed · 216 priced listings used · last updated Oct 5, 2026· How we price·

Condition comparison

Price by part grade

Grade AClean / low wear$60–$788200 listings

Grade BStandard used$80–$29110 listings

Grade XUngraded$100–$6006 listings

Grade	Price range	Listings
Grade AClean / low wear	$60–$788	200
Grade BStandard used	$80–$291	10
Grade XUngraded	$100–$600	6

Median by grade

Grade price comparison

Grade A$194

Grade B$90

Ungraded$401

Median asking price by seller-reported condition grade · $60–$788 overall range

Replacement cost

What is the 2020 Mercedes S Class alternator replacement cost?

ESTIMATE

Used part: $193; 2020 Mercedes S Class median asking price
Labor: $95–$375; 1–2.5 hours at $95–$150/hr
Estimated total: $290–$570; median used part + labor

Labor is a typical independent-shop range for alternator replacement, not a quote for your vehicle. The part price is the live median from the salvage-yard listings on this page. Full alternator replacement cost breakdown

Fitment matters

Price by trim & variant

231 Type (SL models), SL55049 listingsInterchange 2014–2019$171$86 – $365

231 Type (SL models), SL45044 listingsInterchange 2015–2019$125$60 – $275

217 Type (S models, coupe and convertible), S56034 listingsInterchange 2014–2017$135$100 – $315

217 Type (S models, coupe and convertible), S6326 listingsInterchange 2014–2016$575$300 – $788

222 Type (S models, sedan), S56018 listingsInterchange 2018–2021$182$85 – $299

222 Type (S models, sedan), S560 Maybach18 listingsInterchange 2018–2021$182$85 – $299

222 Type (S models, sedan), S6316 listingsInterchange 2019–2022$488$375 – $671

222 Type (S models, sedan), S650 Maybach7 listingsInterchange 2015–2017$524$79 – $608

222 Type (S models, sedan), S450, AWD2 listingsInterchange 2015–2019$295$250 – $295

222 Type (S models, sedan), S450, RWD2 listingsInterchange 2018–2020$525$291 – $525

Year-specific context

How does the 2020 Mercedes S Class compare?

The 2020 guide is based on 269 observed listings, including 216 with posted prices. Its $193 median is 4% below the Mercedes S Class guide's $202 median.

Among the 8 model years with current price data, 2020 ranks #2 from lowest to highest median.

Interchange data shows this part is also listed under model years 2014, 2015, 2016, 2017, 2018, 2019, 2021, 2022. Shopping across all 9 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

What does a Mercedes S Class alternator cost in other years?

202232 listingsCompatible$401$241 – $556 202167 listingsCompatible$299$85 – $788 2019317 listingsCompatible$202$36 – $788 2018318 listingsCompatible$193$36 – $788 2017397 listingsCompatible$200$36 – $788 2016346 listingsCompatible$203$36 – $788 2015308 listingsCompatible$200$36 – $788

Keep browsing this vehicle

What other Mercedes S Class parts are priced?

All S Class parts

01wide ±108%

Differential

Price data updating

Mercedes S Class fitment

15wide ±137%

Door Assembly

$998median

$250$2,975

Mercedes S Class fitment3,335 listings

16wide ±125%

Drive Shaft

$342median

$108$962

Mercedes S Class fitment1,176 listings

17wide ±105%

Engine

$9,999median

$3,995$25,000

Mercedes S Class fitment1,089 listings

18wide ±229%

Engine Computer

$241median

$44$1,150

Mercedes S Class fitment2,019 listings

19wide ±133%

Exhaust Manifold

$250median

$79$742

Mercedes S Class fitment318 listings

20wide ±145%

Fender

$475median

$122$1,499

Mercedes S Class fitment2,386 listings

21wide ±70%

Fog Light

$242median

$70$410

Mercedes S Class fitment128 listings

22wide ±246%

Front Seat

$402median

$90$2,070

Mercedes S Class fitment2,740 listings

23wide ±182%

Fuel Pump

$150median

$33$580

Mercedes S Class fitment4,953 listings

24wide ±176%

Fuel Tank

$340median

$125$1,324

Mercedes S Class fitment979 listings

25wide ±252%

Grille

$300median

$50$1,560

Mercedes S Class fitment3,495 listings

26wide ±118%

Headlight Assembly

$1,450median

$425$3,850

Mercedes S Class fitment5,798 listings

27wide ±207%

Heater Core

$116median

$60$540

Mercedes S Class fitment1,069 listings

28wide ±99%

Hood

$1,000median

$215$2,185

Mercedes S Class fitment1,365 listings

29wide ±175%

Ignition Switch

$100median

$35$384

Mercedes S Class fitment2,031 listings

Instrument Cluster

Price data updating

Mercedes S Class fitment

31wide ±135%

Intake Manifold

$181median

$35$525

Mercedes S Class fitment2,637 listings

32wide ±75%

Master Cylinder

$87median

$45$175

Mercedes S Class fitment1,219 listings

33wide ±116%

Side Mirror

$600median

$210$1,599

Mercedes S Class fitment9,393 listings

34tight ±15%

Power Steering Pump

$831median

$630$887

Mercedes S Class fitment10 listings

35wide ±87%

Quarter Panel

$777median

$340$1,685

Mercedes S Class fitment2,650 listings

36wide ±166%

Radiator

$200median

$55$720

Mercedes S Class fitment5,325 listings

37wide ±190%

Rear View Mirror

$119median

$40$493

Mercedes S Class fitment1,611 listings

38wide ±148%

Starter

$125median

$30$400

Mercedes S Class fitment2,194 listings

39wide ±139%

Steering Column

$225median

$75$699

Mercedes S Class fitment4,090 listings

40wide ±129%

Steering Rack

$950median

$300$2,750

Mercedes S Class fitment2,464 listings

41wide ±149%

Steering Wheel

$610median

$150$1,973

Mercedes S Class fitment4,345 listings

42wide ±203%

Strut

$350median

$78$1,500

Mercedes S Class fitment9,693 listings

43wide ±216%

Sunroof

$660median

$150$2,999

Mercedes S Class fitment1,067 listings

44wide ±86%

Tail Light

$406median

$175$872

Mercedes S Class fitment1,745 listings

45wide ±243%

Tailgate

$560median

$100$2,825

Mercedes S Class fitment2,083 listings

46wide ±189%

Throttle Body

$120median

$39$493

Mercedes S Class fitment2,707 listings

47spread ±40%

Torque Converter

$755median

$299$909

Mercedes S Class fitment59 listings

48wide ±77%

Transfer Case

$590median

$293$1,200

Mercedes S Class fitment180 listings

49wide ±226%

Transmission

$1,799median

$305$8,444

Mercedes S Class fitment1,943 listings

50wide ±269%

Transmission Control Module

$135median

$25$750

Mercedes S Class fitment32,212 listings

51wide ±256%

Turbocharger

$450median

$90$2,398

Mercedes S Class fitment4,127 listings

52wide ±174%

Water Pump

$150median

$25$546

Mercedes S Class fitment4,935 listings

53wide ±134%

Wheels

$475median

$125$1,400

Mercedes S Class fitment8,054 listings

54wide ±112%

Window Regulator

$199median

$50$495

Mercedes S Class fitment1,330 listings

Common questions

2020 Mercedes S Class alternator FAQ

How much is a used 2020 Mercedes S Class alternator?

Based on 216 priced salvage-yard listings, a used 2020 Mercedes S Class alternator lists between $60 and $788, with a median asking price of $193.

How much does it cost to replace a 2020 Mercedes S Class alternator?

Using a used part, a 2020 Mercedes S Class alternator replacement typically runs $290–$570 all-in: the median used alternator for this year lists at $193, and independent-shop labor for alternator replacement typically takes 1–2.5 hours at $95–$150/hr ($95–$375). Labor is a national part-level estimate, not a quote for your vehicle.

Will a 2020 Mercedes S Class alternator fit another year?

Based on salvage-yard interchange data, listings for the 2020 Mercedes S Class alternator also appear under model years 2014, 2015, 2016, 2017, 2018, 2019, 2021, 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.