Mercedes S Class transmission — 231 Type (SL models), (AT), SL550 price snapshot
- Low
- $550
- Average
- $1,047
- High
- $3,000
Trim-specific price guide
Mercedes S Class Transmission — 231 Type (SL models), (AT), SL550 prices
Pricing for the 231 Type (SL models), (AT), SL550 variant of the Mercedes S Class transmission, aggregated from 36 salvage yard listings across 4 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 updatedOct 22, 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 Mercedes S Class transmission (231 Type (SL models), (AT), SL550) costs $550 to $3,000, with a median asking price of $732. Based on 36 priced salvage yard listings across the US, updated Oct 22, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$1,550
Grade B (good)$724
USD
Condition comparison
Price by part grade
Grade AClean / low wear$800–$3,00012 listings
Grade BStandard used$550–$78624 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $800–$3,000 | 12 | |
| Grade BStandard used | $550–$786 | 24 |
Median by grade
Grade price comparison
Grade A$1,550
Grade B$724
Median asking price by seller-reported condition grade · $550–$3,000 overall range
Trim-specific context
How is the 231 Type (SL models), (AT), SL550 priced differently?
This pricing covers the 231 Type (SL models), (AT), SL550 variant of the Mercedes S Class transmission, based on 36 priced listings across 4 model years (2017, 2018, 2019, 2020). Its $732 median is 59% below the Mercedes S Class transmission overall median of $1,799.
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 231 Type (SL models), (AT), SL550 cost by year?
Other trims
Other Mercedes S Class transmission variants
217 Type, AT, (Cpe), S550
2 yrs$1,250$475 – $3,756217 Type, AT, (Cpe), S63
2 yrs$6,425$1,250 – $8,444217 Type, AT, (Cpe), S65
2 yrs$2,550$2,000 – $3,899217 Type (S models, coupe and convertible), (AT), S550, Convertible (RWD)
1 yr$1,850$1,299 – $3,641217 Type (S models, coupe and convertible), (AT), S550, Coupe (AWD)
1 yr$1,969$1,124 – $3,439217 Type (S models, Coupe and Convertible), (AT), S560, AWD
3 yrs$1,799$1,350 – $5,933217 Type (S models, Coupe and Convertible), (AT), S560, RWD
3 yrs$1,432$1,070 – $3,701217 Type (S models, Coupe and Convertible), (AT), S63 (AWD)
2 yrs$5,579$3,400 – $7,430217 Type (S models, coupe and convertible), (AT), S63, Convertible
1 yr$5,510$4,500 – $7,359Common questions
Mercedes S Class transmission (231 Type (SL models), (AT), SL550) FAQ
How much is a used Mercedes S Class transmission (231 Type (SL models), (AT), SL550)?
Based on 36 priced salvage-yard listings across 4 model years, a used Mercedes S Class transmission in the 231 Type (SL models), (AT), SL550 variant lists between $550 and $3,000, with a median asking price of $732.
Which Mercedes S Class years use the 231 Type (SL models), (AT), SL550 transmission?
The 231 Type (SL models), (AT), SL550 variant appears in model years 2017, 2018, 2019, 2020. Prices and availability differ by year.
Is there a price difference between 231 Type (SL models), (AT), SL550 condition grades?
Yes. Grade A has a median of $1,550, Grade B has a median of $724. Grade A parts are in excellent condition, B is good, and C is fair.