2021 Mercedes S Class transmission control module — 217 Type (S models, coupe and convertible), communication (trunk mounted) price snapshot
- Low
- $30
- Average
- $104
- High
- $243

Year & trim-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.
A used 2021 Mercedes S Class transmission control module (217 Type (S models, coupe and convertible), communication (trunk mounted)) costs $30 to $243, with a median asking price of $79. Based on 50 priced salvage yard listings across the US, updated Oct 8, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $30–$243 | 44 | |
| Grade BStandard used | $79–$220 | 4 | |
| Grade XUngraded | $60–$75 | 2 |
Median by grade
Median asking price by seller-reported condition grade · $30–$243 overall range
Trim-specific context
This pricing covers the 217 Type (S models, coupe and convertible), communication (trunk mounted) variant of the 2021 Mercedes S Class transmission control module, based on 50 priced listings. Its $79 median is 54% below the 2021 Mercedes S Class transmission control module overall median of $171.
There are 34 other transmission control module variants available for the 2021 Mercedes S Class.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
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Common questions
Based on 50 priced salvage-yard listings, a used 2021 Mercedes S Class transmission control module in the 217 Type (S models, coupe and convertible), communication (trunk mounted) variant lists between $30 and $243, with a median asking price of $79.
The 217 Type (S models, coupe and convertible), communication (trunk mounted) variant appears in model years 2017, 2018, 2019, 2020, 2021. Prices and availability may differ by year.