Audi A4 transmission control module — Communication, (interface module), (under dashboard), ID 8T0055785A price snapshot
- Low
- $35
- Average
- $87
- High
- $232
Trim-specific price guide
Audi A4 Transmission Control Module — Communication, (interface module), (under dashboard), ID 8T0055785A prices
Pricing for the Communication, (interface module), (under dashboard), ID 8T0055785A variant of the Audi A4 transmission control module, aggregated from 63 salvage yard listings across 2 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 16, 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 Audi A4 transmission control module (Communication, (interface module), (under dashboard), ID 8T0055785A) costs $35 to $232, with a median asking price of $81. Based on 63 priced salvage yard listings across the US, updated Oct 16, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$81
Grade C (fair)$77
USD
Condition comparison
Price by part grade
Grade AClean / low wear$35–$23243 listings
Grade CVisible wear$77–$771 listings
Grade XUngraded$74–$7419 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $35–$232 | 43 | |
| Grade CVisible wear | $77–$77 | 1 | |
| Grade XUngraded | $74–$74 | 19 |
Median by grade
Grade price comparison
Grade A$81
Grade C$77
Ungraded$74
Median asking price by seller-reported condition grade · $35–$232 overall range
Trim-specific context
How is the Communication, (interface module), (under dashboard), ID 8T0055785A priced differently?
This pricing covers the Communication, (interface module), (under dashboard), ID 8T0055785A variant of the Audi A4 transmission control module, based on 63 priced listings across 2 model years (2015, 2016). Its $81 median is 34% below the Audi A4 transmission control module overall median of $123.
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 Communication, (interface module), (under dashboard), ID 8T0055785A cost by year?
Other trims
Other Audi A4 transmission control module variants
Air Bag, (under center console)
7 yrs$189$40 – $350Air Bag, (under center console), ID 8W0959655A
2 yrs$169$75 – $340Air Bag, (under center console), ID 8W0959655B
2 yrs$120$56 – $243Air Bag, (under center console), ID 8W0959655C
2 yrs$192$85 – $420Air Bag, (under center console), ID 8W0959655D
2 yrs$225$116 – $290Air Bag, (under center console), ID 8W0959655E
2 yrs$150$111 – $353Air Bag, (under center console), ID 8W0959655M
1 yr$194$75 – $347Body Control (BCM), (trunk mounted)
5 yrs$170$23 – $432Body Control (BCM), (trunk mounted), ID 8K0907064GM
2 yrs$75$35 – $250Common questions
Audi A4 transmission control module (Communication, (interface module), (under dashboard), ID 8T0055785A) FAQ
How much is a used Audi A4 transmission control module (Communication, (interface module), (under dashboard), ID 8T0055785A)?
Based on 63 priced salvage-yard listings across 2 model years, a used Audi A4 transmission control module in the Communication, (interface module), (under dashboard), ID 8T0055785A variant lists between $35 and $232, with a median asking price of $81.
Which Audi A4 years use the Communication, (interface module), (under dashboard), ID 8T0055785A transmission control module?
The Communication, (interface module), (under dashboard), ID 8T0055785A variant appears in model years 2015, 2016. Prices and availability differ by year.
Is there a price difference between Communication, (interface module), (under dashboard), ID 8T0055785A condition grades?
Yes. Grade A has a median of $81, Grade C has a median of $77. Grade A parts are in excellent condition, B is good, and C is fair.