BMW M3 transmission control module — Differential Lock, (trunk mounted) price snapshot
- Low
- $40
- Average
- $150
- High
- $220
Trim-specific price guide
BMW M3 Transmission Control Module — Differential Lock, (trunk mounted) prices
Pricing for the Differential Lock, (trunk mounted) variant of the BMW M3 transmission control module, aggregated from 157 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 15, 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 BMW M3 transmission control module (Differential Lock, (trunk mounted)) costs $40 to $220, with a median asking price of $176. Based on 157 priced salvage yard listings across the US, updated Oct 15, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$176
Grade B (good)$140
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$220147 listings
Grade BStandard used$40–$14410 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$220 | 147 | |
| Grade BStandard used | $40–$144 | 10 |
Median by grade
Grade price comparison
Grade A$176
Grade B$140
Median asking price by seller-reported condition grade · $40–$220 overall range
Trim-specific context
How is the Differential Lock, (trunk mounted) priced differently?
This pricing covers the Differential Lock, (trunk mounted) variant of the BMW M3 transmission control module, based on 157 priced listings across 4 model years (2015, 2016, 2017, 2018). Its $176 median is 60% above the BMW M3 transmission control module overall median of $110.
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 Differential Lock, (trunk mounted) cost by year?
Other trims
Other BMW M3 transmission control module variants
Air Bag, (center console), (main control)
3 yrs$88$30 – $252Air Bag, (main control)
1 yr$51$30 – $65Body Control (BCM), front electronic module
3 yrs$166$51 – $272Body Control (BCM), front electronic module, rear view camera
1 yr$109$105 – $180Body Control (BCM), front electronic module, surround view
1 yr$80$80 – $95Body Control (BCM), rear electronic control module
1 yr$76$76 – $89Body Control (BCM), rear electronic module
3 yrs$99$41 – $272Communication, (telematics control unit, phone)
3 yrs$141$35 – $241Communication, (telematics control unit, phone), ID 84109257150
1 yr$95$45 – $222Common questions
BMW M3 transmission control module (Differential Lock, (trunk mounted)) FAQ
How much is a used BMW M3 transmission control module (Differential Lock, (trunk mounted))?
Based on 157 priced salvage-yard listings across 4 model years, a used BMW M3 transmission control module in the Differential Lock, (trunk mounted) variant lists between $40 and $220, with a median asking price of $176.
Which BMW M3 years use the Differential Lock, (trunk mounted) transmission control module?
The Differential Lock, (trunk mounted) variant appears in model years 2015, 2016, 2017, 2018. Prices and availability differ by year.
Is there a price difference between Differential Lock, (trunk mounted) condition grades?
Yes. Grade A has a median of $176, Grade B has a median of $140. Grade A parts are in excellent condition, B is good, and C is fair.