Subaru Forester transmission control module — Transmission, (top of transmission), ID 30919AG021 price snapshot
- Low
- $45
- Average
- $148
- High
- $235

Trim-specific price guide
A used Subaru Forester transmission control module (Transmission, (top of transmission), ID 30919AG021) costs $45 to $235, with a median asking price of $152. Based on 92 priced salvage yard listings across the US, updated Sep 5, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $45–$223 | 62 | |
| Grade BStandard used | $75–$235 | 26 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $45–$65 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $45–$235 overall range
Trim-specific context
This pricing covers the Transmission, (top of transmission), ID 30919AG021 variant of the Subaru Forester transmission control module, based on 92 priced listings across 2 model years (2019, 2020). Its $152 median is 37% above the Subaru Forester transmission control module overall median of $111.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
Other trims
Common questions
Based on 92 priced salvage-yard listings across 2 model years, a used Subaru Forester transmission control module in the Transmission, (top of transmission), ID 30919AG021 variant lists between $45 and $235, with a median asking price of $152.
The Transmission, (top of transmission), ID 30919AG021 variant appears in model years 2019, 2020. Prices and availability differ by year.
Yes. Grade A has a median of $161, Grade B has a median of $147. Grade A parts are in excellent condition, B is good, and C is fair.