Lexus RX transmission control module — Memory, (mirror, door mounted), RH, ID 89430-0E121 price snapshot
- Low
- $37
- Average
- $117
- High
- $226
Trim-specific price guide
Lexus RX Transmission Control Module — Memory, (mirror, door mounted), RH, ID 89430-0E121 prices
Pricing for the Memory, (mirror, door mounted), RH, ID 89430-0E121 variant of the Lexus RX transmission control module, aggregated from 106 salvage yard listings across 3 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 updatedSep 23, 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 Lexus RX transmission control module (Memory, (mirror, door mounted), RH, ID 89430-0E121) costs $37 to $226, with a median asking price of $126. Based on 106 priced salvage yard listings across the US, updated Sep 23, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$126
Grade B (good)$148
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$22670 listings
Grade BStandard used$37–$19036 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$226 | 70 | |
| Grade BStandard used | $37–$190 | 36 |
Median by grade
Grade price comparison
Grade A$126
Grade B$148
Median asking price by seller-reported condition grade · $37–$226 overall range
Trim-specific context
How is the Memory, (mirror, door mounted), RH, ID 89430-0E121 priced differently?
This pricing covers the Memory, (mirror, door mounted), RH, ID 89430-0E121 variant of the Lexus RX transmission control module, based on 106 priced listings across 3 model years (2020, 2021, 2022). Its $126 median is 16% below the Lexus RX transmission control module overall median of $150.
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 Memory, (mirror, door mounted), RH, ID 89430-0E121 cost by year?
Other trims
Other Lexus RX transmission control module variants
Air Bag, air bag, (under console), ID 89170-0E170
1 yr$96$81 – $284Air Bag, air bag, (under console), ID 89170-0E190
2 yrs$225$71 – $350Air Bag, air bag, (under console), ID 89170-0E191
3 yrs$203$60 – $350Air Bag, air bag, (under console), ID 89170-0E200
2 yrs$243$101 – $287Air Bag, air bag, (under console), ID 89170-0E201
3 yrs$243$101 – $287Air Bag, air bag, (under console), ID 89170-0E310
3 yrs$281$72 – $419Air Bag, occupant detection, (under passenger side front seat)
7 yrs$175$68 – $280Air Bag, (under console), ID 89170-0E310
1 yr$281$72 – $419Air Bag, (under console), ID 89170-0E430
1 yr$358$175 – $431Common questions
Lexus RX transmission control module (Memory, (mirror, door mounted), RH, ID 89430-0E121) FAQ
How much is a used Lexus RX transmission control module (Memory, (mirror, door mounted), RH, ID 89430-0E121)?
Based on 106 priced salvage-yard listings across 3 model years, a used Lexus RX transmission control module in the Memory, (mirror, door mounted), RH, ID 89430-0E121 variant lists between $37 and $226, with a median asking price of $126.
Which Lexus RX years use the Memory, (mirror, door mounted), RH, ID 89430-0E121 transmission control module?
The Memory, (mirror, door mounted), RH, ID 89430-0E121 variant appears in model years 2020, 2021, 2022. Prices and availability differ by year.
Is there a price difference between Memory, (mirror, door mounted), RH, ID 89430-0E121 condition grades?
Yes. Grade A has a median of $126, Grade B has a median of $148. Grade A parts are in excellent condition, B is good, and C is fair.