Used 2018 Mazda 3 transmission – AT, (6 Speed), 2.5L

Year & trim-specific price guide

Used 2018 Mazda 3 Transmission — AT, (6 Speed), 2.5L prices

Trim-specific pricing for the AT, (6 Speed), 2.5L variant of the 2018 Mazda 3 transmission, built from 41 real salvage yard listings with condition grade detail.

2018 Mazda 3 · AT, (6 Speed), 2.5L

$368

median asking price

41 priced listings · $213–$907

Price summary

A used 2018 Mazda 3 transmission (AT, (6 Speed), 2.5L) costs $213 to $907, with a median asking price of $368. Based on 41 priced salvage yard listings across the US, updated Aug 2, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$368
Grade B (good)$267
Grade C (fair)$450

2018 Mazda 3 transmission — AT, (6 Speed), 2.5L price snapshot

USD
Low
$213
Average
$378
High
$907
41 priced listings used · last updated Aug 2, 2026· How we price·

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Reporting price for 2018 Mazda 3 Transmission (AT, (6 Speed), 2.5L)

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Condition comparison

Price by part grade

Grade AClean / low wear$213–$90736 listings
Grade BStandard used$258–$4604 listings
Grade CVisible wear$450–$4501 listings
Grade XUngradedUpdating

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $213–$907 overall range

Trim-specific context

How does the AT, (6 Speed), 2.5L compare?

This pricing covers the AT, (6 Speed), 2.5L variant of the 2018 Mazda 3 transmission, based on 41 priced listings. Its $368 median is 8% below the 2018 Mazda 3 transmission overall median of $401.

There are 3 other transmission variants available for the 2018 Mazda 3.

Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.

Same trim, other years

AT, (6 Speed), 2.5L in other model years

All years
201746 listings$308$150 – $500

Same year, other trims

What other 2018 Mazda 3 transmission variants are available?

MT, (6 Speed), 2.5L

47 listings$223$187 – $907

MT, (6 Speed), 2.0L

47 listings$453$116 – $1,016

AT, (6 Speed), 2.0L

31 listings$649$400 – $1,594

Back to full guide

2018 Mazda 3 transmission — all trims

View 2018 guide

Common questions

2018 Mazda 3 transmission (AT, (6 Speed), 2.5L) FAQ

How much is a used 2018 Mazda 3 transmission (AT, (6 Speed), 2.5L)?

Based on 41 priced salvage-yard listings, a used 2018 Mazda 3 transmission in the AT, (6 Speed), 2.5L variant lists between $213 and $907, with a median asking price of $368.

Which years use the AT, (6 Speed), 2.5L transmission?

The AT, (6 Speed), 2.5L variant appears in model years 2017, 2018. Prices and availability may differ by year.