Used 2018 Chevy Silverado 1500 transmission – (AT), 4x2, 6.2L, 8 speed (opt M5U)

Year & trim-specific price guide

Used 2018 Chevy Silverado 1500 Transmission — (AT), 4x2, 6.2L, 8 speed (opt M5U) prices

Trim-specific pricing for the (AT), 4x2, 6.2L, 8 speed (opt M5U) variant of the 2018 Chevy Silverado 1500 transmission, built from 9 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedAug 2, 2026
Price summary

A used 2018 Chevy Silverado 1500 transmission ((AT), 4x2, 6.2L, 8 speed (opt M5U)) costs $2,450 to $4,599, with a median asking price of $4,400. Based on 9 priced salvage yard listings across the US, updated Aug 2, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$3,000

2018 Chevy Silverado 1500 transmission — (AT), 4x2, 6.2L, 8 speed (opt M5U) price snapshot

USD
Low
$2,450
Average
$3,908
High
$4,599
9 priced listings used · last updated Aug 2, 2026· How we price·

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Reporting price for 2018 Chevy Silverado 1500 Transmission ((AT), 4x2, 6.2L, 8 speed (opt M5U))

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Condition comparison

Price by part grade

Grade AClean / low wear$2,450–$3,0002 listings
Grade XUngraded$3,700–$4,5997 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $2,450–$4,599 overall range

Trim-specific context

How does the (AT), 4x2, 6.2L, 8 speed (opt M5U) compare?

This pricing covers the (AT), 4x2, 6.2L, 8 speed (opt M5U) variant of the 2018 Chevy Silverado 1500 transmission, based on 9 priced listings. Its $4,400 median is 64% above the 2018 Chevy Silverado 1500 transmission overall median of $2,680.

There are 13 other transmission variants available for the 2018 Chevy Silverado 1500.

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

Same year, other trims

What other 2018 Chevy Silverado 1500 transmission variants are available?

Back to full guide

2018 Chevy Silverado 1500 transmission — all trims

Common questions

2018 Chevy Silverado 1500 transmission ((AT), 4x2, 6.2L, 8 speed (opt M5U)) FAQ

How much is a used 2018 Chevy Silverado 1500 transmission ((AT), 4x2, 6.2L, 8 speed (opt M5U))?

Based on 9 priced salvage-yard listings, a used 2018 Chevy Silverado 1500 transmission in the (AT), 4x2, 6.2L, 8 speed (opt M5U) variant lists between $2,450 and $4,599, with a median asking price of $4,400.

Which years use the (AT), 4x2, 6.2L, 8 speed (opt M5U) transmission?

In our current dataset, the (AT), 4x2, 6.2L, 8 speed (opt M5U) variant appears only for the 2018 model year.

2018 Chevy Silverado 1500 Transmission · (AT), 4x2, 6.2L, 8 speed (opt M5U) Prices | Part Price Guide