Used GMC Sierra 1500 transmission – AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L

Trim-specific price guide

GMC Sierra 1500 Transmission — AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L prices

Pricing for the AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L variant of the GMC Sierra 1500 transmission, aggregated from 37 salvage yard listings across 2 model years.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 24, 2026
Price summary

A used GMC Sierra 1500 transmission (AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L) costs $1,800 to $5,044, with a median asking price of $3,910. Based on 37 priced salvage yard listings across the US, updated Oct 24, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$2,750
Grade B (good)$2,548

GMC Sierra 1500 transmission — AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L price snapshot

USD
Low
$1,800
Average
$3,479
High
$5,044
37 priced listings across 2 model years· How we price·

Report incorrect price

Reporting price for GMC Sierra 1500 Transmission (AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L)

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Condition comparison

Price by part grade

Grade AClean / low wear$1,800–$4,45613 listings
Grade BStandard used$2,548–$2,5481 listings
Grade XUngraded$1,900–$5,04423 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $1,800–$5,044 overall range

Trim-specific context

How is the AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L priced differently?

This pricing covers the AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L variant of the GMC Sierra 1500 transmission, based on 37 priced listings across 2 model years (2016, 2017). Its $3,910 median is 55% above the GMC Sierra 1500 transmission overall median of $2,525.

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 AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L cost by year?

Other trims

Other GMC Sierra 1500 transmission variants

Common questions

GMC Sierra 1500 transmission (AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L) FAQ

How much is a used GMC Sierra 1500 transmission (AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L)?

Based on 37 priced salvage-yard listings across 2 model years, a used GMC Sierra 1500 transmission in the AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L variant lists between $1,800 and $5,044, with a median asking price of $3,910.

Which GMC Sierra 1500 years use the AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L transmission?

The AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L variant appears in model years 2016, 2017. Prices and availability differ by year.

Is there a price difference between AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L condition grades?

Yes. Grade A has a median of $2,750, Grade B has a median of $2,548. Grade A parts are in excellent condition, B is good, and C is fair.

GMC Sierra 1500 Transmission · AT, 4x2, 5.3L, 8 speed, opt M5U, ID 6U2L Prices | Part Price Guide