GMC Sierra 1500 transmission — AT, 4x2, 6.2L, (8 speed transmission, opt M5U) price snapshot
- Low
- $1,402
- Average
- $2,555
- High
- $4,425
Trim-specific price guide
GMC Sierra 1500 Transmission — AT, 4x2, 6.2L, (8 speed transmission, opt M5U) prices
Pricing for the AT, 4x2, 6.2L, (8 speed transmission, opt M5U) variant of the GMC Sierra 1500 transmission, aggregated from 72 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 updatedOct 24, 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 GMC Sierra 1500 transmission (AT, 4x2, 6.2L, (8 speed transmission, opt M5U)) costs $1,402 to $4,425, with a median asking price of $2,616. Based on 72 priced salvage yard listings across the US, updated Oct 24, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$2,616
Grade B (good)$3,095
USD
Condition comparison
Price by part grade
Grade AClean / low wear$1,416–$3,44743 listings
Grade BStandard used$1,402–$3,09517 listings
Grade XUngraded$1,800–$4,42512 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $1,416–$3,447 | 43 | |
| Grade BStandard used | $1,402–$3,095 | 17 | |
| Grade XUngraded | $1,800–$4,425 | 12 |
Median by grade
Grade price comparison
Grade A$2,616
Grade B$3,095
Ungraded$4,370
Median asking price by seller-reported condition grade · $1,402–$4,425 overall range
Trim-specific context
How is the AT, 4x2, 6.2L, (8 speed transmission, opt M5U) priced differently?
This pricing covers the AT, 4x2, 6.2L, (8 speed transmission, opt M5U) variant of the GMC Sierra 1500 transmission, based on 72 priced listings across 3 model years (2015, 2016, 2017). Its $2,616 median is 4% 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, 6.2L, (8 speed transmission, opt M5U) cost by year?
Other trims
Other GMC Sierra 1500 transmission variants
(AT), 4x2, 2.7L
5 yrs$2,470$1,600 – $4,414(AT), 4x2, 3.0L
3 yrs$2,600$1,456 – $5,000(AT), 4x2, 3.0L, opt MQB
2 yrs$2,734$2,000 – $3,800(AT), 4x2, 3.0L, opt MQC
2 yrs$2,500$1,456 – $5,000AT, 4x2, 4.3L
5 yrs$1,805$1,347 – $3,400(AT), 4x2, 5.3L
2 yrs$1,855$1,315 – $2,800(AT), 4x2, 5.3L, 6 speed (opt MYC)
2 yrs$2,450$1,597 – $3,150AT, 4x2, 5.3L, 6 speed (opt MYC), tow package (opt NHT)
3 yrs$2,461$1,600 – $3,225AT, 4x2, 5.3L, 6 speed (opt MYC), w/o tow package
3 yrs$2,400$1,455 – $3,662Common questions
GMC Sierra 1500 transmission (AT, 4x2, 6.2L, (8 speed transmission, opt M5U)) FAQ
How much is a used GMC Sierra 1500 transmission (AT, 4x2, 6.2L, (8 speed transmission, opt M5U))?
Based on 72 priced salvage-yard listings across 3 model years, a used GMC Sierra 1500 transmission in the AT, 4x2, 6.2L, (8 speed transmission, opt M5U) variant lists between $1,402 and $4,425, with a median asking price of $2,616.
Which GMC Sierra 1500 years use the AT, 4x2, 6.2L, (8 speed transmission, opt M5U) transmission?
The AT, 4x2, 6.2L, (8 speed transmission, opt M5U) variant appears in model years 2015, 2016, 2017. Prices and availability differ by year.
Is there a price difference between AT, 4x2, 6.2L, (8 speed transmission, opt M5U) condition grades?
Yes. Grade A has a median of $2,616, Grade B has a median of $3,095. Grade A parts are in excellent condition, B is good, and C is fair.