Used 2021 Chevy Silverado 1500 transmission – AT, 4x4, 4.3L

Year & trim-specific price guide

Used 2021 Chevy Silverado 1500 Transmission — AT, 4x4, 4.3L prices

Trim-specific pricing for the AT, 4x4, 4.3L variant of the 2021 Chevy Silverado 1500 transmission, built from 47 real salvage yard listings with condition grade detail.

2021 Chevy Silverado 1500 · AT, 4x4, 4.3L

$2,194

median asking price

47 priced listings · $1,200–$3,214

Price summary

A used 2021 Chevy Silverado 1500 transmission (AT, 4x4, 4.3L) costs $1,200 to $3,214, with a median asking price of $2,194. Based on 47 priced salvage yard listings across the US, updated Aug 13, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$2,984
Grade B (good)$1,955

2021 Chevy Silverado 1500 transmission — AT, 4x4, 4.3L price snapshot

USD
Low
$1,200
Average
$2,274
High
$3,214
47 priced listings used · last updated Aug 13, 2026· How we price·

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Reporting price for 2021 Chevy Silverado 1500 Transmission (AT, 4x4, 4.3L)

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Condition comparison

Price by part grade

Grade AClean / low wear$1,355–$3,21420 listings
Grade BStandard used$1,200–$2,92026 listings
Grade CVisible wearUpdating
Grade XUngraded$1,800–$1,8001 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $1,200–$3,214 overall range

Trim-specific context

How does the AT, 4x4, 4.3L compare?

This pricing covers the AT, 4x4, 4.3L variant of the 2021 Chevy Silverado 1500 transmission, based on 47 priced listings. Its $2,194 median is 20% below the 2021 Chevy Silverado 1500 transmission overall median of $2,758.

There are 13 other transmission variants available for the 2021 Chevy Silverado 1500.

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, 4x4, 4.3L in other model years

All years
202042 listings$2,212$1,200 – $3,245201837 listings$1,599$1,000 – $2,064201746 listings$1,625$1,000 – $3,245

Same year, other trims

What other 2021 Chevy Silverado 1500 transmission variants are available?

(AT), 4x4, 2.7L

50 listings$3,134$2,214 – $5,500

(AT), 4x4, 5.3L, 8 speed transmission (opt MQE)

50 listings$3,487$1,999 – $4,228

(AT), 4x2, 4.3L

49 listings$2,063$1,300 – $3,222

(AT), 4x4, 5.3L, 6 speed transmission (opt MYC)

48 listings$3,078$2,000 – $4,749

(AT), 4x4, 5.3L, 10 speed transmission (opt MQB), w/o opt NSS

48 listings$2,469$1,400 – $4,000

(AT), 4x4, 6.2L, w/o opt NSS

48 listings$2,469$1,400 – $4,000

(AT), 4x2, 2.7L

47 listings$2,975$2,000 – $5,054

(AT), 4x4, 5.3L, 10 speed transmission (opt MQB), opt NSS

45 listings$2,500$300 – $5,342

(AT), 4x4, 6.2L, opt NSS

45 listings$2,500$300 – $5,342

(AT), 4x2, 5.3L, 6 speed (opt MYC)

44 listings$2,218$1,100 – $3,507

(AT), 4x2, 5.3L, 8 speed (opt MQE)

44 listings$3,084$1,425 – $5,054

(AT), 4x4, 3.0L

43 listings$2,792$850 – $5,342

(AT), 4x2, 3.0L

6 listings$2,600$1,200 – $2,955

Back to full guide

2021 Chevy Silverado 1500 transmission — all trims

View 2021 guide

Common questions

2021 Chevy Silverado 1500 transmission (AT, 4x4, 4.3L) FAQ

How much is a used 2021 Chevy Silverado 1500 transmission (AT, 4x4, 4.3L)?

Based on 47 priced salvage-yard listings, a used 2021 Chevy Silverado 1500 transmission in the AT, 4x4, 4.3L variant lists between $1,200 and $3,214, with a median asking price of $2,194.

Which years use the AT, 4x4, 4.3L transmission?

The AT, 4x4, 4.3L variant appears in model years 2017, 2018, 2020, 2021. Prices and availability may differ by year.