Used 2018 Ram 1500 transmission – (AT), 4x4, 5.7L, 8 speed, opt DFK

Year & trim-specific price guide

Used 2018 Ram 1500 Transmission — (AT), 4x4, 5.7L, 8 speed, opt DFK prices

Trim-specific pricing for the (AT), 4x4, 5.7L, 8 speed, opt DFK variant of the 2018 Ram 1500 transmission, built from 45 real salvage yard listings with condition grade detail.

2018 Ram 1500 · (AT), 4x4, 5.7L, 8 speed, opt DFK

$690

median asking price

45 priced listings · $312–$1,800

Price summary

A used 2018 Ram 1500 transmission ((AT), 4x4, 5.7L, 8 speed, opt DFK) costs $312 to $1,800, with a median asking price of $690. Based on 45 priced salvage yard listings across the US, updated Aug 18, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$909
Grade B (good)$641
Grade C (fair)$450

2018 Ram 1500 transmission — (AT), 4x4, 5.7L, 8 speed, opt DFK price snapshot

USD
Low
$312
Average
$736
High
$1,800
45 priced listings used · last updated Aug 18, 2026· How we price·

Report incorrect price

Reporting price for 2018 Ram 1500 Transmission ((AT), 4x4, 5.7L, 8 speed, opt DFK)

Reason

Condition comparison

Price by part grade

Grade AClean / low wear$394–$1,80025 listings
Grade BStandard used$312–$99714 listings
Grade CVisible wear$450–$4501 listings
Grade XUngraded$350–$7605 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $312–$1,800 overall range

Trim-specific context

How does the (AT), 4x4, 5.7L, 8 speed, opt DFK compare?

This pricing covers the (AT), 4x4, 5.7L, 8 speed, opt DFK variant of the 2018 Ram 1500 transmission, based on 45 priced listings. Its $690 median is 45% above the 2018 Ram 1500 transmission overall median of $475.

There are 8 other transmission variants available for the 2018 Ram 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 Ram 1500 transmission variants are available?

(AT), 4x2, 5.7L, 8 speed

46 listings$332$150 – $1,250

(AT), 4x4, 5.7L, 8 speed, opt DFD

43 listings$408$235 – $1,428

(AT), 4x2, 3.0L (diesel)

41 listings$430$199 – $1,375

(AT), 4x4, 3.0L (diesel)

41 listings$338$250 – $1,700

(AT), 4x2, 5.7L, 6 speed

39 listings$347$140 – $800

(AT), 4x4, 3.6L

33 listings$775$450 – $1,800

(AT), 4x2, 3.6L

26 listings$738$487 – $1,287

(AT), 4x4, 5.7L, 6 speed

22 listings$450$50 – $899

Back to full guide

2018 Ram 1500 transmission — all trims

View 2018 guide

Common questions

2018 Ram 1500 transmission ((AT), 4x4, 5.7L, 8 speed, opt DFK) FAQ

How much is a used 2018 Ram 1500 transmission ((AT), 4x4, 5.7L, 8 speed, opt DFK)?

Based on 45 priced salvage-yard listings, a used 2018 Ram 1500 transmission in the (AT), 4x4, 5.7L, 8 speed, opt DFK variant lists between $312 and $1,800, with a median asking price of $690.

Which years use the (AT), 4x4, 5.7L, 8 speed, opt DFK transmission?

In our current dataset, the (AT), 4x4, 5.7L, 8 speed, opt DFK variant appears only for the 2018 model year.