Year & trim-specific price guide

Used 2021 Ram 2500 Engine — 6.4L (gasoline, VIN J, 8th digit) prices

Trim-specific pricing for the 6.4L (gasoline, VIN J, 8th digit) variant of the 2021 Ram 2500 engine, built from 15 real salvage yard listings with condition grade detail.

SKWritten bySaurabh Kumar · Co-Founder & CTO

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.

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ASReviewed byAmbika Sharma · Co-Founder & COO

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.

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Last updatedOct 7, 2026

2021 Ram 2500 · 6.4L (gasoline, VIN J, 8th digit)

$4,375

median asking price

15 priced listings · $2,025–$8,000

Price summary

A used 2021 Ram 2500 engine (6.4L (gasoline, VIN J, 8th digit)) costs $2,025 to $8,000, with a median asking price of $4,375. Based on 15 priced salvage yard listings across the US, updated Oct 7, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$5,500

Grade B (good)$5,102

2021 Ram 2500 engine — 6.4L (gasoline, VIN J, 8th digit) price snapshot

USD

Low: $2,025
Average: $4,712
High: $8,000

15 priced listings used · last updated Oct 7, 2026· How we price·

Condition comparison

Price by part grade

Grade AClean / low wear$2,025–$5,5002 listings

Grade BStandard used$4,000–$5,7928 listings

Grade XUngraded$3,999–$8,0005 listings

Grade	Price range	Listings
Grade AClean / low wear	$2,025–$5,500	2
Grade BStandard used	$4,000–$5,792	8
Grade XUngraded	$3,999–$8,000	5

Median by grade

Grade price comparison

Grade A$5,500

Grade B$5,102

Ungraded$4,300

Median asking price by seller-reported condition grade · $2,025–$8,000 overall range

Trim-specific context

How does the 6.4L (gasoline, VIN J, 8th digit) compare?

This pricing covers the 6.4L (gasoline, VIN J, 8th digit) variant of the 2021 Ram 2500 engine, based on 15 priced listings. Its $4,375 median is 17% below the 2021 Ram 2500 engine overall median of $5,250.

There is 1 other engine variant available for the 2021 Ram 2500.

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

Same trim, other years

6.4L (gasoline, VIN J, 8th digit) in other model years

All years

202430 listings$4,972$1,235 – $8,000 202344 listings$4,995$1,500 – $8,412 202244 listings$4,711$1,500 – $8,412 202026 listings$5,195$1,470 – $6,810 201927 listings$5,000$1,470 – $6,810

Same year, other trims

What other 2021 Ram 2500 engine variants are available?

6.7L (diesel, VIN L, 8th digit)

8 listings$7,908$4,250 – $10,085

Back to full guide

2021 Ram 2500 engine — all trims

View 2021 guide

Common questions

2021 Ram 2500 engine (6.4L (gasoline, VIN J, 8th digit)) FAQ

How much is a used 2021 Ram 2500 engine (6.4L (gasoline, VIN J, 8th digit))?

Based on 15 priced salvage-yard listings, a used 2021 Ram 2500 engine in the 6.4L (gasoline, VIN J, 8th digit) variant lists between $2,025 and $8,000, with a median asking price of $4,375.

Which years use the 6.4L (gasoline, VIN J, 8th digit) engine?

The 6.4L (gasoline, VIN J, 8th digit) variant appears in model years 2019, 2020, 2021, 2022, 2023, 2024. Prices and availability may differ by year.