Year & trim-specific price guide

Used 2021 Ram 2500 Master Cylinder — hydro-boost prices

Trim-specific pricing for the hydro-boost variant of the 2021 Ram 2500 master cylinder, built from 42 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 updatedSep 26, 2026

2021 Ram 2500 · hydro-boost

$172

median asking price

42 priced listings · $46–$305

Price summary

A used 2021 Ram 2500 master cylinder (hydro-boost) costs $46 to $305, with a median asking price of $172. Based on 42 priced salvage yard listings across the US, updated Sep 26, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$172

Grade B (good)$172

2021 Ram 2500 master cylinder — hydro-boost price snapshot

USD

Low: $46
Average: $174
High: $305

42 priced listings used · last updated Sep 26, 2026· How we price·

Condition comparison

Price by part grade

Grade AClean / low wear$46–$30512 listings

Grade BStandard used$46–$30530 listings

Grade	Price range	Relative range	Listings
Grade AClean / low wear	$46–$305		12
Grade BStandard used	$46–$305		30

Median by grade

Grade price comparison

Grade A$172

Grade B$172

Median asking price by seller-reported condition grade · $46–$305 overall range

Trim-specific context

How does the hydro-boost compare?

This pricing covers the hydro-boost variant of the 2021 Ram 2500 master cylinder, based on 42 priced listings. Its $172 median is 43% above the 2021 Ram 2500 master cylinder overall median of $120.

There is 1 other master cylinder 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

hydro-boost in other model years

All years

202541 listings$99$35 – $321 202449 listings$98$35 – $321 202341 listings$99$35 – $321 202232 listings$172$46 – $305 202010 listings$199$45 – $199 201949 listings$98$35 – $321 201850 listings$61$56 – $328 201750 listings$35$35 – $218 201645 listings$100$35 – $296 201550 listings$61$56 – $328

Same year, other trims

What other 2021 Ram 2500 master cylinder variants are available?

vacuum boost

41 listings$106$30 – $305

Back to full guide

2021 Ram 2500 master cylinder — all trims

View 2021 guide

Common questions

2021 Ram 2500 master cylinder (hydro-boost) FAQ

How much is a used 2021 Ram 2500 master cylinder (hydro-boost)?

Based on 42 priced salvage-yard listings, a used 2021 Ram 2500 master cylinder in the hydro-boost variant lists between $46 and $305, with a median asking price of $172.

Which years use the hydro-boost master cylinder?

The hydro-boost variant appears in model years 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. Prices and availability may differ by year.