2018 Ram 2500 fuel tank — Standard Cab (2 Dr), CNG (5.7L, VIN 2, 8th digit), rear tank price snapshot
- Low
- $85
- Average
- $267
- High
- $605

Year & trim-specific price guide
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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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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.
A used 2018 Ram 2500 fuel tank (Standard Cab (2 Dr), CNG (5.7L, VIN 2, 8th digit), rear tank) costs $85 to $605, with a median asking price of $192. Based on 12 priced salvage yard listings across the US, updated Oct 9, 2026. Prices exclude shipping, core charges, and installation.
Trim-specific context
This pricing covers the Standard Cab (2 Dr), CNG (5.7L, VIN 2, 8th digit), rear tank variant of the 2018 Ram 2500 fuel tank, based on 12 priced listings. Its $192 median is 11% below the 2018 Ram 2500 fuel tank overall median of $215.
There are 13 other fuel tank variants available for the 2018 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
Same year, other trims
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Common questions
Based on 12 priced salvage-yard listings, a used 2018 Ram 2500 fuel tank in the Standard Cab (2 Dr), CNG (5.7L, VIN 2, 8th digit), rear tank variant lists between $85 and $605, with a median asking price of $192.
The Standard Cab (2 Dr), CNG (5.7L, VIN 2, 8th digit), rear tank variant appears in model years 2017, 2018. Prices and availability may differ by year.