Year & trim-specific price guide

Used 2020 GMC Sierra 1500 Rear Bumper Assembly — single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted prices

Trim-specific pricing for the single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted variant of the 2020 GMC Sierra 1500 rear bumper assembly, built from 24 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 19, 2026
Price summary

A used 2020 GMC Sierra 1500 rear bumper assembly (single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted) costs $500 to $1,014, with a median asking price of $805. Based on 24 priced salvage yard listings across the US, updated Sep 19, 2026. Prices exclude shipping, core charges, and installation.

2020 GMC Sierra 1500 rear bumper assembly — single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted price snapshot

USD
Low
$500
Average
$807
High
$1,014
24 priced listings used · last updated Sep 19, 2026· How we price·

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Trim-specific context

How does the single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted compare?

This pricing covers the single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted variant of the 2020 GMC Sierra 1500 rear bumper assembly, based on 24 priced listings. Its $805 median is 11% above the 2020 GMC Sierra 1500 rear bumper assembly overall median of $725.

There are 7 other rear bumper assembly variants available for the 2020 GMC Sierra 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

single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted in other model years

Same year, other trims

What other 2020 GMC Sierra 1500 rear bumper assembly variants are available?

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2020 GMC Sierra 1500 rear bumper assembly — all trims

Common questions

2020 GMC Sierra 1500 rear bumper assembly (single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted) FAQ

How much is a used 2020 GMC Sierra 1500 rear bumper assembly (single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted)?

Based on 24 priced salvage-yard listings, a used 2020 GMC Sierra 1500 rear bumper assembly in the single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted variant lists between $500 and $1,014, with a median asking price of $805.

Which years use the single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted rear bumper assembly?

The single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted variant appears in model years 2020, 2021, 2022, 2023, 2024, 2025. Prices and availability may differ by year.

2020 GMC Sierra 1500 Rear Bumper Assembly · single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted Prices | Part Price Guide