2021 GMC Sierra 1500 rear bumper assembly — dual exhaust (opt N10), park assist (side obstacle detection), chrome price snapshot
- Low
- $200
- Average
- $698
- High
- $1,093
Year & trim-specific price guide
Used 2021 GMC Sierra 1500 Rear Bumper Assembly — dual exhaust (opt N10), park assist (side obstacle detection), chrome prices
Trim-specific pricing for the dual exhaust (opt N10), park assist (side obstacle detection), chrome variant of the 2021 GMC Sierra 1500 rear bumper assembly, built from 29 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
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.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 23, 2026AS
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.
Price summary
A used 2021 GMC Sierra 1500 rear bumper assembly (dual exhaust (opt N10), park assist (side obstacle detection), chrome) costs $200 to $1,093, with a median asking price of $803. Based on 29 priced salvage yard listings across the US, updated Sep 23, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the dual exhaust (opt N10), park assist (side obstacle detection), chrome compare?
This pricing covers the dual exhaust (opt N10), park assist (side obstacle detection), chrome variant of the 2021 GMC Sierra 1500 rear bumper assembly, based on 29 priced listings. Its $803 median is 25% above the 2021 GMC Sierra 1500 rear bumper assembly overall median of $641.
There are 7 other rear bumper assembly variants available for the 2021 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
dual exhaust (opt N10), park assist (side obstacle detection), chrome in other model years
Same year, other trims
What other 2021 GMC Sierra 1500 rear bumper assembly variants are available?
single exhaust (opt NB5), w/o park assist; (without side obstacle detection), chrome
34 listings$600$306 – $850dual exhaust (opt N10), park assist (side obstacle detection), painted
32 listings$380$150 – $1,131single exhaust (opt NB5), park assist (side obstacle detection), chrome
32 listings$785$145 – $1,050single exhaust (opt NB5), park assist (side obstacle detection), painted
30 listings$350$140 – $1,241single exhaust (opt NB5), w/o park assist; (without side obstacle detection), painted
30 listings$575$300 – $975dual exhaust (opt N10), w/o park assist; (without side obstacle detection), painted
27 listings$720$225 – $1,052dual exhaust (opt N10), w/o park assist; (without side obstacle detection), chrome
26 listings$700$140 – $1,186Back to full guide
2021 GMC Sierra 1500 rear bumper assembly — all trims
Common questions
2021 GMC Sierra 1500 rear bumper assembly (dual exhaust (opt N10), park assist (side obstacle detection), chrome) FAQ
How much is a used 2021 GMC Sierra 1500 rear bumper assembly (dual exhaust (opt N10), park assist (side obstacle detection), chrome)?
Based on 29 priced salvage-yard listings, a used 2021 GMC Sierra 1500 rear bumper assembly in the dual exhaust (opt N10), park assist (side obstacle detection), chrome variant lists between $200 and $1,093, with a median asking price of $803.
Which years use the dual exhaust (opt N10), park assist (side obstacle detection), chrome rear bumper assembly?
The dual exhaust (opt N10), park assist (side obstacle detection), chrome variant appears in model years 2020, 2021, 2022. Prices and availability may differ by year.