2021 GMC Acadia rear bumper — lower, AT4 price snapshot
- Low
- $140
- Average
- $239
- High
- $330
Year & trim-specific price guide
Used 2021 GMC Acadia Rear Bumper — lower, AT4 prices
Trim-specific pricing for the lower, AT4 variant of the 2021 GMC Acadia rear bumper, built from 9 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 21, 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 Acadia rear bumper (lower, AT4) costs $140 to $330, with a median asking price of $270. Based on 9 priced salvage yard listings across the US, updated Sep 21, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How does the lower, AT4 compare?
This pricing covers the lower, AT4 variant of the 2021 GMC Acadia rear bumper, based on 9 priced listings. Its $270 median is 29% above the 2021 GMC Acadia rear bumper overall median of $210.
There are 6 other rear bumper variants available for the 2021 GMC Acadia.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
lower, AT4 in other model years
Same year, other trims
What other 2021 GMC Acadia rear bumper variants are available?
Back to full guide
2021 GMC Acadia rear bumper — all trims
Common questions
2021 GMC Acadia rear bumper (lower, AT4) FAQ
How much is a used 2021 GMC Acadia rear bumper (lower, AT4)?
Based on 9 priced salvage-yard listings, a used 2021 GMC Acadia rear bumper in the lower, AT4 variant lists between $140 and $330, with a median asking price of $270.
Which years use the lower, AT4 rear bumper?
The lower, AT4 variant appears in model years 2020, 2021, 2022. Prices and availability may differ by year.