GMC Terrain rear bumper — lower, AT4, park assist price snapshot
- Low
- $100
- Average
- $229
- High
- $330
Trim-specific price guide
GMC Terrain Rear Bumper — lower, AT4, park assist prices
Pricing for the lower, AT4, park assist variant of the GMC Terrain rear bumper, aggregated from 50 salvage yard listings across 3 model years.
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 updatedOct 22, 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 GMC Terrain rear bumper (lower, AT4, park assist) costs $100 to $330, with a median asking price of $242. Based on 50 priced salvage yard listings across the US, updated Oct 22, 2026. Prices exclude shipping, core charges, and installation.
USD
Trim-specific context
How is the lower, AT4, park assist priced differently?
This pricing covers the lower, AT4, park assist variant of the GMC Terrain rear bumper, based on 50 priced listings across 3 model years (2022, 2023, 2024). Its $242 median is 5% above the GMC Terrain rear bumper overall median of $230.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
What does a lower, AT4, park assist cost by year?
Other trims
Other GMC Terrain rear bumper variants
dual exhaust (opt N10), rear park assist (opt UD7), blind spot alert (opt UFG), upper
1 yr$295$115 – $427dual exhaust (opt N10), rear park assist (opt UD7), w/o blind spot alert; lower
1 yr$200$140 – $375dual exhaust (opt N10), rear park assist (opt UD7), w/o blind spot alert; upper
1 yr$295$115 – $427dual exhaust (opt N10), w/o rear park assist; upper
1 yr$225$125 – $400lower, AT4, w/o park assist
3 yrs$250$178 – $700lower, Denali, (park assist)
7 yrs$205$100 – $507lower, dual exhaust (opt N10), w/o Denali merchandising package; rear park assist (opt UD7)
2 yrs$186$88 – $370lower, dual exhaust (opt N10), w/o Denali merchandising package; w/o rear park assist
2 yrs$190$88 – $400lower, SL, park assist
4 yrs$220$71 – $305Common questions
GMC Terrain rear bumper (lower, AT4, park assist) FAQ
How much is a used GMC Terrain rear bumper (lower, AT4, park assist)?
Based on 50 priced salvage-yard listings across 3 model years, a used GMC Terrain rear bumper in the lower, AT4, park assist variant lists between $100 and $330, with a median asking price of $242.
Which GMC Terrain years use the lower, AT4, park assist rear bumper?
The lower, AT4, park assist variant appears in model years 2022, 2023, 2024. Prices and availability differ by year.
Is there a price difference between lower, AT4, park assist condition grades?
Grade data is limited for this variant. Check individual year pages for the most detail.