GMC · 1973–1978
Motorhome
Dated sale results, live auctions and asking prices for this model, each linked to the page it came from.

Median sale, 12 mo
$15,250
7 dated results
Middle half
$11,275 – $16,789
25th to 75th percentile
Range
$7,000 – $56,000
lowest to highest sale
Asking now
—
median of 1 listing
Sale results over time
Observed dates on the x-axis; reported sale on the y-axis. Points more than 90 days apart are not joined, so gaps stay visible. Sample composition may change between points.
Sources: Bring a Trailer(opens in a new tab), Hemmings(opens in a new tab) · last read Nov 8, 2026
For sale now
1977 GMC Motorhome (opens in a new tab)Hemmings$17,500
Asking prices are what sellers want, not what anyone paid.
Sale results
Completed auctions with a published result and date. Newest first.
1976 GMC Birchaven 23’ Motorhome (opens in a new tab)Bring a Trailer · Oct 18, 2026$7,300
1978 GMC Royale 26’ Motorhome (opens in a new tab)Bring a Trailer · Sep 1, 2026$17,078
Olds 455-Powered 1977 GMC Kingsley 26’ Motorhome (opens in a new tab)Bring a Trailer · Jun 18, 2026$15,250
Four-Decades-Owned 1977 GMC Jimmy Coachmen Royale 26′ Motorhome (opens in a new tab)Bring a Trailer · May 18, 2026$16,500
1975 GMC 26’ MotorHome (opens in a new tab)Bring a Trailer · Feb 10, 2026$15,250
1973 GMC 26′ MotorHome Project (opens in a new tab)Bring a Trailer · Dec 26, 2025$7,000
45-Years-Owned 1977 GMC Eleganza II 26′ Motorhome (opens in a new tab)Bring a Trailer · Nov 19, 2025$56,000
1976 GMC 26’ Palm Beach Motorhome (opens in a new tab)Bring a Trailer · Nov 6, 2025$20,000
1977 GMC Kingsley 26’ Motorhome (opens in a new tab)Bring a Trailer · Jun 12, 2025$32,000
47-Years-Family-Owned 1973 GMC 26′ MotorHome (opens in a new tab)Bring a Trailer · Oct 2, 2024$19,500
1977 GMC 26′ Motorhome (opens in a new tab)Bring a Trailer · Aug 20, 2024$20,350
1977 GMC 26′ Motorhome (opens in a new tab)Bring a Trailer · Jul 17, 2024$21,250
1973 GMC 23’ Motorhome (opens in a new tab)Bring a Trailer · Jun 14, 2024$26,333
1976 GMC Edgemonte Motorhome (opens in a new tab)Bring a Trailer · Sep 16, 2023$22,400
1977 GMC Jimmy Coachman Royale 26′ Motorhome (opens in a new tab)Bring a Trailer · Jul 30, 2022$46,000
1976 GMC 23′ Birchaven MotorHome (opens in a new tab)Bring a Trailer · Jul 11, 2022$28,000
1976 GMC 23′ Birchaven MotorHome (opens in a new tab)Bring a Trailer · May 27, 2022$26,800
1973 GMC MotorHome (opens in a new tab)Bring a Trailer · Feb 24, 2022$33,000
1977 GMC MotorHome (opens in a new tab)Bring a Trailer · Mar 28, 2021$32,500
1975 GMC MotorHome Car Hauler Conversion (opens in a new tab)Bring a Trailer · May 12, 2020$17,000
Did not sell
Auctions that ended with the reserve not met. The high bid is shown; it is not a sale and is not in the median.
1976 GMC Glenbrook 26’ Motorhome (opens in a new tab)Bring a Trailer · Oct 6, 2026$7,800
1973 GMC 26′ MotorHome (opens in a new tab)Bring a Trailer · Jan 28, 2025$15,250
1978 GMC Royale Motorhome (opens in a new tab)Bring a Trailer · Oct 13, 2022$20,000