Misallocation

1977 GMC 1500 Sierra Classic Pickup

Sold at Mecum Auctions on Aug. 13, 2026, offered with no reserve.

$14,300Confirmed

The price as reported by the house. Hammer price $13,000, before the buyer's premium. Read from the house's results Oct. 14, 2026.

The car

Year
1977
Make and model
GMC C/K trucks (1960 to 1998)
Generation
C/K 1973 to 1987 (square body)
Gearbox
Automatic
Chassis
TCL447Z502108
Condition
Good (3)Likely

Condition is our reading of the listing's description on Hagerty's 1 to 4 scale, not an inspection.

This car's full record

Against comparable sales

Below the middle half of 109 comparable sales, 12% under its bottom.

Middle half of sales$14,500 to $32,000
Median$22,000
Sales behind it109Likely

From 109 sales of the GMC C/K trucks (1960 to 1998) C/K 1973 to 1987 (square body) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $14,500 and $32,000.

Closest sales

Closest comparable sales
CarAuctionDatePrice
1977 GMC K1500 Sierra Classic 4×4Bring a Trailer, Oct. 10, 2026Bring a TrailerOct. 10, 2026$22,250
49-Years-Owned 1977 GMC C1500 Sierra ClassicBring a Trailer, April 2, 2026Bring a TrailerApril 2, 2026$10,500
1977 GMC K1500 High Sierra 4×4Bring a Trailer, Nov. 18, 2025Bring a TrailerNov. 18, 2025$24,000
1977 GMC K20 PickupMecum, July 10, 2025MecumJuly 10, 2025$23,000
6.0L-Powered 1978 GMC C1500 Sierra ClassicBring a Trailer, June 6, 2026Bring a TrailerJune 6, 2026$25,250
1976 GMC K1500 Sierra Grande 4×4Bring a Trailer, June 5, 2026Bring a TrailerJune 5, 2026$7,000
1978 GMC K1500 High Sierra 4×4Bring a Trailer, April 15, 2026Bring a TrailerApril 15, 2026$24,500
1976 GMC SIERRA GRANDE PICKUPBarrett-Jackson, Jan. 25, 2026Barrett-JacksonJan. 25, 2026$40,000

This car's historyLikely

Matched across sales by chassis number.

DateWhat happenedWhereMilesPrice
March 7, 2024Did not sellMecumMecum$14,000 high bid
Aug. 13, 2026Sold (this sale)MecumMecum$14,300