GMC C/K trucks (1960 to 1998) C/K 1973 to 1987 (square body)
256 sales on our records. Figures as of Nov. 10, 2026.
What it sells for
Middle half of sales$14,313 to $31,875
Median$22,000
Sales behind it110Likely
From 110 sales over the last 24 months. Hammer prices, before buyer's fees. Half sold between $14,313 and $31,875.
How it trades
- Auctions ended
- 88
- Sold
- 64
- Sell-through
- 73%
- For sale now
- 75
- Typical days listed
- 12
Asking prices now
68 cars for sale. Half ask between $15,368 and $32,509.
Asking prices are what sellers want, not what cars sell for.
Versions
| Name | Years | Sales |
|---|---|---|
| C/K 1973 to 1987 (square body) | 1973 to 1987 | 61 |
Latest sales
| Car | Auction | Date | Price |
|---|---|---|---|
| 1985 GMC C1500 Sierra Classic PickupMecum, Oct. 24, 2026 | Mecum | Oct. 24, 2026 | $12,500 |
| 1986 GMC K1500 PickupMecum, Oct. 24, 2026 | Mecum | Oct. 24, 2026 | $35,000 |
| 1983 GMC 2500 PickupMecum, Oct. 24, 2026 | Mecum | Oct. 24, 2026 | $36,000 |
| 1980 GMC K1500 High Sierra 4×4Bring a Trailer, Oct. 23, 2026 | Bring a Trailer | Oct. 23, 2026 | $12,750 |
| 1977 GMC K1500 Sierra Classic 4×4Bring a Trailer, Oct. 10, 2026 | Bring a Trailer | Oct. 10, 2026 | $22,250 |
| 454-Powered 1986 GMC K2500 4×4Bring a Trailer, Oct. 6, 2026 | Bring a Trailer | Oct. 6, 2026 | $36,500 |
| 1983 GMC K1500 PickupMecum, Sept. 23, 2026 | Mecum | Sept. 23, 2026 | $11,500 |
| 1979 GMC C15 Sierra Classic PickupMecum, Sept. 23, 2026 | Mecum | Sept. 23, 2026 | $17,500 |
| 1986 GMC Suburban C2500 Sierra Classic 7.4LBring a Trailer, Sept. 12, 2026 | Bring a Trailer | Sept. 12, 2026 | $2,279 |
| 1974 GMC K10 CUSTOM PICKUPBarrett-Jackson, Sept. 12, 2026 | Barrett-Jackson | Sept. 12, 2026 | $78,000 |
| 350-Powered 1984 GMC C1500 PickupBring a Trailer, Sept. 7, 2026 | Bring a Trailer | Sept. 7, 2026 | $28,500 |
| 1978 GMC K1500 Royal Sierra 4×4Bring a Trailer, Sept. 1, 2026 | Bring a Trailer | Sept. 1, 2026 | $18,000 |
| 1986 GMC K1500 Sierra Classic 4×4Bring a Trailer, Aug. 31, 2026 | Bring a Trailer | Aug. 31, 2026 | $31,500 |
| 1979 GMC K1500 Sierra Grande 4×4 4-SpeedBring a Trailer, Aug. 17, 2026 | Bring a Trailer | Aug. 17, 2026 | $23,500 |
| 350-Powered 1983 GMC K1500 High Sierra 4×4Bring a Trailer, Aug. 14, 2026 | Bring a Trailer | Aug. 14, 2026 | $22,000 |
| 1977 GMC 1500 Sierra Classic PickupMecum, Aug. 13, 2026 | Mecum | Aug. 13, 2026 | $13,000 |
| 1979 GMC C1500 Sierra Fenderside 3-SpeedBring a Trailer, Aug. 8, 2026 | Bring a Trailer | Aug. 8, 2026 | $9,201 |
| 350-Powered 1986 GMC K2500 High Sierra 4×4Bring a Trailer, July 27, 2026 | Bring a Trailer | July 27, 2026 | $12,000 |
| 1981 GMC C10 PickupMecum, July 24, 2026 | Mecum | July 24, 2026 | $15,000 |
| 1984 GMC K1500 High Sierra 4×4Bring a Trailer, July 2, 2026 | Bring a Trailer | July 2, 2026 | $18,000 |
| 1979 GMC K2500 High Sierra 4×4 4-SpeedBring a Trailer, July 1, 2026 | Bring a Trailer | July 1, 2026 | $17,250 |
| 1986 GMC K2500 CUSTOM PICKUPBarrett-Jackson, June 26, 2026 | Barrett-Jackson | June 26, 2026 | $38,000 |
| 6.0L-Powered 1978 GMC C1500 Sierra ClassicBring a Trailer, June 6, 2026 | Bring a Trailer | June 6, 2026 | $25,250 |
| 1976 GMC K1500 Sierra Grande 4×4Bring a Trailer, June 5, 2026 | Bring a Trailer | June 5, 2026 | $7,000 |
| 1984 GMC K1500 Sierra PickupMecum, June 5, 2026 | Mecum | June 5, 2026 | $38,500 |
| 1987 GMC S-15 Sierra Classic Club Coupe V6 4×4 5-SpeedBring a Trailer, May 23, 2026 | Bring a Trailer | May 23, 2026 | $10,750 |
| 1985 GMC C3500 Sierra Classic PickupMecum, May 9, 2026 | Mecum | May 9, 2026 | $21,000 |
| 1986 GMC C2500 Sierra Classic DieselBring a Trailer, May 9, 2026 | Bring a Trailer | May 9, 2026 | $25,500 |
| 1985 GMC K1500 SIERRA CLASSIC PICKUPBarrett-Jackson, April 17, 2026 | Barrett-Jackson | April 17, 2026 | $47,000 |
| 350-Powered 1986 GMC K1500 High Sierra 4×4 4-SpeedBring a Trailer, April 16, 2026 | Bring a Trailer | April 16, 2026 | $6,200 |