Trucks: B-B Blomberg
Engine: 16-567C, 1,750 hp
Gear ratio: 62:15
Maximum speed: 65 mph
Operating weight (lbs.): 235,000
Tractive effort (lbs): 44,000
Length: 56‘ – 2″
Order no.: C-263
| Road no. | Class | Build date | Builder’s no. | Renumbered to | Renumber date | Retired | Notes / disposition |
| 4147 | GR-17y | Sep 59 | A1765 | Oct 11 84 | Assigned No. 4390 but retired before renumbering done | ||
| 4148 | GR-17y | Sep 59 | A1766 | Dec 3 80 | |||
| 4149 | GR-17y | Sep 59 | A1767 | Jan 28 81 | Wrecked Nov 3 80 Mile 102.9 Drumheller Subdivision with Nos. 4250, 4251 and 4262 | ||
| 4150 | GR-17y | Sep 59 | A1768 | 4391 | Oct 22 84 | ||
| 4151 | GR-17y | Sep 59 | A1769 | Jan 28 81 | Wrecked Nov 2 78 Mile 102 Bulkley Subdivision with No. 5233, hit a slide derailed into Skeena River | ||
| 4152 | GR-17y | Sep 59 | A1770 | 4392 | Jun 26 84 | ||
| 4153 | GR-17y | Sep 59 | A1771 | 4393 | Oct 29 84 | ||
| 4154 | GR-17y | Sep 59 | A1772 | 4394 | Nov 5 84 | ||
| 4155 | GR-17y | Sep 59 | A1773 | 4395 | Apr 16 84 | ||
| 4156 | GR-17y | Sep 59 | A1774 | 4396 | Apr 16 84 |