Engine: 16-567C, 1,750 hp
Gear ratio: 59:18 (Nos. 4900 – 4901, 4907 – 4922) 62:15 (Nos. 4902 -4906, 4923 – 4929)
Maximum speed: 83 mph (Nos. 4900 – 4901, 4907 -4922) 65 mph (Nos. 4902 – 4906, 4923 – 4929)
Operating weight (lbs.): 254,000 (Nos. 4900 -4901) 251,190 (Nos. 4902 – 4906) 251,570 (Nos. 4907 -4922) 251, 540 (Nos. 4923 -4927), 251,520 (Nos. 4928 -4929)
Tractive effort (lbs): 36,000 (Nos. 4900 – 4901) 35,400 (Nos. 4902 -4906) 45,000 (Nos. 4907 – 4929)
Length: 56‘ – 2″
Order: 5355 (Nos. 4900 – 4901), 5444 (Nos. 4902 -4906), 5514 (Nos. 4907 -4922), 5510 (Nos. 4923 -4927), 5558 (Nos. 4928 -4929)
| Road no. | Class | Build date | Builder’s no. | Retired | Rebuilt to | Rebuild date | Renumbered | Renumber date | Notes / disposition |
| 4900 | GRG-17c | Aug 54 | 19680 | 1988 | To Erman for scrap c. 1987-88 | ||||
| 4901 | GRG-17c | Aug 54 | 19681 | 4632 | |||||
| 4902 | GRG-17e | Jun 56 | 21458 | 4633 | |||||
| 4903 | GRG-17e | Jun 56 | 21459 | 4629 | |||||
| 4904 | GRG-17e | Jun 56 | 21460 | 4610 | |||||
| 4905 | GRG-17e | Jun 56 | 21461 | 4616 | |||||
| 4906 | GRG-17e | Jun 56 | 21462 | 4627 | |||||
| 4907 | GRG-17k | Jan 57 | 22855 | 1992 | To Chicago West Pullman, to Wisconsin & Calumet | ||||
| 4908 | GRG-17k | Jan 57 | 22856 | To SEMTA No. 901 Apr 1 77 | |||||
| 4909 | GRG-17k | Jan 57 | 22857 | 4509 | |||||
| 4910 | GRG-17k | Jan 57 | 22858 | 1995 | To Erickson Light & Power (Lansing MI) 1995 | ||||
| 4911 | GRG-17k | Jan 57 | 22859 | Oct 31 68 | Wrecked Jan 29 68 Smith Creek MI with Nos. 4432, 4433 and 4439. | ||||
| 4912 | GRG-17k | Jan 57 | 22860 | ||||||
| 4913 | GRG-17k | Jan 57 | 22861 | 4601 | 1989 | ||||
| 4914 | GRG-17k | Jan 57 | 22862 | 4606 | |||||
| 4915 | GRG-17k | Jan 57 | 22863 | To SEMTA No. 902 Apr 1 77 | |||||
| 4916 | GRG-17k | Jan 57 | 22864 | To Kansas Southwestern | |||||
| 4917 | GRG-17k | Jan 57 | 22865 | 4517 | 1997 | ||||
| 4918 | GRG-17k | Jan 57 | 22866 | 4518 | 1997 | ||||
| 4919 | GRG-17k | Jan 57 | 22867 | 4519 | 1997 | ||||
| 4920 | GRG-17k | Jan 57 | 22868 | 4520 | 1997 | ||||
| 4921 | GRG-17k | Jan 57 | 22869 | 4622 | |||||
| 4922 | GRG-17k | Jan 57 | 22870 | 4628 | |||||
| 4923 | GRG-17k | Mar 57 | 22829 | 4612 | |||||
| 4924 | GRG-17k | Mar 57 | 22830 | 4617 | Involved in head-on collision Milton VT Jan 69 | ||||
| 4925 | GRG-17k | Mar 57 | 22831 | 4609 | |||||
| 4926 | GRG-17k | Mar 57 | 22832 | 1993 | To Arkansas Eastman (Magness AR) 1993, to Georgia Central | ||||
| 4927 | GRG-17k | Mar 57 | 22833 | 4618 | |||||
| 4928 | GRG-17s | Dec 58 | 23995 | 4620 | Wrecked | ||||
| 4929 | GRG-17s | Dec 58 | 23996 | Apr 1 73 | Wrecked in head-on collision on Boston & Maine (Belchertown MA) Apr 1 73 | ||||
| 4930 | GRG-17w | Nov 58 | 24969 | 4530 | 1997 | ||||
| 4931 | GRG-17w | Nov 58 | 24970 | 4631 | |||||
| 4932 | GRG-17w | Nov 58 | 24971 | 4634 | |||||
| 4933 | GRG-17w | Nov 58 | 24972 | 4630 |