Trucks: AAR Type A
Engine: No engine
Gear ratio: 75:16
Maximum speed: 40 mph
Operating weight: 247,000 lbs.
Tractive effort: 36,000 lbs.
Length: 44′ – 5 3/4″
| Road no. | Class | Original road no. | Renumber date | Renumbered to | Renumber date | |
| 300 | MH-00a | B-1 | 351 | |||
| 301 | MH-00a | B-2 | 160 | |||
| 302 | MH-00a | B-3 | 161 | |||
| 303 | MH-00a | B-4 | 162 | |||
| 304 | MH-00a | B-5 | 165 | |||
| 305 | MH-00a | B-6 | 352 | |||
| 306 | MH-00a | B-7 | 163 | |||
| 307 | MH-00a | B-8 | 166 | |||
| 308 | MH-00a | B-9 | 167 | |||
| 309 | MH-00a | B-10 | 168 | |||
| 310 | MH-00a | B-11 | 164 | |||
| 311 | MH-00a | B-12 | 353 | |||
| 312 | MH-00a | B-13 | 354 | |||
| 313 | MH-00a | B-14 | 355 | |||
| 314 | MH-00a | B-15 | 356 |