Concept 1B 
| Tier 9 | Heavy Tank
- Nation
- USA
- Tier
- 9
- Class
- Heavy Tank
- Premium
- Yes
- Gift
- No
- Wheeled
- No
- Credits
- 0
- Gold
- 0
- Views
- 4
From the late 1960s to the early 1970s, under the program for developing a new main battle tank, various designs were considered. One of them was a variant known as Concept 1B with a low turret and manual loading of a 110 mm rifled gun with high ballistics. No metal prototype was produced.
Default configuration
Radio
AN/GRC-6
| Signal range (m) | 750 |
Engine
PLT-27
| Power (hp) | 900 |
| Fire chance | 0.20 |
Gun
EXP-7
| Reload (s) | 8.57 |
| Fire rate | 7.000 |
| Aim time (s) | 2.29 |
| Dispersion | 0.420 |
| Traverse (°/s) | 35 |
| Ammo max | 57 |
| Elev (°) | 19 |
| Depress (°) | 9 |
Chassis
XHM-1500-2
| Load limit (kg) | 0 |
| Traverse (°/s) | 42 |
Turret
Concept 1b
| HP | 360 |
| Armor F/S/R | 250/110/100 |
| Traverse (°/s) | 32 |
| View range (m) | 400 |
All modules
Radio (1)
AN/GRC-6
• 54.000 cr DEFAULT | Signal range (m) | 750 |
Engine (1)
PLT-27
• 90.000 cr DEFAULT | Power (hp) | 900 |
| Fire chance | 0.20 |
Gun (1)
EXP-7
• 325.000 cr DEFAULT | Reload (s) | 8.57 |
| Fire rate | 7.000 |
| Aim time (s) | 2.29 |
| Dispersion | 0.420 |
| Traverse (°/s) | 35 |
| Ammo max | 57 |
| Elev (°) | 19 |
| Depress (°) | 9 |
Chassis (1)
XHM-1500-2
• 50.000 cr DEFAULT | Load limit (kg) | 0 |
| Traverse (°/s) | 42 |
Turret (1)
Concept 1b
• 50.000 cr DEFAULT | HP | 360 |
| Armor F/S/R | 250/110/100 |
| Traverse (°/s) | 32 |
| View range (m) | 400 |
