Volvo BM / BM-Volvo VHK 312
The 312 represented extremely high quality and excellent engineering design. The machine was equipped with the Volvo D 70 B, 6-cylinder, direct-injection diesel engine. The well-proven hydraulic transmission of the 312 was an important ingredient of the valuable characteristics of the machine.
Production year 1973-1977
| VHK 312 | specifications |
| Engine | Volvo D 70 B |
| Engine output (SAE), hp | 160 |
| Gears forward/reverse | 3/3 |
| Grader blade w/h, mm | 3 650 / 625 |
| Tires | 14.00-24/12 |
| No. of driven wheels | 6x4 |
| Weight, kg | 13 100 |
| Production year | 1973–1977 |