| LM 641 | 1971 specifications |
| Engine | Volvo BM D 42 |
| Engine output (SAE), kW (hp) | 59 (80) |
| Tip. load, kg | 3 200 |
| Bucket volume, m3 | 0,9–3,0 |
| Tires front | 16.9-30/14 |
| Tires rear | 12.4-24/12 |
| No. of driven wheels | 4 |
| Weight, kg | 7 700 |
| Production no. LM 621/641 | 11 516 |
| Production year | 1970–1978 |