| UMM Alter 4x4 | |
| Manufacturer: | UMM |
| Production: | 1985 |
| Class: | Off Road Vehicle |
| Assembly: | Setúbal, Portugal (Movauto) |
| Layout: | FR layout/All wheel drive |
| Engine: | 2.5L 76 PS I4 Diesel |
| Transmission: | 4-speed manual |
| Predecessor: | UMM 4x4 |
| Successor: | UMM Alter 2000 |
1985 saw the arrival of a new UMM car, the Alter 4x4, which featured a 2.5 litre diesel engine.