Unimog (MB) 424
Coolant capacity & service interval
Unimog 424 coolant capacity is 20 liters. The service interval for coolant is 36 months. The data covers 2 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
| Type | Specifications |
|---|---|
| U 1000, (424) (1984-1992) |
|
| U 1200, (424) (1984-1988) |
|
Additional Notes
- The Mercedes-Benz Unimog 424 cooling system holds 20 liters of coolant across both the U 1000 and U 1200 variants, a capacity consistent with the demands of heavy-duty utility vehicle engines.
- The U 1000 (1984-1992) and U 1200 (1984-1988) share an identical 20-liter cooling system capacity, meaning no variation exists between the two variants in terms of service fill volume.
- A 36-month change interval applies to the cooling system under normal use conditions for both the U 1000 and U 1200, placing coolant replacement on a three-year cycle rather than an annual or mileage-based schedule.
- The normal use condition tied to the 36-month interval reflects standard operating environments, as opposed to severe or extended-duty cycles that would typically shorten fluid service intervals in heavy equipment applications.