McCormick T-MAX
Differential fluid capacity & service interval
McCormick T-MAX differential fluid capacity is 6,6 liters. Service intervals include 500 hours and 1000 hours or 12 months. The data covers 20 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
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Additional Notes
- All front differential specifications across the McCormick T-MAX range apply exclusively to 4x4 configurations equipped with brakes, meaning 2WD variants of the same models are not covered by these figures.
- The front differential fluid capacity is 6.6 liters across every T-MAX variant listed, spanning the T80 MAX, T90 MAX, T100 MAX, T110 MAX, and T115 MAX, regardless of serial number range or engine designation.
- The normal service interval for the front differential is set at 1,000 hours or 12 months, whichever comes first. The dual condition means calendar time can trigger a fluid change even when the hour threshold has not been reached.
- An initial service interval of 500 hours applies to all listed T-MAX variants. At 500 hours, the front differential fluid is changed earlier than the standard 1,000-hour cycle, after which the normal interval takes over.
- The serial number breakpoint at N07062 and N07063 divides each model into two distinct production groups. Both groups share identical capacity and interval specifications for the front differential, indicating the serial number distinction is relevant for identification purposes rather than a difference in fluid service requirements.
- The T80 MAX is the only variant in the lineup fitted with the naturally aspirated Perkins 1104D-44 engine. All other models, the T90 MAX through T115 MAX, use the turbocharged Perkins 1104D-44TA, yet the front differential capacity and service intervals remain uniform across both engine types.