McCormick G-MAX II

Clutch fluid capacity & service interval

The McCormick G-MAX II uses clutch fluid with a capacity of 1 liter. The data covers 4 configurations of this model.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
G125 MAX II, FPT NEF 6.7 (T3) (2021- )
  • Use: Normal
  • Capacity 1 liter
G135 MAX II, FPT NEF 6.7 (T3) (2021- )
  • Use: Normal
  • Capacity 1 liter
G145 MAX II, FPT NEF 6.7 (T3) (2021- )
  • Use: Normal
  • Capacity 1 liter
G165 MAX II, FPT NEF 6.7 (T3) (2021- )
  • Use: Normal
  • Capacity 1 liter

Additional Notes

  • The McCormick G-MAX II clutch fluid specification covers four variants: the G125, G135, G145, and G165 MAX II, all equipped with the FPT NEF 6.7 (T3) engine with a starting year of 2021.
  • Each of the four variants carries a clutch fluid capacity of 1 liter, which is a relatively modest volume consistent with a self-contained hydraulic clutch actuation circuit rather than a shared or integrated hydraulic reservoir.
  • All four variants are noted as running a hydraulic clutch system, meaning clutch engagement and disengagement are controlled through fluid pressure rather than a mechanical linkage.
  • The 1-liter capacity is uniform across the G125, G135, G145, and G165 variants, indicating no variation in clutch circuit volume despite the differing power outputs associated with each model designation.
  • All specifications are listed under normal use conditions, which in fluid service contexts typically refers to standard operating environments without the accelerated wear factors associated with severe-duty classifications.

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