Steyr 8300

Differential fluid capacity & service interval

Steyr 8300 differential fluid capacity ranges from 4,6 to 6,4 liters. Service intervals consist of checking at 500 hours and changing at 1000 hours. The data covers 16 configurations.

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

TypeSpecifications
  • 83 TK (1988-1994)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK (1988-1994)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK Intercooler (1988-1994)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK Intercooler (1988-1994)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8300, 8300a (1988-1994)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8300, 8300a (1988-1994)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8320, 8320a (1988-1994)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8320, 8320a (1988-1994)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK (1985-1988)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK (1985-1988)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK Intercooler (1985-1988)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 83 TK Intercooler (1985-1988)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8300, 8300a (1985-1988)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8300, 8300a (1985-1988)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8320, 8320a (1985-1988)
  • Front
  • Use: Normal
  • Capacity 6,4 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)
  • 8320, 8320a (1985-1988)
  • Rear
  • Use: Normal
  • Capacity 4,6 liter
  • Check 500 hours
  • Change 1000 hours
  • Code: (4x4)

Additional Notes

  • Across all configurations of the Steyr 8300 series covered here, the front differential holds 6.4 liters while the rear differential holds 4.6 liters. The front unit therefore requires nearly 39 percent more fluid volume than the rear, reflecting the greater mechanical complexity typically associated with front differentials in four-wheel-drive agricultural tractors.
  • The 1.8-liter difference between front and rear differential capacities is consistent across every variant listed, including the 83 TK, 83 TK Intercooler, 8300/8300a, and 8320/8320a, across both the 1985-1988 and 1988-1994 production periods.
  • Service intervals are expressed in operating hours rather than calendar time or distance, which is standard practice for agricultural machinery where annual usage varies widely between operators and seasons.
  • A fluid level check is specified at every 500 hours of operation, while a full fluid change is required at 1,000 hours. The check interval is therefore half the change interval, allowing condition monitoring between drain cycles.
  • The 1,000-hour change interval applies uniformly to both the front and rear differentials across all listed variants, meaning neither the larger front unit nor the smaller rear unit carries a more frequent drain requirement.
  • All specifications are designated for normal use conditions. Agricultural equipment service schedules commonly distinguish between normal and severe duty, and the absence of a separate severe-duty interval here means only the normal-use figures are defined in these specifications.
  • The 83 TK and 83 TK Intercooler variants share identical differential capacities and service intervals with the 8300/8300a and 8320/8320a variants. The intercooler designation refers to an induction system difference rather than any change in drivetrain fluid requirements.
  • The production period split at 1988 results in two separate specification rows for each variant, yet the capacity and interval values are unchanged between the 1985-1988 and 1988-1994 entries. The 1988 boundary represents a model revision point without any recorded alteration to differential fluid specifications.

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