Yanmar YT3

Differential fluid capacity & service interval

Yanmar YT3 differential fluid capacity is 9 liters. Service intervals include checking at 50 hours and changing at 300 hours. The data covers 2 configurations.

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

TypeSpecifications
  • YT347 (2021- )
  • Front
  • Use: Normal
  • Capacity 9 liter
  • Check 50 hours
  • Change 300 hours
  • YT359 (2021- )
  • Front
  • Use: Normal
  • Capacity 9 liter
  • Check 50 hours
  • Change 300 hours

Additional Notes

  • The Yanmar YT3 front differential holds 9 liters of fluid across both the YT347 and YT359 configurations, which is a relatively substantial capacity for a compact utility tractor front axle assembly.
  • A 9-liter service fill capacity in a front differential typically reflects a sealed axle housing designed to maintain lubrication across a wide range of operating angles and load conditions.
  • The check interval for the front differential is set at 50 hours of operation under normal use conditions, meaning fluid level verification is expected well before any drain-and-fill service is due.
  • The change interval is specified at 300 hours under normal use conditions, placing the full fluid replacement at six times the frequency of the routine check interval.
  • Both the YT347 and YT359 share identical front differential capacity and service interval specifications for 2021, with no variation between the two models in either the 9-liter fill volume or the 50-hour check and 300-hour change schedule.

Other Systems