Yamaha YFB Timberwolf

Differential fluid capacity & service interval

Yamaha YFB Timberwolf differential fluid capacity ranges from 0,67 to 0,7 liters. Service intervals include 1 month and 12 months. The data covers 2 configurations.

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

TypeSpecifications
  • YFB 250 Timberwolf 4x4 (1998-2001)
  • Front
  • Use: Normal
  • Capacity 0,7 liter (Dry fill)
  • Capacity 0,67 liter (Service fill)
  • Change 12 months
  • YFB 250 Timberwolf 4x4 (1998-2001)
  • Front
  • Use: Initial service
  • Capacity 0,7 liter (Dry fill)
  • Capacity 0,67 liter (Service fill)
  • Change 1 months

Additional Notes

  • The Yamaha YFB 250 Timberwolf 4x4 front differential carries a dry fill capacity of 0.7 liter, which represents the total volume required when filling a completely empty or freshly rebuilt differential housing.
  • The service fill capacity of 0.67 liter is slightly lower than the dry fill figure, reflecting the residual fluid that remains in the differential after a standard drain procedure rather than a full teardown.
  • Under normal use conditions, the front differential fluid change interval for the 1998-2001 YFB 250 Timberwolf 4x4 is set at 12 months.
  • An initial service change interval of 1 month applies to the front differential on the 1998-2001 YFB 250 Timberwolf 4x4, a shortened interval commonly associated with break-in periods during which new gear surfaces shed fine metallic particles into the fluid.
  • Both the normal and initial service conditions share the same dry and service fill capacities of 0.7 liter and 0.67 liter respectively, meaning the volume requirements do not change between a break-in service and a routine annual change.