Yamaha YFM Big Bear (USA)

Differential fluid capacity & service interval

Yamaha YFM Big Bear (USA) differential fluid capacity ranges from 0,18 to 0,4 liters. Service intervals include 1 month, 6 months, 12 months, 20 hours, 160 hours, 320 km, and 2500 km. The data covers 12 configurations.

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

TypeSpecifications
  • YFM 40 Big Bear 400 4x4 IRS (2010-2013)
  • Front
  • Use: Normal
  • Capacity 0,23 liter
  • Change 2500 km/ 6 months/ 160 hours
  • YFM 40 Big Bear 400 4x4 IRS (2010-2013)
  • Front
  • Use: Initial service
  • Capacity 0,23 liter
  • Change 320 km/ 1 months/ 20 hours
  • YFM 40 Big Bear 400 4x4 IRS, YFM40FB/FBH (2007-2009)
  • Front
  • Use: Normal
  • Capacity 0,23 liter
  • Change 2500 km/ 6 months/ 160 hours
  • YFM 40 Big Bear 400 4x4 IRS, YFM40FB/FBH (2007-2009)
  • Front
  • Use: Initial service
  • Capacity 0,23 liter
  • Change 320 km/ 1 months/ 20 hours
  • YFM 40 Big Bear 400 4x4 (2002-2007)
  • Front
  • Use: Normal
  • Capacity 0,4 liter (Dry fill)
  • Capacity 0,35 liter (Service fill)
  • Change 12 months
  • YFM 40 Big Bear 400 4x4 (2002-2007)
  • Front
  • Use: Initial service
  • Capacity 0,4 liter (Dry fill)
  • Capacity 0,35 liter (Service fill)
  • Change 1 months
  • YFM 40 Big Bear 400 4x4 (2001-2002)
  • Front
  • Use: Normal
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 12 months
  • YFM 40 Big Bear 400 4x4 (2001-2002)
  • Front
  • Use: Initial service
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 1 months
  • YFM 400 Big Bear 4x4 (2000-2001)
  • Front
  • Use: Normal
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 12 months
  • YFM 400 Big Bear 4x4 (2000-2001)
  • Front
  • Use: Initial service
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 1 months
  • YFM 350 Big Bear 4x4 (1998-2000)
  • Front
  • Use: Normal
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 12 months
  • YFM 350 Big Bear 4x4 (1998-2000)
  • Front
  • Use: Initial service
  • Capacity 0,2 liter (Dry fill)
  • Capacity 0,18 liter (Service fill)
  • Change 1 months

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