Komatsu Forest forwarders

Transfer case fluid capacity & service interval

Komatsu Forest forwarders utilize transfer case fluid with a capacity range of 4,2 to 5,5 liters. Service intervals consist of a 500 hour check and a 1000 hour change. The data covers 8 configurations.

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

TypeSpecifications
840 TX (6 WD), Sisu 49 CWA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
840 TX (8 WD), Sisu 49 CWA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
840.4 (6 WD), Sisu 66 CTA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
840.4 (8 WD), Sisu 66 CTA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
860.4 (6 WD), Sisu 66 CTA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
860.4 (8 WD), Sisu 66 CTA Tier 3 / Stage IIIa (2008-2013)
  • Use: Normal
  • Capacity 4,2 liter
  • Check 500 hours
  • Change 1000 hours
890.3 (6 WD), Sisu 74 CTA Tier 3 / Stage IIIa (2006-2013)
  • Use: Normal
  • Capacity 5,5 liter
  • Check 500 hours
  • Change 1000 hours
890.3 (8 WD), Sisu 74 CTA Tier 3 / Stage IIIa (2006-2013)
  • Use: Normal
  • Capacity 5,5 liter
  • Check 500 hours
  • Change 1000 hours

Other Systems