Honda FourTrax Recon TRX250TM 2019 Owner's Manual page 105

Oil Recommendation
API classification
viscosity (weight)
JASO T 903
standard
suggested oil
Suggested oils are equal in performance to SJ oils that are not
*
labeled as energy conserving or resource conserving on the
circular API service label.
• Your ATV does not need oil additives. Use the recommended oil.
• Do not use oils with graphite or molybdenum additives. They may
adversely affect clutch operation.
• Do not use API SH or higher oils displaying a circular API "energy
conserving" or "resource conserving" service label on the
container. They may affect lubrication and clutch performance.
• Do not use non-detergent, vegetable, or castor based racing oils.
SG or higher except oils labeled as
energy conserving or resource
conserving on the circular API
service label
SAE 10W-30
MA
Pro Honda GN4 4-stroke oil, or
*
Honda 4-stroke oil, or an
equivalent motorcycle oil.
NOT RECOMMENDED RECOMMENDED
Engine Oil
Servicing Your Honda 95