Honda CBR 125RW 2007 Owner's Manual page 86

Engine Oil
JASO T 903 standard
The JASO T 903 standard is an index for
engine oils for 4-stroke motorcycle
engines.
There are two classes: MA and MB.
Oil conforming to the standard is labeled
on the oil container. For example, the
following label shows the MA
classification.
PRODUCT MEETING JASO T 903
COMPANY GUARANTEEING THIS MA PERFORMANCE:
(1) code number of the sales company
of the Oil
(2) oil classification
76 Servicing Your Honda