2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 184Get this manual
Quality of the image is intentionally reduced!
CRANKCASETRANSMISSIONCRANKSHAFT ASSEMBLY TRANSMISSION
C4 GEAR (23T)
-C3 GEAR 126TI
, M4 GEAR (24T)
-MAINSHAFTtM1 GEAR (12T), M2 GEAR (16T)