Originally Posted by Seisick

hope it helps

i use zepin rrr belt on my mtx4 with 24pulley with no problems




BELT(T)........NT1........MTX4.......MTX3.......V1 RRR.......MRX4.......M3........G4S
FRONT..........62T........63T..........67T........ .63T............67T..........69T.......70T
MIDDLE. ......132T......129T.......125T........128T....... ...144T........140T......126T
REAR............59T........59T.........64T........ ..60T............67T..........67T........64T