1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 214Get this manual
CRANKSHAIALANCE, TRANSMISSION FB R Install tM malnshaft end washer huo the crankcasei 111'1$11'1 the mainshaft and counte shah as an assemb lyMA.INS HAFTCOUNTERSHFT ASSEMBLY
Verify that the t'o end of the countershaft does not have an oi feed hote
Assemb le the fi nal drive gear and shaftthen Illi'lstaU the rive shaft assembly into the rearcra n,kcase
Illsta ll the shift drumInstal the rea stlifl fork In,to the M2 shifter gear groove ith its "RR" ma rk facing upInstal the cente shift fo rk into the C3 shifter gear groove with its "C" mark facing upInsta 1 the front shift fork into the counter shifter groove with itsFR" mark facing upMake sure alii of the sh ift fork pins are aligned ith the grooves rn the shirt drumInstaH he shift fork shaft