1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 271Get this manual
Quality of the image is intentionally reduced!
BRAKE SYSTEM
SERVICE LIMIT: 19.12 mm(0.753 in)
Measure the wheel cyHnder piston 0.0
SERV[CE UMIT: 18.81 mm 10.741 in!
fRONT BRAKE PANEL INSPECTION
Remove the wheel