2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 214Get this manual
REAR WHEELBRAKESUSPENSION Apply O.5-tO (0.02-0.04 azl of grease to the brake
cam sliding surface
Apply 0.5-1.0 (0.02-0.04 ozl of grease to the brake
shoe-ta-cam contacting surface and shoe-la-anchor pin contacting surface
Install the brake cam into the brake paneL