1980 Ski-Doo Shop Manual, Page 290Get this manual
SECTION 06 SUB-SECTION 01, (BOGIE WHEELS)
REMOVAL
Raise and block rear of vehicle off the groundRelease track tension by unlocking the link plate springs using link plate lever (See Tool Section)
DISASSEMBLYASSEMBLY
(2) Heat wheel support anchor before attempting to open
or close anchor
then lubricate cross shaft With low temperature grease before installation
pull or push bearrng by Inner raceWhen Installing bearing on wheel support, position bearing shield towards inner flange, then press down until bearrng IS sitting flush With support end