2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 109Get this manual

2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 109

PRIMARY SHEAVE AND DRIVE V-BELT INSPECTION 1Inspect: Spider Sliding sheave Fixed sheave Primary sheave cap CracksdamageReplace
the primary sheave springPrimary sheave spring free length: RX10, RX10S, RX10R, RX10RS: 87.4 mm (3.44 in) RX10M, RX10MS: