2007 Yamaha Apex Factory Service Manual, Page 382Get this manual
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MAINTENANCE SPECIFICATIONS POWER TRAIN Model
rmin rmin
90501-582L1 Yellow Silver Yellow 60 mm (2.36 in) 5.8 mm (0.228 in) 343 (35 kg, 77 lb) 24.5 Nmm (2.50 kgmm, 140 lbin) 4.