2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 7Get this manual
CHAPTER GENERAL INFORMATION MACHINE IDENTIFICATION.1-1 VEHICLE IDENTIFICATION NUMBER .1-1 MODEL LABEL 1-1 IMPORTANT INFORMATION 1-2 PREPARATION FOR REMOVAL AND DISASSEMBLY1-2 REPLACEMENT PARTS.1-2 GASKETS, OIL SEALS AND O-RINGS 1-2 LOCK WASHERSPLATES AND COTTER PINS 1-3 BEARINGS AND OIL SEALS 1-3 CIRCLIPS 1-3 CHECKING THE CONNECTIONS 1-4 SPECIAL TOOLS 1-5