Parts list: № Number Qty Name Options 1 H168745 1 Spacer Next page: ST834311 Drive Wheels ST389763 Separator Drive Variable Speed, ProDrive™ ST810579 Attachment, Wheel Spacer ST374394 Drive Wheel Bolts, Wheel Spacer 50 mm ST762763 Gear Kit, PBST Transmission ST415533 Rear Wheel Bolt 4WD, Extra Heavy Duty 2WD ST508689 Front Axle Mounting Hardware ST389761 Clutch, Main Engine Gear Case ST742915 Axle Spacer, 105 mm, Attachment ST475335 Main Engine Gear Case and Bearings