2003 Yamaha YFM400FAR Kodiak Factory Service Manual, Page 107Get this manual
CHANGING THE DIFFERENTIAL GEAR OILCHECKING THE CONSTANT VELOCITY JOINT DUST BOOTS
CHANGING THE DIFFERENTIAL GEAR OIL 1.Place the machine on level surface2.Place receptacle under the differential gear case3.Remove: Oil filler bolt Drain plug 4.Drain: Differential gear oil 5.Install: 10 Nm (1.0 kg, 7.2 ft lb) Drain plug NOTE: Check the drain plug gasketIf it is damaged, replace it with new one6.Fill: Differential gear case Periodic oil change: 0.35 (0.31 Imp qt, 0.37 US qt) Total amount: 0.40 (0.35 Imp qt, 0.42 US qt) Recommended oil: SAE 80 API "GL-4" Hypoid gear oil NOTE: If gear oil is filled to the brim of the oil filler hole, oil may start leaking from the differential gear case breather hoseTherefore, check the quantity of the oil, not its levelTCAUTION: