2004-2005 660 Yamaha Rhino Factory Service Manual, Page 117Get this manual
CHECKING THE TIRES
1Measure: tire pressure (cold tire pressure) Out of specification AdjustNOTE: The tire pressure gauge is included as standard equipment If dust or the like is stuck to this gauge, it will not provide the correct readingsTherefore, take two measurements of the tire's pressure and use the second readingCold tire pressure Standard
Front 70 kPa (0.70 kgcm2, 10 psi) 63 kPa (0.63 kgcm2, psi) 77 kPa (0.77 kgcm2, 11 psi)