2002 Yamaha YFM660 Grizzly factory service and repair manual, Page 133Get this manual
CHECKING THE TIRECHECKING THE WHEEL Cold tire pressure Standard Front 35 kPa (0.35 kgcm2, 5.0 psi) 32 kPa (0.32 kgcm2, 4.6 psi) 38 kPa (0.38 kgcm2, 5.5 psi)
Rear 30 kPa (0.30 kgcm2, 4.3 psi) 27 kPa (0.27 kgcm2, 3.9 psi) 33 kPa (0.33 kgcm2, 4.8 psi)
Minimum
Maximum