2003 Yamaha Motorsports Big Bear 400 Owners Manual - Page 51
2003 Yamaha Motorsports Big Bear 400 Manual
Page 51 highlights
EBU00493 EBU01083 Final gear oil Make sure the final gear oil is at the specified level. Add oil as necessary. (See pages 8-9- 8-11 for details.) Recommended oil: SAE 80 API GL-4 Hypoid gear oil If desired, an SAE 80W90 hypoid gear oil may be used for all conditions. NOTE: GL-4 is a quality and additive rating, GL-5 or GL-6 rated hypoid gear oils may also be used. Throttle lever Check to see that the throttle lever operates correctly. It must open smoothly and spring back to the idle position when released. Have a Yamaha dealer repair as necessary for proper operation. EBU01162 Fittings and fasteners Always check the tightness of chassis fittings and fasteners before a ride. Take the machine to a Yamaha dealer or refer to the Service Manual for correct tightening torque. 5-8