Yamaha XZ550RJ 1982 Owner's Manual page 67

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NOTE: _ _ _ _ _ _ _ _ _ _ _ _ _
"GL-4" is a quality and additive rating. "GL-
5" or "GL-6" rated hypoid gear oils may also
be used.
Tire pressure
To insure maximum performance, long ser-
vice, and safe operation, note the following:
- 55 -
1. Always maintain proper air pressure as
described in the Chart. Check tire
pressure daily, before riding, and adjust
as necessary.