Suzuki JR50 Owner's Manual page 91

Engine exhaust, some of its constituents, and certain product com-
ponents contain or emit chemicals known to the State of California
to cause cancer and birth defects or other reproductive harm.
This manual should be considered a permanent part of the
motorcycle and should remain with the motorcycle when resold
or otherwise transferred to a new owner or operator. The
manual contains important safety information and instructions
which should be read carefully before operating the motorcycle.
This vehicle is not subject to the phased-in emission standards
and related requirements for model year 2006 [off-highway
motorcycles or all-terrain vehicles] applicable under 40 CFR
1051.
California Proposition 65 Warning
WARNING