2019 YAMAHA YZ450F
FIRST TEST
P70
past few years (most of them ultimately
going back to the old spring design).
Thankfully, Yamaha stuck with their tried-
and-true spring forks that have been a
class favorite from the start. For 2019,
Yamaha kept the same spring rate from
the '18 but went with stiffer valving in the
front and rear. The stiffer valving aids in
keeping the bike more balanced, level,
and not so busy-feeling at higher speeds
in roller-style bumps. The KYB units have
a beautiful way of finding balance be-
Gearing changes
help make the
YZ450F react
quicker and hook
up better out of
the turns.