VOLUME 56 ISSUE 24 JUNE 18, 2019 P105
2020 SHERCO UPGRADES
•
All enduro models have
reduced friction in the
suspension linkage and
improved build quality to
increase servicing.
•
Two-stroke 250/300 model:
Air intake funnel design
improves low- and mid-range
power to suit extreme riding
better.
•
250/300 2T engines
features 15mm shorter intake
pipe from carb to cylinder to
improve low-speed response.
It is now also one part instead
of two, saving weight.
•
250/300 models have
a modified reed-valve to
improve sealing, increase
air flow and performance.
New construction is plastic
charged with fiberglass/
carbon/viton.
•
Central engine casting is
modified to increase flow and
boost midrange, plus widen
powerband.
•
Lighter clutch hub on
250/300 2T engines to reduce
inertia and lever pull for
extreme riding.
•
Reduced size master
cylinder piston and clutch
cylinder piston, also for
reduced lever effort.
•
Clutch lubrication flow is
increased.
•
250/300 models have
easier access fuel tap and
now 0.4-gallon reserve.
•
Blue frame protectors on
the Factory models.
•
Factory and XC models
run the 48mm KYB forks and
a new 50mm KYB shock to
increase stability at high
speeds and improve bump
absorption.
•
New drilled front final drive
sprocket/gear.
•
The SC models are basically
the Factory model without
lights or a racing wiring
harness and with stiffer
suspension settings.
•
Factory and XC models get
an AFAM steel rear sprocket.
•
All Racing models get a
5.3-ounce lighter plastic
muffler end cap.
•
250/300 four-stroke
bikes have a lighter starter
system sprocket assembly to
improve starting – improves
performance for dead-engine
race starts.
•
250/300 4T improved gear
selector for a claimed 60%
improved accuracy.
•
Bigger 450/500 4T engines
are 1.3 pounds lighter thanks
to lighter crank, clutch disc
material, clutch hub, primary
transmission, balancing shaft,
freewheel sprocket, oil pump
sprockets.
•
450 4T has a new cam
chain for reduced friction and
noise to meet Euro4 engine
noise regulations.
•
The 125 two-stroke has
an adjustable-height power
valve giving more options for
settings.
•
New piston profile on the
125 2T to improve the wear
uniformity and stability.
•
New engine map on the
125 for improved high-speed
performance.
