Frame
E
ALS 420 steel tube trellis frame.
ALS 450 steel tube trellis frame rear subframe.
Die-cast light alloy connecting side plates, pivoted on the
engine.
Steering head angle: 24° 30'
Wheels
Ten-spoke, light-alloy rims.
Front
Dimensions:
MT 3.50x17".
Rear
Dimensions:
MT 6.00x17".
Tyres
Front
Radial tubeless tyre.
Dimensions:
120/70-ZR17
Rear
Radial tubeless tyre.
Dimensions:
190/55-ZR17
184
Suspensions
Front
Hydraulic upside-down fork provided with external adjusters
for rebound and compression damping and preload (for inner
springs of fork legs).
Stanchion diameter:
50 mm, TIN-coated.
Rear wheel travel:
170 mm.
Rear
The shock absorber is adjustable for rebound and
compression, with remote control for spring preload and is
adjustable. Its upper section is pivot connected to the frame
and the lower section is pivot connected to a light alloy
single-sided swingarm. The swingarm hinges on a pivot shaft
that passes through the frame and engine.
This system gives the motorcycle excellent stability.
Shock absorber stroke:
59.5 mm.
Rear wheel travel:
170 mm.
Note
The front fork and the rear shock absorber are adjusted
by electric impulses sent by the instrument panel to the
adjusters.