Technical Data; Timing System - SWM RS 125 R 2020 Handbuch - Gebrauch - Wartung

TECHNICAL DATA

ENGINE
Type single cylinder, 4-stroke
Cooling Cooling liquid, with electric
fan
Water radiators no. 2
Bore 58 mm
Stroke 47.2 mm
Displacement 124.7 cm
Compression ratio 12.8:1
Starter electric

TIMING SYSTEM

Type double
camshaft, 4 valves
Intake 0.05 ÷ 0.10 mm
Exhaust 0.15 ÷ 0.20 mm
LUBRICATION
Type dry sump with lobe pump
and cartridge filter
IGNITION
Type Electronic, inductive
discharge, with variable
digitally controlled advance
Spark plug type NGK CR 8E
Spark plug electrode 0.8 mm
distance
8
EN -
FUEL SYSTEM
Type
Throttle body
PRIMARY DRIVE
Engine front sprocket
Clutch ring gear
3
Transmission ratio
CLUTCH
Type
overhead
No. of driving discs
No. of driven discs
TRANSMISSION
Type
No. of gears
Transmission ratio
1st gear
2nd gear
3rd gear
4th gear
5th gear
6th gear
SECONDARY DRIVE
electronic injection feed Transmission sprocket
ø 32 mm Rear sprocket
Transmission ratio
Z 20
Z 67
DRIVE CHAIN
3.35
Brand and Type
multidisc in oil bath with
FRAME
mechanical control
Type
5
4
FRONT SUSPENSION
with always grabbing
Type
gears
6
Leg axis stroke
2.833 (34/12)
2.066 (31/15)
REAR SUSPENSION
1.555 (28/18)
Type
1.238 (26/21)
1.045 (23/22)
0.916 (22/24) Wheel stroke
RS / SM: Z 14
RS: Z 58
SM: Z 54
RS: 4.142
SM: 3.857
"REGINA" 126RSHB-12.7
single beam, double cradle,
in high-strength steel tubes;
rear aluminium sub-frame
upside-down telescopic fork
and advanced pin, legs Ø 41
mm, extension adjustment
250 mm
progressive "SOFT DAMP"
with hydraulic single shock
absorber
250 mm