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Engine
Engine
Single Cylinder 4-Stroke



Displacement (cc)
143
Bore & Stroke (mm)
54 x 58
Control
Single Overhead Cam, 2 Valves
Compression
10 : 1
Cooling
Air
Lubrication
Pressure Lubrication
Clutch
Wet, Multi-disc, Magura Hydraulic Operated
Carburetor
Mikuni, VM 20SS/1
Transmission
5 Speed
Ignition
CDI
Chassis
Frame
Semi-Parametric Chrome Molybdenum
Front Suspension
Paioli 36 mm, Travel 180 mm
Rear Suspension
Sachs Linkless Monoshock, Travel 170 mm
Front Brake
Four Piston Caliper, Floating 185 mm Disc
Rear Brake
Two Piston Caliper, Non-Floating 145 mm Disc
Seat Height
680 mm
Wheel Base
1,332 mm
Ground Clearance
280 mm
Fuel Tank
2.9 Liter
Dry Weight
74.5 kg
Wheels
Morad Aluminum, 21" Front, 18" Rear
Information
Building on the SY-125F Racing model, the SY-175F includes factory installed performance pieces from the Scorpa Performance catalog, such as the 143cc big bore kit, Magura hydraulic clutch and CDI racing ignition. These trials specific modifications wake up the already smooth and tractable performance of the Yamaha engine and make for an amazingly capable performer.