CHASSIS NUMBER
The chassis number is stamped on the right side
of the headstock.
ENGINE NUMBER
The engine number is stamped on the rear side,
next to the shock absorber.
Dimensions and mass
DIMENSIONS
SIZES
SX 125 RX 125
Maximum length 2165 mm (82.24 in) 2255 mm (88.78 in)
Max. width (to brake levers) 850 mm (33.46 in) 850 mm (33.46 in)
Max. height (to mirrors) 1390 mm (54.72 in) 1415 mm (55.71 in)
Saddle height 870 mm (34.25 in) 925 mm (36.42 in)
Wheelbase 1480 mm (58.27 in) 1480 mm (58.27 in)
Minimum ground clearance 260 mm (10.24 in) 300 mm (11.81 in)
Engine
ENGINE
Specification
Desc./Quantity
Type single-cylinder, 2-stroke, with reed intake. Separate lubrication
with automatic mixer with variable value (1.0 - 3.0 %).
Cylinder quantity 1
Overall engine capacity 124.82 cm³ (7.616 cu.in)
Bore/stroke 54 - 54.5 mm (2.12 - 2.14 in)
Compression ratio 12.5 +/- 0.5 :1
Squish 1.5 mm (0.06 in)
Engine revs at idle speed 1250 +/- 100 rpm
Engine revs at maximum speed 11000 ± 100 rpm
Ignition CDI with electronic timing
Start-up electric
Clutch multiple-disk, oil-bathed clutch with hand control on the left side
of the handlebar.
Cooling liquid
Lubrication system Separate lubrication with automatic mixer with variable value
(1.0 - 1.3 %).
RX SX 125 Characteristics
CHAR - 11