Comparison of Keeway RK III 125 2013 and Keeway RKS 125 Sport E4 2021

Attribute	Keeway RKS 125 Sport E4 2021 ×	Keeway RK III 125 2013 ×
General
Production from (year)	2021	2013
Make	Keeway	Keeway
Model	Keeway RKS 125 Sport E4	Keeway RK III 125
Category	Sport	Sport
Engine and transmission
Engine type	Single cylinder, four-stroke	Single cylinder, four-stroke
Valves per cylinder	2	2
Fuel system	Injection	Carburettor
Displacement (cm³)	124.1	124.1
Power (kw)	8.2	7.3
Cooling system	Air	Air
Transmission type,final drive	Chain	Chain
Torque (Nm)	9.5	9.3
Bore (mm)	57	56.5
Stroke (mm)	48.8	49.5
Gearbox	5-speed	5-speed
Fuel control	Single Overhead Cams (SOHC)	Overhead Valves (OHV)
Ignition	TLI	C.D.I
Clutch	-	Wet, multiple-plate
Lubrication system	Pressure splash	Pressure splash lubrication
Compression	10.6:1	9.0:1
Chassis
Front suspension	Telescopic fork	Telescopic forks
Rear suspension	Telescopic coil spring oil damped	Telescopic coil spring oil damped
Front brakes	Single disc	Single disc
Rear brakes	Single disc	Single disc
Diameter (mm)	240	190
Frame type	Arch bar truck	-
Front tyre	90/90-17	2.75-18
Rear tyre	120/80-17	3.25-18
Wheels	-	Black, 5-spoke rims
Front wheel travel (mm)	110	128
Rear wheel travel (mm)	30	55
Other
Starter	Electric	Electric & kick
Color options	black grey red white	-
Instruments	-	Analog/digital
Dimensions
Wheelbase (mm)	1,350	1,320
Dry weight (kg)	136	128
Power/weight ratio	0.0603	0.057
Overall height (mm)	1,090	1,120
Overall length (mm)	2,090	2,060
Overall width (mm)	760	730
Seat height (mm)	760	800
Ground clearance (mm)	185	150
Performance
Fuel capacity (l)	16	16