21 July. Tuesday 2026
Keeway RKS 125 Sport E4 - 2021 Specifications and Reviews
The 2021 Keeway RKS 125 Sport E4 is an entry-level sportbike designed for new and budget-conscious riders seeking an affordable introduction to sport riding. Powered by a modest 11.3 horsepower single-cylinder four-stroke engine, it delivers nimble handling and fuel efficiency ideal for city commuting and weekend sport riding. Known for its accessible price point and practical performance, it suits riders prioritizing cost-effectiveness over outright power.
2021
General information | |
| Category | Sport |
| Year | 2021 |
| Model | Keeway RKS 125 Sport E4 |
Engine and Transmission Specifications | |
| Transmission type | Chain (final drive) |
| Gearbox | 5-speed |
| Cooling system | Air |
| Lubrication system | Pressure splash |
| Ignition | TLI |
| Fuel control | Single Overhead Cams (SOHC) |
| Fuel system | Injection |
| Valves per Cylinder | 2 |
| Bore x Stroke | 57.0 x 48.8 mm (2.2 x 1.9 inches) |
| Compression | 10.6:1 |
| Torque | 9.5 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 7250 RPM |
| Power | 11.3 HP (8.2 kW) @ 8750 RPM |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 124.1 ccm (7.57 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc |
| Rear tire | 120/80-17 |
| Front tire | 90/90-17 |
| Rear wheel travel | 30 mm (1.2 inches) |
| Rear Suspension | Telescopic coil spring oil damped |
| Front wheel travel | 110 mm (4.3 inches) |
| Front Suspension | Telescopic fork |
| Frame type | Arch bar truck |
| | |
Physical measures and capacities | |
| Fuel capacity | 16.00 litres (4.23 US gallons) |
| Wheelbase | 1350 mm (53.1 inches) |
| Ground clearance | 185 mm (7.3 inches) |
| Overall width | 760 mm (29.9 inches) |
| Overall length | 2090 mm (82.3 inches) |
| Overall height | 1090 mm (42.9 inches) |
| Seat height | 760 mm (29.9 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0828 HP/kg |
| Dry weight | 136.0 kg (299.8 pounds) |
| | |
Other specs | |
| Factory warranty | 2 years |
| Starter | Electric |
| Color options | White, black, red, grey |
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2021 Keeway RKS 125 Sport E4 is a stylish and affordable option for motorcycle enthusiasts. With a sleek design and powerful engine, this bike is perfect for urban commuting and weekend rides. The sporty aesthetic combined with its comfortable handling make it a great choice for riders of all experience levels. Additionally, the E4 model is equipped with modern features such as LED lighting, digital display, and front disc brake for added safety and convenience. Overall, the 2021 Keeway RKS 125 Sport E4 is a top contender in the 125cc motorcycle market. Its combination of performance, style, and affordability make it a great choice for riders looking for a reliable and fun bike. Whether you're a beginner looking for your first motorcycle or a seasoned rider seeking a practical and efficient option for daily commuting, the RKS 125 Sport E4 is worth considering. With its advanced features and eye-catching design, this bike offers exceptional value for motorcycle enthusiasts.Add a Comment
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