14 August. Friday 2026
Yamaha Aerox SP55 - 2012 Specifications and Reviews
The 2012 Yamaha Aerox SP55 is a lightweight 50cc scooter designed for novice riders and urban commuters seeking affordable, fuel-efficient transportation. Its liquid-cooled two-stroke engine delivers modest but adequate power for city riding, while the automatic transmission and compact design make it exceptionally easy to operate and maneuver in congested traffic.
2012
Engine and Transmission Specifications | |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Cooling system | Liquid |
| Lubrication system | Separate lubrication |
| Ignition | C.D.I. |
| Fuel system | Carburettor. Gurtner |
| Bore x stroke | 40.0 x 39.2 mm (1.6 x 1.5 inches) |
| Compression | 7.4:1 |
| Torque | 3.70 Nm (0.4 kgf-m or 2.7 ft.lbs) @ 4500 |
| Power | 2.68 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.20 ccm (3.00 cubic inches) |
| | |
| Category | Scooter |
| Year | 2012 |
| Model | Yamaha Aerox SP55 |
Brakes, suspension, Frame and wheels | |
| Wheels | Race-style red pinstripe wheels |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 190 mm (7.5 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 140/60-13 |
| Front tyre dimensions | 130/60-13 |
| Rear suspension travel | 60 mm (2.4 inches) |
| Rear suspension | Unit swing |
| Front suspension travel | 80 mm (3.1 inches) |
| Front suspension | Telescopic fork |
| Frame type | Steel |
Physical measures and capacities | |
| Fuel capacity | 7.00 litres (1.85 gallons) |
| Wheelbase | 1,256 mm (49.4 inches) |
| Ground clearance | 185 mm (7.3 inches) |
| Overall width | 690 mm (27.2 inches) |
| Overall length | 1,743 mm (68.6 inches) |
| Seat height | 828 mm (32.6 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 97.0 kg (213.8 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Carrying capacity | Under-seat helmet storage for a full-face helmet. |
| Seat | Three-tone carbon-look dual seat |
| Instruments | Analogue speedo and fuel gauge |
| Starter | Electric & kick |
Performance Profile & Rider Fit
2.7 hp
Peak Power
Best For
Track10%
City88%
Cornering55%
Daily Riding75%
Touring15%
Passenger30%
Rider Profile
| Best For | This is an entry-level 50cc scooter suited to brand-new riders or those on a moped-class licence. |
| Purpose | Built purely for short urban hops, commuting, and running errands rather than any kind of performance riding. |
| Rider Fit | Very light and low-slung, it's easy to manage for smaller or less experienced riders including teenagers. |
| Character | A cheeky, sporty-styled 50cc automatic scooter that looks quicker than it actually is. |
| Not Ideal For | Not suitable for highway travel, long-distance touring, carrying a passenger comfortably, or anyone needing real acceleration or power. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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