50cc Scooter Detailed Description:
1. the engine is with unique 4-stroke,4-valve engine in china more powerful ,more excellent performance ,better emission.
2. Rear wheel adopts central disk brake system ,providing more stable braking perfermance and safeTY driving.
3. the inverted rear shock absorb all kinds of shock from the ground providing more stable and comfortable driving performance.
4. close chassis protects the body parts from dust and rain more effectively ,ensuring a larger service life.
Motor No. | BT49QT-20A2 | BT49QT-20B2 | BT49QT-28B |
L*W*H (mm) | 1880×740×1200 | 1880×740×1200 | 1880×740×1200 |
Wheelbase (mm) | 1300 | 1300 | 1300 |
Unloading weight (kg) | 92 | 92 | 92 |
Max loading capacity (kg) | 150 | 150 | 150 |
Brake system: | F: Disc R:Disc | F: Disc R:Disc | F: Disc R:Disc |
Tire(F,R) | F:130/60-13 R:130/60-13 | F:130/60-13 R:130/60-13 | F:130/60-13 R:130/60-13 |
Engine type | 139QMA | 139QMA-A | 1E40QMA |
Displacement (cm3) | 49 | 49 | 49 |
Compression ratio | 10.5:1 | 10.7:1 | 7.5:1 |
Max power (kw/rpm) | 2.728/8500 | 3.476/9000 | 4.18/7500 |
Max torque (N.m/rpm) | 3.29/6500 | 3.85/6500 | 4.8/7500 |
Min Idling speed (rpm): | 1900±100 | 1700±100 | 1700±100 |
Clutch: | Automatic | Automatic | Automatic |
Gasoline (#): | 90# | RQ-90 | RQ-93 |
Lubricant: | SAE 15W/40SF | SAE 15W/40SF | JASOFC(FC 2T) |
Start method: | Electric/kick-start | Electric/kick-start | Electric/kick-start |
Ignition method: | CDI | CDI | CDI |
Max speed (km/h | limited speed ≤45 unlimited speed ≤60 | limited speed ≤45,unlimited speed ≤65 | limited speed ≤45,unlimited speed ≤75 |
Oil consumption (L/100Km): | 1.92 | 1.88 | 2.16 |