Mbike - Catalogue. Community. Map.
Catalogue. Community. Map.
MZ ETZ 125 Saxon Roadstar 
1990 
Air cooled, 123cc, Single, 2-stroke, Piston controlled inlet port
| Power: | 10.88 HP (8 kW) @ 5800 rpm |
| Torque: | 12 Nm (8.85 lb-ft) @ 5700 rpm |
| Final drive: | Chain |
| Top speed: | 62.14 mph |
| Curb weight: | 288.8 lbs |
| Tags: | Classic bike |
|
Engine and transmission
|
|
| Engine type: | 1 cylinders, 2-stroke, Single |
| Displacement: | 123 cc (7.52 cubic inches) |
| Bore × stroke: | 2.05 inch × 2.28 inch (undersquare - longstroke) |
| Cooling system: | Air cooled |
| Power: | 10.88 HP (8 kW) @ 5800 rpm |
| Torque: | 12 Nm (8.85 lb-ft) @ 5700 rpm |
| Throttle: | Cable operated |
| Valves | |
| Valve train: | Piston controlled inlet port, variable |
| Fuel and ignition | |
| Sparks per cylinder: | 1 |
| Fuel supply system: | Carburetor |
| Ignition type: | mechanically timed |
| Funnel diameter: | 0.94 inch |
| Compression: | 10:1 |
| Engine mounting: | Transverse |
| Lubrication system: | Mixture |
| Gear box: | Manual 5-speed |
| Clutch: | Wet, multiple discs, cable operated |
| Final drive: | Chain |
| Spark plug pipe type: | NGK, B8HS |
| Motor oil: | Semi-Synthetic, 2T |
| Starter: | Kick-starter |
|
Dimensions
|
|
| Wheel base: | 52 inch |
| Trail: | 4.1 inch |
| Seat height: | 31.1 inch |
| Weight | |
| Curb weight: | 288.8 lbs |
| Dry weight: | 246.9 lbs |
|
Chassis and suspension
|
|
| Frame type: | steel, twin spar |
| Front | |
| Suspension: | Cartridge |
| Suspension travel: | 7.28 inch |
| Fork angle: | 63° |
| Brake: | Single Disk |
| Tire: | 70 / 100 R18 |
| Tire pressure: | 0.1 PSI |
| Rear | |
| Suspension: | twin shock, Swingarm |
| Suspension travel: | 5.31 inch |
| Brake: | Drum |
| Tire: | 83 / 100 R16 |
| Tire pressure: | 0.13 PSI, with pillion: 0.19 PSI withpilion |
|
Other
|
|
| ABS available: | No |
| Power-to-weight ratio: | 0.06 KW/lbs (16.38 lbs/HP) |
| Acceleration (0-60 mph): | 12 sec |
| Top speed: | 62.14 mph |
| Fuel capacity: | 5.02 gals |
| Number of riders: | 2 persons |
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