| TECHNICAL SPECIFICATION | 
|---|
| Model ID | 
|---|
| Manufacturer (Make) | Harley-Davidson | 
| Model Name | SS 125 | 
| Year | 1976 | 
| Category(class) | Sport | 
| Engine | 
|---|
| Engine Capacity (Displacement) | 123 ccm (7.51 cubic inches) | 
| Engine Type | 1 cylinder | 
| Bore x Stroke | Ø56.0 mm x 50.0 mm (Ø2.2 inches x 1.97 inches) | 
| Bore/Stroke Ratio | 1.12 | 
| Stroke | 2 | 
| Timing System | PORT CONTROL | 
| Cooling System | Air | 
| Powertrain | 
|---|
| Gearbox | 5 speed | 
| Chassis/Suspension/Brakes | 
|---|
| Front Brakes | Drum | 
| Rear Brakes | Drum | 
| Front Tire | 3.00-19 | 
| Rear Tire | 3.50-18 | 
| Dimensions | 
|---|
| Curb Weight | 112 kg (247 lb) | 
| Fuel Capacity  | 10.5 litres (2.77 gallons) | 
| Performance | 
|---|
| Max Power | 13.00 HP (9.5 kW) at 7000 RPM | 
| Power/Weight Ratio | 0.12 Hp/Kg | 
| Top Speed | 110 km/h (68mph) | 
| Acceleration (dart, speedup) time |  | 
| 0-100 km/h | 13 seconds | 
| 0-60 mph | 12.3 seconds | 
| 1/4 mile | - | 
| 60 to 140 km/h, highest gear | - |