| Attribute | Value |
| General |
| Production from | 2016 year |
| Make | Harley-Davidson |
| Model | Harley-Davidson Sportster Forty-Eight Dark Custom |
| Category | Custom / cruiser |
| Engine and transmission |
| Engine type | V2, four-stroke |
| Valves per cylinder | Add |
| Fuel system | Injection. Electronic Sequential Port Fuel Injection (ESPFI) |
| Engine details | Evolution® engine |
| Displacement | 1201.3 cm³ |
| Power | 48.6 kw |
| Max RPM | Add |
| Fuel consumption | 4.9 l/100km |
| Cooling system | Air |
| Transmission type,final drive | Belt |
| Torque | 96 Nm |
| Bore | 88.9 mm |
| Stroke | 96.8 mm |
| Gearbox | 6-speed |
| Greenhouse gases | 113.7 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel control | Add |
| Emission details | Add |
| Driveline | Chain, 57/38 ratio primary drive |
| Ignition | Add |
| Clutch | Add |
| Lubrication system | Add |
| Compression | 9.7:1 |
| Exhaust system | Chrome, staggered shorty exhaust with dual slash-cut mufflers |
| Chassis |
| Front suspension | Telescopic fork |
| Rear suspension | Twin shocks |
| Front brakes | Single disc. Optional ABS. Dual-piston. |
| Rear brakes | Single disc. Optinal ABS. Dual-piston. |
| Diameter | Add |
| Frame type | Add |
| Front tyre | 130/90-B16 |
| Rear tyre | 150/80-B16 |
| Seat | Add |
| Wheels | Black, Laced Steel |
| Front wheel travel | Add |
| Rear wheel travel | Add |
| Trail | 107 mm |
| Rake (fork angle) | 30 degree |
| Other |
| Battery capacity | Add |
| Starter | Electric |
| Color options | |
| Carrying capacity | Add |
| Light | High beam, neutral, low oil pressure, turn signals, engine diagnostics, low fuel warning, low battery, security system (optional) |
| Instruments | 4-inch Speedometer mounted low and integrated into handlebar clamp electronic speedometer with odometer, time-of-day clock on odometer |
| Electrical Voltage | Add |
| Dimensions |
| Wheelbase | 1,520 mm |
| Kerb weight | 260 kg |
| Dry weight | 250 kg |
| Power/weight ratio | 0.1938 |
| Overall height | Add |
| Overall length | 2,255 mm |
| Overall width | Add |
| Seat height | 710 mm |
| Alternate seat height | Add |
| Ground clearance | 100 mm |
| Front percentage of weight | Add |
| Rear percentage of weight | Add |
| Performance |
| Top speed | Add |
| Acceleration 0-100 km/h | Add |
| Length | Add |
| Reserve fuel capacity | Add |
| Fuel capacity | 7.95 l |
| Oil capacity | 2.6 l |
| Width | Add |
| Height | Add |