Harley-Davidson Sportster XL Ironhead 1957
Complete specifications and details for the 1957 Harley-Davidson Sportster XL Ironhead. This comprehensive guide includes engine specifications, dimensions, features, and performance data.
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Basic Information
| Make | Harley-Davidson |
|---|---|
| Model | Sportster XL Ironhead |
| Year | 1957 |
| Category | Sport |
Chassis, Suspension & Brakes
| Frame Type | Steel single downtube |
|---|---|
| Front Brakes | Expanding brake (drum brake) |
| Front Suspension | Hydraulic telescopic fork |
| Front Tyre | 3.25-19 |
| Rear Brakes | Expanding brake (drum brake) |
| Rear Suspension | Swing-arm, twin hydraulic shocks |
| Rear Tyre | 3.25-19 |
| Wheels | Wire spoked |
Other Specifications
| Electrical | 12 Volt system |
|---|---|
| Starter | Kick |
Engine & Transmission
| Displacement | 883.00 ccm (53.88 cubic inches) |
|---|---|
| Engine Details | V2, four-stroke |
| Power | 40.00 HP (29.2 kW)) @ 5500 RPM |
| Top Speed | 152.9 km/h (95.0 mph) |
| Compression | 7.0:1 |
| Fuel System | Carburettor |
| Cooling System | Air |
| Gearbox | 4-speed |
| Transmission Type Final Drive | Chain |
Dimensions & Capacities
| Dry Weight | 224.5 kg (495.0 pounds) |
|---|---|
| Fuel Capacity | 16.60 litres (4.39 gallons) |
| Oil Capacity | 2.80 litres (0.18 quarts) |
| Power Weight Ratio | 0.1781 HP/kg |