Market Segment:
Cruiser, Custom Motorcycle
Key Competitors 2007:
Other cruiser motorcycles from brands like Indian, Triumph, and custom builders.
Model Distinction:
The 2007 Nightster offered a lower seat height, blacked-out styling, and a more modern aesthetic compared to other Sportster models.
Manual Value Proposition:
Provides the definitive factory-level information for maintaining and repairing the 2007 Harley-Davidson Sportster 1200 Nightster, empowering owners and technicians.
Engine:
Yes, detailed diagnosis, repair, and overhaul of the Evolution 1200cc engine.
Transmission:
Yes, including maintenance, disassembly, reassembly, and troubleshooting of the 5-speed transmission.
Fuel System:
Yes, coverage of fuel injection system (EFI), fuel pump, fuel filter, and fuel tank.
Electrical System:
Yes, extensive coverage of ignition system, lighting, charging system, starter, battery, and wiring diagrams.
Brake System:
Yes, including hydraulic brake system maintenance, caliper repair, master cylinder service, and bleeding procedures.
Suspension:
Yes, front fork and rear shock absorber servicing, adjustments, and troubleshooting.
Chassis And Frame:
Yes, including frame inspection, component mounting, and general chassis maintenance.
Wheels And Tires:
Yes, including wheel bearing service, tire pressure recommendations, and mounting procedures.
Bodywork And Trim:
Yes, covering fenders, fuel tank, seat, handlebars, and other external components.
Preventative Maintenance:
Yes, detailed schedule and instructions for routine services.
Troubleshooting:
Yes, comprehensive diagnostic flowcharts and problem-solving guides.
Repair Procedures:
Yes, step-by-step instructions for all major mechanical and electrical repairs.
Disassembly Reassembly:
Yes, for all major components and systems.
Torque Specifications:
Yes, critical torque values for all fasteners.
Wiring Diagrams:
Yes, detailed electrical schematics.
Depth:
Factory-level diagnostic and repair procedures, suitable for professional technicians and advanced DIY mechanics.
Format Details:
PDF (Portable Document Format), allowing for digital viewing and selective printing.
Printability:
Designed for printing, with high-resolution diagrams and text.
Binding Type For Print:
Not Applicable (Digital Download)
Paper Type For Print:
Not Applicable (Digital Download)
Engine Family:
Harley-Davidson Evolution (Evolution Sportster)
Engine Configuration:
Air-cooled, 45-degree V-twin
Displacement:
1202 cc (73.3 cubic inches)
Bore X Stroke:
3.56 in. x 3.81 in. (90.5 mm x 96.8 mm)
Horsepower Estimated:
Approximately 65-70 HP (at crankshaft, typical for the era)
Torque Estimated:
Approximately 70-75 lb-ft (at crankshaft, typical for the era)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Unleaded gasoline, minimum 91 octane recommended
Ignition Type:
Electronic, spark ignition
Cooling Method:
Air-cooled
Safety Certification:
Meets DOT and EPA requirements for motorcycles of its class.
Braking System:
Hydraulic disc brakes front and rear.
Lighting:
Halogen headlight, LED taillight/brake light, front and rear turn signals.
Frame Construction:
Steel frame and swingarm for rigidity and durability.
Infotainment System:
Basic, typically no integrated infotainment system beyond analog gauges and indicator lights. Aftermarket options available.
Driver Assistance Features:
None standard; focused on rider input and mechanical control.
Connectivity Features:
None standard; relies on mechanical and ignition systems.
First Service:
1000 miles (1600 km) or 6 months, whichever comes first. Includes engine oil and filter change, inspection of primary chain, clutch, brakes, and fasteners.
Subsequent Service:
Every 5000 miles (8000 km) or 12 months. Includes engine oil and filter change, inspection of all systems.
Transmission Service:
Primary chaincase lubricant change every 2500 miles (4000 km) or as recommended by manual. Rear differential (if applicable, though Sportsters typically use a belt drive).
Engine Oil Type:
Harley-Davidson Genuine Motor Oil 20W-50 (or equivalent V-twin specific oil meeting Harley-Davidson specifications).
Engine Oil Capacity:
3.0 US quarts (2.8 L) with filter change.
Primary Chaincase Fluid:
Harley-Davidson Formula+ or equivalent.
Primary Chaincase Capacity:
26 oz (0.77 L).
Brake Fluid Type:
DOT 4 hydraulic fluid.
Common Wear Items:
Clutch plates, brake pads, tires, drive belt, wheel bearings.
Electrical Gremlins:
While generally reliable, some owners report minor electrical gremlins; the manual's wiring diagrams are crucial for diagnosis.
Fuel System Maintenance:
Regular fuel system cleaning and filter replacement recommended for optimal performance.
Harley Davidson Legacy:
Harley-Davidson boasts over a century of motorcycle manufacturing, known for its iconic V-twin engines and cruiser styling.
Sportster Lineage:
The Sportster line has been a staple since 1957, evolving from the XL to various displacements and styles, with the Nightster representing a more modern, customized take.
Production Location:
United States (Milwaukee, Wisconsin and other facilities).
Model Specific Awards:
Not specifically documented for the 2007 Nightster, but Harley-Davidson Sportsters consistently receive accolades for their style, performance, and customization potential.
Reliability Perception:
Harley-Davidson motorcycles are known for their robust construction, though like any complex machine, adherence to maintenance schedules is key.
