Segment:
Cruiser motorcycle, known for its bobber-inspired styling and accessible performance
Target Audience:
Riders seeking a classic yet modern Harley-Davidson experience, often a first Harley for many
Competitors:
Triumph Bonneville, Indian Scout, Yamaha Bolt, other V-twin cruisers
Styling:
Low-slung profile, chopped front and rear fenders, minimalist design, forward foot controls
Engine Configuration:
Air-cooled, Evolution V-twin
Suspension:
5-speed transmission, dual rear shock absorbers, telescopic front forks
Primary Coverage:
Factory Service Repair
Additional Coverage:
Maintenance, Troubleshooting, Diagnostics, Repair, Overhaul
Estimated Pages:
Hundreds (as per description)
Type:
Factory Service Repair Manual
Engine:
Detailed engine disassembly, assembly, timing, lubrication, cooling, fuel delivery, ignition system
Transmission:
5-speed transmission service, clutch operation, gearbox maintenance
Electrical:
Wiring diagrams, lighting systems, battery, charging system, ignition, starter, ECU, sensors
Chassis:
Frame, suspension (forks, rear shocks), steering, wheels, tires
Brakes:
Hydraulic brake system diagnosis and repair, brake fluid specifications, caliper maintenance
Fuel System:
Fuel injection system (EFI) components, fuel pump, fuel filter, injectors
Exhaust System:
Exhaust component service and replacement
Body And Frame:
Body panels, fenders, seat, handlebars, controls, fairings (if applicable)
Maintenance:
Regular service checks, fluid changes, filter replacements, brake adjustments, chain maintenance (if applicable)
Troubleshooting:
Diagnostic flowcharts, common problem identification and resolution, error code interpretation
Repair:
Component removal and installation, internal engine and transmission repair, electrical system repair
Overhaul:
Complete engine and transmission rebuild procedures
Specifications:
Torque specifications for all fasteners, clearance measurements, tolerances
Depth:
Comprehensive, suitable for professional technicians and experienced DIY enthusiasts
Detail Level:
Detailed step-by-step instructions with supporting diagrams and illustrations
Engine Type:
Air-cooled, Evolution V-twin
Displacement:
1200cc (73.4 cubic inches)
Bore X Stroke:
3.496 in. x 4.250 in. (88.8 mm x 108 mm)
Valve Train:
Overhead valves (OHV), 2 valves per cylinder
Horsepower:
Approximately 67 hp @ 5500 rpm (estimated, actual may vary)
Torque:
Approximately 71 lb-ft @ 3500 rpm (estimated, actual may vary)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Unleaded gasoline, minimum 89 octane (for optimal performance)
Oil Type:
Harley-Davidson Syn3 Synthetic Motorcycle Oil or equivalent V-twin specific oil (e.g., SAE 20W50)
Oil Capacity:
3.0 US qt (2.8 L) with filter change
Safety Ratings:
Motorcycles are not subject to traditional automotive crash ratings. Focus is on mechanical integrity and rider control features.
Braking System:
Disc brakes front and rear with dual-piston calipers
Lighting:
Halogen headlight, LED taillight, amber turn signals
Frame Construction:
Steel frame and swingarm for rigidity and durability
Tire Design:
Tubeless tires for reduced risk of sudden deflation
Infotainment System:
Basic instrumentation: Speedometer, tachometer, fuel gauge, indicator lamps. No advanced infotainment system typically found on this model.
Connectivity Options:
None beyond basic vehicle functions
Ignition System:
Electronic ignition with Knock Control
Security System:
Factory installed H-D Smart Security System with key fob (standard on most models)
First Service:
1000 miles (1600 km) or 6 months, whichever comes first (includes oil change, primary fluid change, filter replacement, inspection)
Subsequent Services:
Every 5000 miles (8000 km) or 12 months thereafter (includes oil change, inspection). Primary fluid and transmission fluid changes typically recommended every 2500 miles or annually, whichever comes first.
Spark Plugs:
Inspect at 5000 miles, replace as needed or at 10000-15000 miles.
Engine Oil Grade:
SAE 20W50
Primary Chain Case Fluid:
Harley-Davidson Formula + Transmission Lubricant or equivalent
Common Issues:
Some owners report occasional electrical gremlins, particularly with the security system or indicator lights. Normal wear items like brake pads and tires require regular attention. Proper maintenance of the belt drive is crucial.
Maintenance Tips:
Regularly check tire pressure, chain tension (if applicable), and fluid levels. Clean and lubricate the belt. Listen for unusual engine noises.
Brand History:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and distinct styling.
Sportster Lineage:
The Sportster line, introduced in 1957, is the longest continuously produced motorcycle model in the world. The Nightster is a modern interpretation with a focus on custom aesthetics.
Manufacturing Location:
United States
Production Years:
The Nightster variant was introduced in 2007. The 2010 model represents a specific iteration of this platform.
