Market Segment:
Cruiser/Bobber style motorcycle, targeting riders seeking classic styling with modern performance and reliability.
Key Competitors 2008:
Indian Chief, Triumph Bonneville, various Japanese V-twin cruisers (e.g., Yamaha V-Star, Suzuki Boulevard)
Design Philosophy:
Emphasizes minimalist, custom-inspired aesthetics with a low-slung profile and dark styling elements.
Model Identifier:
XL 1200N - 'N' signifies 'Nightster', denoting its specific styling and feature set within the Sportster family.
Engine:
Comprehensive (Troubleshooting, disassembly, inspection, repair, assembly of Evolution 1200cc V-twin engine)
Fuel System:
EFI (Electronic Fuel Injection) system, fuel pump, injectors, fuel filter, fuel tank, lines
Ignition System:
Electronic Ignition (EI) system, coil, spark plugs, sensors
Transmission:
5-speed constant mesh, clutch, primary drive, final drive belt
Chassis:
Frame, swingarm, front fork, rear suspension, steering head bearings
Brakes:
Front and rear brake systems, calipers, master cylinders, lines, pads, rotors
Electrical System:
Wiring diagrams, battery, charging system (alternator, regulator/rectifier), lighting, starting system, instrumentation, security system
Bodywork And Trim:
Fenders, fuel tank, seat, handlebars, mirrors, lighting fixtures
Routine Maintenance:
Oil changes, filter replacements, belt inspection and adjustment, tire pressure, chain lubrication (if applicable, though belt drive is standard), spark plug replacement
Troubleshooting:
Diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides
Repair And Rebuild:
Complete procedures for engine overhaul, transmission rebuild, suspension component replacement, brake caliper rebuild, etc.
Wiring And Electrical Diagnostics:
Detailed wiring diagrams, component testing, circuit diagnosis
Depth:
Comprehensive (Factory level detail, suitable for professional technicians and advanced DIY mechanics)
Engine Type:
Evolution V-Twin, air-cooled
Displacement:
1202cc (73.3 cu in)
Bore X Stroke:
3.50 in x 3.81 in (88.9 mm x 96.8 mm)
Horsepower:
Approximately 65-70 HP (Estimate, exact figures vary by source and tuning)
Torque:
Approximately 70-75 ft-lbs @ 3200 RPM (Estimate)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI) with oxygen sensors
Fuel Type:
Unleaded gasoline, 91 octane (R+M)/2 recommended
Oil Type:
Harley-Davidson SYN3 (SAE 20W-50) or equivalent motorcycle-specific synthetic oil
Oil Capacity:
Approx. 3.0 US quarts (2.8 liters) with filter change
Cooling Method:
Air-cooled
Transmission Type:
5-speed, constant mesh
Primary Drive:
Clutch and chain drive within a separate primary cover
Final Drive:
Belt drive, 143-tooth, 1-inch pitch
Clutch Type:
Multi-plate, wet, diaphragm spring
Transmission Oil Type:
Harley-Davidson Formula+ (or equivalent primary lubricant)
Transmission Oil Capacity:
Approx. 2.7 US quarts (2.5 liters)
Overall Length:
Approximately 87.4 in (2220 mm)
Wheelbase:
Approximately 60.0 in (1524 mm)
Seat Height:
Approximately 26.3 in (668 mm) laden
Ground Clearance:
Approximately 4.4 in (112 mm)
Dry Weight:
Approximately 570 lbs (258.5 kg)
Gross Vehicle Weight Rating Gvwr:
Not specified by manufacturer, typical for this class is 900-1000 lbs
Fuel Capacity:
3.1 US gallons (11.7 liters)
Crash Test Ratings:
Motorcycles are generally not subjected to standardized automotive crash testing like cars. Safety is based on design and component integrity.
Brakes:
Front: Dual-piston caliper, floating disc. Rear: Dual-piston caliper, solid disc. ABS was an option for some Harley models in this era, verify if equipped.
Lighting:
Halogen headlight, LED tail light and brake light, front and rear turn signals.
Frame Construction:
Steel, double-cradle frame for robust structural integrity.
Tire Specifications:
Front: MH90-21 54H. Rear: 150/80B16 71H (Tubeless)
Instrumentation:
Analog speedometer with integrated LCD odometer, trip meter, and diagnostic indicator lights. Tachometer typically optional or integrated into the speedometer housing.
Security System:
Harley-Davidson factory alarm system with key fob (standard or optional depending on market). The manual will cover its operation and diagnostics.
Charging Port:
Not typically equipped with standard USB ports. Some models may have a 12V accessory socket for charging devices.
Engine Oil And Filter Change:
Every 5,000 miles (8,000 km) or 12 months, whichever comes first.
Transmission Oil Change:
Every 10,000 miles (16,000 km) or 24 months.
Primary Chain Tensioner Inspection:
Inspect every 10,000 miles (16,000 km). Automatic tensioner recommended for models with potential issues.
Final Drive Belt Inspection And Tension:
Inspect belt condition and tension every 5,000 miles (8,000 km).
Spark Plug Replacement:
Approximately every 10,000 miles (16,000 km) or as needed based on inspection.
Engine Oil Viscosity:
SAE 20W-50 (Harley-Davidson SYN3 or equivalent)
Primary Lubricant Type:
Harley-Davidson Formula+ (or SAE 50 transmission oil if specifically recommended for primary use)
Primary Chain Tensioner Wear:
Some earlier Sportster models (though the 2008 is often equipped with an improved hydraulic tensioner) can experience wear on the primary chain tensioner, leading to noise or potential damage if not addressed. The manual will detail inspection and replacement procedures for both the original spring-loaded and later hydraulic units.
Exhaust Leaks:
Common across many V-twins, especially with aftermarket exhaust systems. The manual will cover proper torque sequences and gasket replacement for exhaust components.
Electrical Connector Corrosion:
While less common than on older models, water ingress can affect electrical connectors. The manual's wiring diagrams are crucial for troubleshooting these issues.
Harley Davidson Legacy:
Founded in 1903, Harley-Davidson is an iconic American motorcycle manufacturer renowned for its V-twin engines and distinctive cruiser styling.
Sportster Lineage:
The Sportster line has been in continuous production since 1957, evolving from its original sport-oriented roots to a more relaxed cruiser style. The XL 1200N Nightster represents a modern interpretation with a focus on bobber aesthetics.
Manufacturing Location:
United States (typically Milwaukee, Wisconsin or Kansas City, Missouri)
