Step-by-step instructions for component removal and installation
Technical Depth
Depth:
Comprehensive: Covers everything from basic maintenance to complete engine and transmission overhauls, including detailed electrical schematics and troubleshooting procedures.
📊 Manual Specifications
File Format
Format Details:
Digital PDF, typically searchable text with high-resolution diagrams.
Print Quality
Quality:
High-resolution, suitable for printing individual pages or the entire manual.
Binding Type
Binding Type:
N/A (Digital PDF)
Paper Type
Paper Type:
N/A (Digital PDF)
⚙️ Engine Specifications
Primary Engine
Engine Type:
Air-cooled, Evolution V-twin
Displacement:
1200cc (73.4 cubic inches)
Bore X Stroke:
3.500 in x 3.812 in (88.9 mm x 96.8 mm)
Compression Ratio:
9.7:1
Valvetrain:
Overhead valves (OHV), 2 valves per cylinder
Fuel System:
Electronic Sequential Port Fuel Injection (ESPFI)
Ignition System:
High-performance electronic ignition with knock sensor
Performance
Horsepower Estimated:
Approximately 65-70 HP (at crank, depending on dyno and conditions)
Torque Estimated:
Approximately 70-75 ft-lbs (at crank, depending on dyno and conditions)
Fuel System
Fuel Type:
Unleaded gasoline, minimum 91 octane recommended
🔧 Transmission
Standard
Type:
5-speed Constant Mesh, Sequential Gearbox
Gear Ratios:
Refer to manual for specific ratios (typically 1st: 3.003, 2nd: 2.070, 3rd: 1.507, 4th: 1.213, 5th: 1.000)
Features
Clutch:
Multi-plate, wet-clutch
Drive Type:
Carbon fiber reinforced belt drive
Transmission Fluid:
Harley-Davidson Formula+ (or equivalent API GL-4 SAE 90 gear oil)
📐 Dimensions
Exterior
Length:
Approx. 88.0 inches (2235 mm)
Width:
Approx. 32.5 inches (825 mm)
Height:
Approx. 49.3 inches (1252 mm)
Wheelbase:
Approx. 60.0 inches (1524 mm)
Ground Clearance:
Approx. 4.2 inches (107 mm)
Seat Height:
Approx. 25.8 inches (655 mm) - unladen (key feature of the 'Low' model)
Weights
Dry Weight:
Approx. 570 lbs (258.5 kg)
Gross Vehicle Weight Rating:
Approx. 960 lbs (435.4 kg)
Fuel Capacity:
4.4 US gallons (16.7 liters)
Oil Capacity:
3.0 US quarts (2.8 liters) with filter change
🛡️ Safety Features
Ratings
Safety Standards:
Compliant with US EPA, CARB, DOT, and relevant motorcycle safety standards.
Active Features
Braking System:
Hydraulic disc brakes, front and rear. Dual-piston caliper front, single-piston caliper rear.
Suspension Front:
41mm fork with coil-over springs, telescopic front suspension.
Halogen headlamp, LED tail/stop light, amber incandescent front turn signals, clear lens rear turn signals.
Tires Front:
130/90B16 67H BW
Tires Rear:
150/80B16 77H BW
💡 Technology Features
Infotainment
Instrumentation:
Analog speedometer with LCD odometer, tachometer (often optional or integrated), fuel gauge, engine diagnostic indicator lamp, oil pressure light, turn signal indicators, high beam indicator.
Driver Assistance
Aids:
No electronic rider aids like ABS or traction control standard on this model year. ABS was an option on some Harley models, but less common on Sportsters of this era.
Connectivity
Features:
N/A (No Bluetooth, smartphone integration, or advanced connectivity features).
🔧 Maintenance
Service Intervals
First Service:
1,000 miles (1,600 km) or 6 months (whichever comes first) - typically includes oil change, primary chain adjust, and inspection.
Subsequent Service:
Every 5,000 miles (8,000 km) or 12 months for routine checks, oil changes, and filter replacements. More detailed checks at 10,000 miles and beyond.
Potential for charging system issues (stator, regulator), battery degradation. Check all connections.
Engine Considerations:
Evolution V-twin is generally robust; proper oil changes and avoiding over-revving are key. Cam bearing wear can occur over high mileage.
Suspension Considerations:
Fork seals are a common leak point. Rear shock absorbers may lose damping over time.
📚 Vehicle History
Brand Heritage
Brand Legacy:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer known for its V-twin engines and cruiser lifestyle.
Model Evolution
Sportster Lineage:
The Sportster line debuted in 1957 and has been a cornerstone of Harley-Davidson's offerings, evolving from its initial 'K-model' roots. The 'Low' variant specifically caters to riders seeking a more accessible seat height and comfortable ergonomics.
Production
Manufacturing Location:
United States (e.g., Milwaukee, Wisconsin or Kansas City, Missouri)
Model Year Introduction:
The 'Low' variant of the Sportster 1200 was introduced to provide a factory-customized, lower-slung option.
🏆 Awards & Recognition
Recognitions
Awards And Accolades:
While specific awards for the 2009 Sportster 1200 Low are not widely publicized, the Sportster line consistently receives praise for its accessible performance, iconic styling, and strong brand loyalty.
Ratings
Customer Satisfaction:
Generally high customer satisfaction within the cruiser segment, particularly for riders valuing the Harley-Davidson experience and customization potential.
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