Segment:
American Performance Motorcycle
Target Audience:
Enthusiasts seeking to maintain and repair their Buell motorcycles
Key Competitors:
Harley-Davidson Sportster (shared engine architecture), Ducati Monster
Unique Design:
Unified Buell Superbike Technology (UBST) chassis, underslung exhaust, perimeter disc brake
Powertrain:
Engine (V-Twin), Transmission, Drivetrain
Chassis:
Frame, Suspension (Front & Rear), Wheels, Tires, Brakes
Electrical:
Ignition System, Lighting, Charging System, ECU, Wiring Diagrams, Sensors
Fuel System:
Fuel Injection (EFI), Fuel Pump, Injectors, Throttle Body
Exhaust System:
Exhaust Manifold, Muffler, Catalytic Converter (if applicable)
Bodywork:
Body Panels, Fairings, Seat, Fuel Tank, Controls
Maintenance:
Scheduled Maintenance, Oil Changes, Filter Replacements, Chain Adjustment
Troubleshooting:
Diagnostic procedures for common faults and error codes
Repair:
Engine rebuild, transmission overhaul, brake caliper replacement, suspension servicing
Calibration Adjustment:
Throttle body synchronization, idle speed adjustment, clutch adjustment
Depth:
Expert-level, suitable for professional technicians and advanced DIY enthusiasts
Diagnostics:
Includes detailed diagnostic charts, fault code interpretations, and testing procedures
Specifications:
Torque values, clearances, tolerances, electrical specifications
Engine Type:
Air-cooled, 45-degree V-Twin, 4-stroke
Engine Displacement:
1203 cc (73.4 cu in)
Bore X Stroke:
3.496 in x 4.25 in (88.8 mm x 108 mm)
Valvetrain:
OHV, 2 valves per cylinder, pushrod actuated
Horsepower Est:
101 hp @ 6800 rpm (approximate, model dependent)
Torque Est:
84 ft-lbs @ 6400 rpm (approximate, model dependent)
Fuel Delivery:
Electronic Fuel Injection (EFI) with Idle Air Control (IAC)
Fuel Type:
Unleaded Premium Gasoline (91 octane or higher recommended)
Throttle Body Diameter:
55 mm
Oil Type:
SAE 20W-50 Harley-Davidson or equivalent V-Twin motorcycle oil
Oil Capacity:
3.0 US quarts (2.8 L) with filter change
Type:
5-speed constant mesh
Clutch Type:
Wet, multi-plate, cable-actuated
Final Drive:
Belt drive, 137T rear / 29T front
Transmission Oil Type:
Harley-Davidson Primary Chain Lubricant or SAE 80W-90 GL-4 gear oil
Transmission Oil Capacity:
2.2 US quarts (2.1 L)
Crash Test Data:
Motorcycle safety is not typically rated by agencies like NHTSA; reliance on manufacturer design and rider skill.
Braking System:
Dual-Disc Front with 6-piston caliper (perimeter mount), Single-Disc Rear with 2-piston caliper
Suspension Front:
43mm Showa Upside-down (USD) forks, adjustable preload and rebound damping
Suspension Rear:
Showa rear shock absorber, adjustable preload and rebound damping
Lighting:
Halogen headlight, LED taillight and brake light
Instrument Cluster:
Analog tachometer, digital speedometer, odometer, trip meters, fuel level, engine temp
ABS Availability:
Optional on some models/trims
ECU Diagnostics:
OBD-II (On-Board Diagnostics II) port for diagnostic tools
Oil Change Interval:
Every 5,000 miles (8,000 km) or annually
Primary Chain Oil Change:
Every 5,000 miles (8,000 km) or annually
Spark Plug Replacement:
Every 10,000-15,000 miles (16,000-24,000 km), depending on plug type
Belt Tension Check:
Every 2,500 miles (4,000 km)
Fork Oil Type:
10W (Refer to manual for exact specifications and quantity)
Common Problems:
Stalling at idle (IAC issues), fuel injector clogging, charging system issues (rotor/stator), primary seal leaks.
Oil Filter Part Number:
Harley-Davidson equivalent often used (e.g., 63796-77A or 63731-99)
Air Filter Part Number:
Varies by model/modification, e.g., Harley-Davidson 29000030
Affiliation:
Initially independent, later acquired by Harley-Davidson
Xb Series Introduction:
Launched in 2000, evolving through models like XB9, XB12, Firebolt, Lightning
Manufacturing Location:
East Troy, Wisconsin, USA
Production End:
2009 (Buell brand ceased motorcycle production)
