Positioning:
The Buell Firebolt XB series, particularly the XB9R and XB12R, represented a unique American sportbike offering with its characteristic V-twin engine and innovative chassis design. These models targeted riders seeking performance and distinctive styling.
Competitors 2005:
Competed with other middleweight and heavyweight sportbikes from Japanese manufacturers like Yamaha (R6, R1), Suzuki (GSX-R600, GSX-R750, GSX-R1000), Honda (CBR600RR, CBR954RR), and Kawasaki (Ninja ZX-6R, ZX-9R), as well as European offerings.
Buell Philosophy:
Emphasis on 'mass centralization' and 'stiffness' through its perimeter frame acting as an oil reservoir and its under-seat exhaust system.
Primary Coverage:
Comprehensive service, repair, and workshop procedures for Buell Firebolt XB9R and XB12R models.
Secondary Coverage:
Includes information applicable to XB9 and XB12 variants, with specific focus on the R models.
Estimated Page Count:
Not specified in product information, but typical comprehensive service manuals for this era and complexity are 500+ pages.
Type:
Service Repair Workshop Manual
Format:
Adobe Acrobat PDF
Engine Systems:
Engine general information, disassembly, assembly, inspection, lubrication, cooling system (air-cooled), fuel system (injection), ignition system, exhaust system, engine management.
Transmission Drivetrain:
Clutch operation and adjustment, transmission disassembly and assembly, drive chain maintenance and adjustment, primary drive system.
Chassis Frame:
Frame inspection and repair, swingarm and rear suspension, front fork and steering system, wheel bearings, steering head bearings.
Brakes:
Front and rear brake system diagnosis, caliper service, master cylinder service, hydraulic system bleeding, brake pad replacement, rotor inspection.
Electrical Electronics:
Wiring diagrams, battery service, charging system (stator, regulator/rectifier), starting system (starter motor, solenoid), lighting system (headlight, taillight, turn signals), ignition system components, instrument cluster, fault diagnosis.
Fuel System:
Fuel tank inspection and service, fuel pump operation, fuel injectors, fuel pressure regulator, throttle body service.
Bodywork Seats Locks:
Fairing removal and installation, seat system operation, lock cylinder service, body panel maintenance.
Routine Maintenance:
Oil changes, filter replacements, chain adjustments, brake fluid checks, tire pressure checks, spark plug replacement.
Troubleshooting:
Diagnostic procedures for common faults and malfunctions across all major systems.
Engine Rebuild:
Detailed step-by-step instructions for engine disassembly, inspection, component replacement, and reassembly.
Suspension Service:
Front fork servicing (oil changes, seal replacement), rear shock absorber inspection and adjustment.
Electrical Diagnostics:
Fault finding using wiring diagrams, testing of sensors, actuators, and control modules.
Depth:
Comprehensive, covering everything from basic maintenance and fluid changes to complete engine teardowns, transmission overhauls, and advanced electrical diagnostics. Suitable for professional technicians and experienced DIY mechanics.
Engine Type:
Air-cooled, 45-degree V-twin, 4-stroke
Engine Displacement Xb9:
984 cc (60 cubic inches)
Engine Displacement Xb12:
1203 cc (73.4 cubic inches)
Bore Xb9:
3.50 in (88.9 mm)
Stroke Xb9:
2.56 in (65.0 mm)
Bore Xb12:
3.50 in (88.9 mm)
Stroke Xb12:
3.00 in (76.2 mm)
Horsepower Xb9:
Approx. 92 hp @ 7000 rpm (claimed)
Torque Xb9:
Approx. 70 lb-ft @ 6000 rpm (claimed)
Horsepower Xb12:
Approx. 103 hp @ 6600 rpm (claimed)
Torque Xb12:
Approx. 88 lb-ft @ 3200 rpm (claimed)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline, minimum 87 octane
Fuel Tank Capacity:
3.7 gallons (14 liters)
Valvetrain:
Pushrod Actuated Overhead Valves, 2 per cylinder
Length:
Approx. 80.6 inches (2047 mm)
Width:
Approx. 29.5 inches (750 mm) at handlebars
Height:
Approx. 45.5 inches (1156 mm) at handlebars
Wheelbase:
Approx. 57.3 inches (1455 mm)
Dry Weight Xb9:
Approx. 405 lbs (183.7 kg)
Dry Weight Xb12:
Approx. 410 lbs (186 kg)
Seat Height:
Approx. 30.5 inches (775 mm)
Infotainment System:
Not applicable. Basic analog tachometer and digital speedometer, odometer, trip meter, and clock.
Driver Assistance Features:
Limited. Focus is on mechanical and electrical systems for performance and rider control, not electronic rider aids common in modern motorcycles.
Connectivity Features:
Not applicable.
Oil Change Interval:
Typically every 2,500 - 5,000 miles (4,000 - 8,000 km) or annually, whichever comes first, depending on usage and oil quality. Consult specific manual for exact intervals.
Spark Plug Replacement:
Generally around 10,000 - 15,000 miles (16,000 - 24,000 km).
Belt Drive Inspection:
Regular inspection for tension, alignment, and wear, typically at oil change intervals.
Brake Fluid Flush:
Recommended every 1-2 years to prevent moisture absorption and maintain braking performance.
Engine Oil Type:
API SG, SH, SJ, or SL rated; SAE 20W-50 motorcycle oil is commonly recommended. Harley-Davidson Genuine V-Twin Motorcycle Oil or equivalent. Frame also acts as oil reservoir.
Engine Oil Capacity:
Approximately 3 quarts (2.8 liters) when changing oil and filter. Always check dipstick/sight glass.
Brake Fluid Type:
DOT 4 hydraulic fluid (for clutch and brakes).
Primary Chain Case Oil:
Harley-Davidson Formula + or equivalent (different oil than engine/frame).
Electrical Gremlins:
Wiring harness chafing, regulator/rectifier failures, and charging system issues were sometimes reported due to the bike's compact and often stressed electrical layout.
Fuel System Components:
Potential for fuel pump issues or injector problems if fuel quality is poor or maintenance is neglected.
Suspension Leaks:
Front fork seals can wear over time, leading to leaks, especially with spirited riding.
Founder:
Erik Buell, emphasizing racing technology and innovation.
Ownership:
Originally an independent company, later acquired by Harley-Davidson (1993-2009), which heavily influenced engine development for the XB series.
Introduction Year Xb:
The XB platform was introduced in 2000, with the Firebolt XB9R in 2002 and the larger displacement XB12R in 2004.
2005 Updates:
The 2005 model year saw refinements to the platform, often including minor styling tweaks and potential ECU recalibrations compared to earlier models.
Production End:
Buell ceased motorcycle production in 2011, marking the end of the Firebolt line.
