Target audience:
Enthusiast riders and touring/cruiser buyers seeking extreme displacement three-cylinder muscle
Segment:
Power cruiser / performance cruiser
Key advantage:
Largest-displacement production motorcycle engine of its era at 2,294 cc, delivering class-leading torque
Competitors of the era:
Yamaha Vmax, Ducati Diavel, Harley-Davidson V-Rod
Engine:
2,294 cc liquid-cooled inline three-cylinder
Character:
Massive low-end torque, shaft final drive, muscular roadster styling
Manual type:
Service, repair and workshop manual
Coverage areas:
Full vehicle: engine, transmission, fuel, electrical, chassis, brakes, suspension, bodywork
Delivery method:
Instant digital download, no shipping
Usage:
Unlimited use after download, printable pages
Engine:
Complete teardown, inspection, machining limits and rebuild of the 2,294 cc inline three
Fuel system:
Fuel injection, throttle bodies, fuel pump and tank
Exhaust:
Removal, installation and inspection
Cooling system:
Radiator, thermostat, coolant pump, hoses
Transmission and clutch:
6-speed gearbox, clutch service and adjustment
Final drive:
Shaft drive inspection and service
Electrical system:
Wiring diagrams, charging, starting, lighting, instruments
Brakes:
Front twin discs and rear disc, pad and disc service, ABS where fitted
Suspension:
Front forks and rear suspension service, settings
Wheels and tires:
Removal, balancing, tire specifications
Frame and bodywork:
Frame checks, fairing/tank/seat removal
Diagnostics:
Fault-finding charts, troubleshooting tables, self-diagnosis information
Scheduled maintenance:
Full service interval procedures, lubrication points
Torque specifications:
Torque values throughout all assemblies
Disassembly and reassembly:
Step-by-step repair and rebuild procedures with photos/illustrations
Special tools:
Listed where required for specific jobs
Wiring diagrams:
Complete electrical schematics
Detail level:
Workshop-level detail written for trained technicians, usable by competent DIY owners
Exploded views:
Component diagrams for assembly reference
Measurements:
Wear limits, clearances and adjustment data included
Part references:
Part numbers and component identification included where applicable
Fluid capacities:
Engine oil, coolant, fork oil and brake fluid capacities specified
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Type:
Liquid-cooled, DOHC, inline three-cylinder
Bore x stroke:
101.6 mm x 94.3 mm
Compression ratio:
Approximately 8.7:1
Fuel system:
Electronic sequential fuel injection
Cooling:
Liquid, with radiator and electric fan
Maximum power:
Approximately 146 hp at 5,750 rpm
Maximum torque:
Approximately 209 Nm (154 lb-ft)
Fuel:
Premium unleaded recommended
Brakes:
Twin front discs with 4-piston calipers, single rear disc
ABS:
Available depending on market/version
Tires:
Radial tires, sizes specified in manual
Frame:
Twin-spar steel frame designed for high-mass stability
Crash test ratings:
N/A - motorcycles are not subject to crash test ratings like cars
Audio system:
N/A - the Rocket III is not equipped with a factory audio system
Instrumentation:
Analog speedometer and tachometer with LCD multifunction display, fuel gauge, warning indicators
ABS:
Optional depending on market
Engine management:
Electronic fuel injection with engine management ECU, diagnostic access via manual procedures
Oil change:
Engine oil and filter per scheduled interval chart in manual
Valve clearance check:
At specified major service intervals, full procedure included
Brake fluid:
Replace at 2-year intervals
Coolant:
Replace per scheduled maintenance schedule
Engine oil:
Semi-synthetic motorcycle oil meeting JASO MA2, grade and capacity in manual
Coolant:
Ethylene glycol-based permanent antifreeze, specified ratio
Fork oil:
Grade and quantity specified per fork leg
Known Issues / Wear Items
Common wear items:
Brake pads, tires, air filter, spark plugs, drive shaft gear oil service
Inspection points:
Wheel bearings, steering head bearings, suspension linkage, hose condition
Manufacturer:
Triumph Motorcycles, Hinckley, England - one of the oldest motorcycle marques in continuous production
Modern era:
Relaunched under John Bloor in the 1980s/90s, building the Hinckley range
Rocket III launch:
Introduced 2004 with the world's largest-displacement production motorcycle engine
2012 model:
Rocket III Roadster era with uprated torque and more muscular styling compared to the original Rocket III
Production location:
Triumph's Hinckley, United Kingdom factory