Market Position:
Premium Grand American Touring motorcycle, known for comfort, performance, and extensive customization potential.
Competitive Landscape:
Competes with other large displacement touring motorcycles from manufacturers like Indian Motorcycles and some European brands, emphasizing V-twin architecture and rider comfort.
Key Features:
Batwing fairing with integrated windshield, comfortable rider and passenger seating, ample storage via saddlebags, powerful V-twin engine, and advanced infotainment system.
Target Audience:
Long-distance touring riders, Harley-Davidson enthusiasts, and customizers seeking detailed service information.
Engine Service:
Engine disassembly, assembly, overhaul, diagnostics, and tuning for Twin Cam 103 engine.
Fuel System:
Fuel injection, throttle body, fuel pump, fuel filter, and injectors.
Ignition System:
Ignition coils, spark plugs, crankshaft position sensor, and ignition module.
Exhaust System:
Mufflers, headers, catalytic converter (if applicable), and exhaust gaskets.
Transmission Service:
6-speed Cruise Drive transmission, clutch assembly, internal components, lubrication, and adjustment.
Drive Train:
Primary drive, final drive belt, tensioner, and related components.
Suspension System:
Front forks (including Showa components), rear shock absorbers, and adjustments.
Brake System:
Front and rear disc brakes, ABS (Anti-lock Braking System) components, hydraulic lines, brake pads, and fluid.
Wheel And Tire:
Wheel bearings, tire mounting and balancing, wheel specifications.
Electrical System:
Wiring diagrams, battery, charging system (alternator, regulator), starter motor, lighting, and switches.
Instrumentation:
Speedometer, tachometer, gauges, and indicators.
Body And Fairing:
Fairing removal and installation, saddlebag mounting, body panel repairs, and cosmetic work.
Lighting System:
Headlight, taillight, turn signals, auxiliary lighting, and bulb replacement.
Infotainment System:
Boom! Box infotainment system operation and basic troubleshooting.
Cruise Control:
Electronic cruise control system operation and diagnostics.
Preventive Maintenance:
Scheduled maintenance tasks, lubrication points, and fluid changes.
Troubleshooting:
Diagnostic procedures for common and uncommon issues with symptom-based guides.
Engine Repair:
Top-end rebuilds, piston and ring replacement, valve adjustments, and cylinder head service.
Transmission Overhaul:
Complete transmission disassembly, inspection, and reassembly.
Brake System Maintenance:
Brake pad replacement, brake fluid bleeding, and caliper service.
Electrical Diagnostics:
Fault finding using wiring diagrams and multimeter testing.
Suspension Servicing:
Fork seal replacement, oil changes, and shock absorber service.
Bodywork Repair:
Fairing repair, dent removal, and component replacement.
Technical Depth:
Comprehensive: Covers basic maintenance to complete engine and transmission overhauls.
Diagrams:
Includes detailed, high-quality wiring diagrams and exploded views.
Specifications:
Provides all necessary torque specifications, clearances, and fluid capacities.
Engine Family:
Harley-Davidson Twin Cam 103
Engine Type:
Air-cooled, 45-degree V-twin
Displacement:
103 cubic inches (1690 cc)
Bore X Stroke:
3.875 in. x 4.375 in. (98.4 mm x 111.1 mm)
Valve Train:
Pushrod-activated, overhead valves with two valves per cylinder
Horsepower:
Approx. 78 HP (at crank, estimated for 2015 Twin Cam 103)
Torque:
Approx. 104.7 lb-ft @ 3500 RPM (at crank, estimated for 2015 Twin Cam 103)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Premium Unleaded Gasoline, minimum 91 octane (R+M)/2
Initial Service:
1,000 miles (1,600 km) or 12 months
Subsequent Service:
Every 5,000 miles (8,000 km) or 12 months thereafter
Engine Oil Type:
Harley-Davidson 20W-50 SYN3 or equivalent synthetic motorcycle oil
Engine Oil Capacity:
4.0 US quarts (3.8 L) (with filter change)
Transmission Oil Type:
Harley-Davidson Formula + or equivalent (API GL-4, SAE 80W-90)
Transmission Oil Capacity:
1.0 US quart (0.95 L)
Primary Chain Case Oil Type:
Harley-Davidson Formula + or equivalent (API GL-4, SAE 80W-90)
Primary Chain Case Oil Capacity:
2.7 US quarts (2.5 L) (cold fill)
Brake Fluid Type:
DOT 4 (Harley-Davidson recommends their own brand or equivalent)
Fork Oil Type:
Harley-Davidson Type 'E' or 'SE' SYN3 (refer to manual for specific grade based on model and climate)
Known Issues General:
Potential for charging system issues (regulator/stator), clutch lever adjustment, and occasional infotainment glitches.
Common Wear Items:
Brake pads, tires, clutch plates, drive belt.
Brand Heritage:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer known for its V-twin engines, customization culture, and strong rider community.
Model Evolution:
The Road Glide platform, introduced in 1980 as the FLT, evolved into the FLHTCU (Tour Glide Classic) and later the FLTR (Road Glide) with its distinctive frame-mounted fairing, offering improved aerodynamics and handling compared to fork-mounted fairings.
Production Location:
United States (Various Harley-Davidson factories)
Key Updates 2015:
Refined ergonomics, improved infotainment system (Boom! Box), and potential minor chassis and powertrain updates over previous years.