Segment:
Full-size cruiser motorcycle, touring segment.
Target Audience:
Motorcycle enthusiasts, touring riders, owners seeking detailed maintenance and repair information.
Key Competitors:
Indian Chief Vintage, Victory Cross Country Tour, other large-displacement V-twin cruisers.
Model Identity:
Iconic Harley-Davidson styling, comfortable touring ergonomics, powerful V-twin engine, removable windscreen.
Manual Value Proposition:
Empowers owners and technicians with official, comprehensive repair and maintenance data, reducing reliance on external shops for many tasks.
Engine:
Inspection, disassembly, assembly, troubleshooting, repair of Twin Cam 103 V-Twin engine.
Fuel System:
EFI system diagnostics, fuel pump, injectors, throttle body, fuel tank, fuel lines.
Ignition System:
Spark plugs, ignition coils, crankshaft position sensor, troubleshooting.
Transmission:
6-speed Cruise Drive transmission: clutch, gearbox, primary drive, final drive belt, inspection, repair.
Chassis:
Frame inspection, fork assembly, rear shock absorbers, swingarm, steering head.
Brakes:
Hydraulic braking system: front and rear caliper service, master cylinders, brake lines, bleeding procedures, ABS system (if equipped).
Electrical System:
Wiring diagrams, battery, charging system (stator, regulator/rectifier), starter, lighting, ignition switch, security system, diagnostic codes.
Bodywork And Accessories:
Fenders, fuel tank, fairing (if applicable), saddlebags, seats, handlebars, controls, instrument cluster.
Maintenance:
Scheduled maintenance: oil changes, filter replacements, chain/belt tension, brake checks, tire inspection, lubrication points.
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault code interpretation, component testing.
Repair:
Detailed step-by-step instructions for component disassembly, inspection, repair, and reassembly.
Diagnostics:
On-board diagnostics (OBD) information, diagnostic trouble codes (DTCs), sensor readings, service mode functions.
Technical Specifications:
Torque values, clearances, fluid capacities, electrical specifications, dimensional data.
Depth:
Comprehensive, from basic checks to full engine rebuilds and electrical system diagnostics.
Engine Type:
Air-cooled, Twin Cam 103 V-Twin
Bore X Stroke:
3.875 in. x 4.375 in. (98.4 mm x 111.1 mm)
Torque Lb Ft Approx:
99.0 @ 3,500 rpm (certified)
Horsepower Hp Approx:
70-75 HP (estimated, certified figures not always published for HP)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Premium Unleaded Gasoline
Oil Type:
Harley-Davidson Genuine SYN3 (Synthetic) or equivalent SAE 20W-50 Motorcycle Oil
Oil Capacity Quarts:
5.0 (with filter change)
Safety Certification:
Meets DOT standards for motorcycles.
Braking System:
Standard dual-disc front, single-disc rear hydraulic brakes. Optional ABS (Anti-lock Braking System) available depending on trim.
Lighting:
Halogen headlight, LED tail/stop light, front and rear turn signals.
Chassis Stability:
Robust frame construction, balanced weight distribution.
Security:
Factory installed H-D Smart Security System with proximity-based remote control.
Audio System:
Optional AM/FM radio, CB/Intercom, and 5-button control for infotainment features.
Display:
Analog gauges with integrated LCD display for odometer, gear selection, fuel level, etc.
ABS:
Optional Anti-lock Braking System (ABS) available on many 2015 FLHR models.
Diagnostic Port:
Proprietary diagnostic connector for use with Harley-Davidson diagnostic tools (e.g., Digital Technician).
First Service:
1,000 miles (1,600 km) or 6 months, whichever comes first.
Subsequent Service:
Every 5,000 miles (8,000 km) or 12 months thereafter for standard checks and fluid changes.
Engine Oil Change Interval:
Every 5,000 miles (8,000 km) or annually.
Engine Oil Spec:
SAE 20W-50, Harley-Davidson Genuine SYN3 or equivalent.
Transmission Oil Spec:
SAE 50 Motorcycle Transmission Oil, Harley-Davidson Formula +
Primary Chain Case Oil Spec:
Harley-Davidson Formula + Transmission Oil (same as transmission).
Brake Fluid Spec:
DOT 4 (check manual for specific recommendations, especially if ABS equipped).
Common Wear Items:
Clutch plates, brake pads, tires, wheel bearings, fork seals.
Potential Diagnostics:
Fueling issues (lean conditions), charging system faults (stator/regulator), starter issues, ABS sensor faults (if equipped).
Brand Founding:
Founded in 1903 in Milwaukee, Wisconsin.
Legacy:
Long-standing reputation for V-twin engines, cruiser styling, and a distinct riding culture.
Road King Introduction:
The Road King model was introduced in 1994, offering a classic look with modern touring amenities.
Twin Cam Era:
The 2015 model features the successful Twin Cam 103 engine, an evolution from earlier Twin Cam variants.
Manufacturing Location:
Typically assembled in York, Pennsylvania, and Milwaukee, Wisconsin, USA.
