🏷️ Basic Information

Make:

Harley-Davidson

Model:

FLHRC Road King Classic

Year:

2010

Vin:

5HD1... (Specific VIN prefix varies by manufacturing plant)

Engine Family:

Harley-Davidson Twin Cam 103 (Common for FLHR/FLHRC models of this era)

👋 Introduction

Positioning:

The Harley-Davidson FLHRC Road King Classic is positioned as a premium, retro-styled touring motorcycle, blending classic aesthetics with modern touring comfort and performance.

Competitors:

Competes with other large-displacement V-twin touring motorcycles from brands like Indian Motorcycles and select Japanese cruisers offering similar comfort and touring capabilities.

Features:

Classic styling, removable windshield, leather-wrapped hard saddlebags, comfortable rider and passenger seating, powerful V-twin engine, cruise control (often standard on Classic models), air-assisted rear suspension.

Value Proposition:

Provides owners and technicians with the definitive guide for maintaining, repairing, and troubleshooting the 2010 Harley-Davidson FLHRC Road King Classic, ensuring optimal performance and longevity.

📋 Manual Details

Systems Covered:

Engine, Fuel System, Ignition System, Transmission, Drivetrain, Chassis, Suspension, Brakes, Electrical System, Lighting, Instruments, Controls, Bodywork, Frame, Wheels, Tires, Body Components, Tools & Accessories

Pages:

Hundreds (Exact count varies but is extensive for factory manuals)

Type:

Factory Service Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Engine:

Detailed diagnostics, repair procedures, specifications, overhaul instructions for Twin Cam 103 V-Twin engine.

Fuel System:

EFI system, fuel pump, injectors, throttle body, fuel filter, fuel tank, evaporative emissions system diagnostics and repair.

Ignition System:

Ignition module, spark plugs, ignition coils, troubleshooting of ignition-related issues.

Transmission Drivetrain:

Six-speed Cruise Drive transmission, clutch, primary drive, final drive, belt replacement, diagnostics and repair.

Chassis Suspension:

Front fork (e.g., 49mm WP), rear shock absorbers, swingarm, steering head bearing maintenance and replacement.

Brakes:

Front and rear brake systems, calipers, master cylinders, hydraulic lines, ABS (if equipped), pad replacement, bleeding procedures.

Electrical System:

Wiring diagrams, battery, charging system (stator, regulator/rectifier), starter, lighting system, fuses, relays, diagnostic connectors.

Bodywork Frame:

Fairings, saddlebags, fenders, seat, fuel tank removal and installation, frame inspections, structural integrity.

Maintenance:

Routine maintenance, fluid changes, filter replacements, lubrication, brake checks, tire pressure adjustments, scheduled service.

Troubleshooting:

Systematic diagnostic procedures for common and uncommon issues, fault code interpretation.

Repair:

Component removal, installation, adjustment, and overhaul for all major vehicle systems.

Installation Customization:

Instructions for fitting factory accessories and some common aftermarket components.

Depth:

Comprehensive. Covers everything from basic fluid checks and adjustments to complete engine and transmission rebuilds.

Diagnostics:

Includes detailed diagnostic flowcharts, component testing, and Harley-Davidson specific diagnostic tool (e.g., Digital Technician) references.

📊 Manual Specifications

Format:

PDF

Searchability:

Typically text-searchable for efficient information retrieval.

Quality:

High resolution, suitable for printing individual pages or the entire manual.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

Air-cooled, Twin Cam 103 V-Twin

Displacement:

103 cubic inches (1690 cc)

Bore X Stroke:

3.875 in. x 4.38 in. (98.4 mm x 111.3 mm)

Compression Ratio:

9.6:1 (Approximate, can vary slightly by year/configuration)

Horsepower:

Approximately 78 HP @ 5200 RPM (Figures vary based on testing and specific engine tuning; manual will have precise figures)

Torque:

Approximately 105 ft-lbs @ 3500 RPM (Figures vary; manual will have precise figures)

Fuel Delivery:

Electronic Sequential Port Fuel Injection (ESPFI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Oil Type:

Harley-Davidson SYN3 (Synthetic) or equivalent API SG/SH/SJ rated motorcycle oil (e.g., 20W50)

Oil Capacity:

Approx. 4.0 US qt (3.8 L) with filter change

🔧 Transmission

Transmission Type:

6-Speed Cruise Drive Transmission

Primary Drive:

Clutch; Chain Drive

Final Drive:

Belt Drive, 25mm Pitch, 140 Tooth

Gear Ratios:

1st: 9.593, 2nd: 6.650, 3rd: 4.938, 4th: 3.810, 5th: 3.185, 6th: 2.790 (Typical for Twin Cam 6-speed)

Transmission Oil Type:

Harley-Davidson Formula+ or equivalent SAE 50 motorcycle transmission lubricant

Transmission Oil Capacity:

Approx. 2.7 US qt (2.6 L)

📐 Dimensions

Length:

99.2 in. (2519 mm)

Seat Height Laden:

27.5 in. (699 mm)

Ground Clearance:

5.1 in. (130 mm)

Rake Trail:

26 degrees / 6.2 in. (157 mm)

Dry Weight:

Approx. 795 lbs (361 kg)

Weight In Running Order:

Approx. 842 lbs (382 kg)

Gross Vehicle Weight Rating:

Approx. 1320 lbs (599 kg)

Saddlebag Capacity:

Approx. 1.7 cu ft (0.048 m³)

🛡️ Safety Features

NHTSA Rating:

N/A (Motorcycles are not subject to the same NHTSA rating system as cars)

ABS:

Anti-lock Braking System (ABS) typically standard on FLHRC models.

Cruise Control:

Electronic Cruise Control (Standard on many Classic models)

Lighting:

Halogen headlight, auxiliary passing lamps, LED tail/brake light, bullet turn signals.

Chassis Stability:

Long wheelbase and balanced design contribute to stable handling.

💡 Technology Features

Audio System:

Factory-installed AM/FM/WB radio with CD player, handlebar-mounted controls, and CB/Intercom provisions (may vary by specific option package).

Speakers:

Fairing-mounted speakers.

Cruise Control:

Electronic cruise control for highway comfort.

Auxiliary Input:

Auxiliary audio input jack often available for connecting external music players.

Diagnostic Tool Support:

Manual provides information for use with Harley-Davidson's Digital Technician diagnostic software.

🔧 Maintenance

First Service:

1000 miles (1600 km) or 6 months (whichever comes first) - includes oil change, primary chain adjustment, inspection of all systems.

Subsequent Oil Change:

Every 5000 miles (8000 km) or 12 months (whichever comes first).

Drive Belt Inspection:

Inspect at 1000 mile service and every 5000 miles thereafter. Check tension and for wear.

Brake Fluid Flush:

Recommended every 2 years, regardless of mileage.

Engine Oil Viscosity:

20W50 (Harley-Davidson SYN3 recommended)

Transmission Oil Viscosity:

SAE 50 (Harley-Davidson Formula+ recommended)

Primary Chain Case Oil:

Harley-Davidson Formula+ or equivalent SAE 50 motorcycle transmission lubricant

Brake Fluid Type:

DOT 4 (Harley-Davidson Premium DOT 4 recommended)

Common Issues:

Potential for oil leaks from primary or transmission seals, occasional charging system issues (regulator/rectifier), exhaust pipe corrosion, cam chain tensioner wear (especially on earlier Twin Cam models, though improved by 2010).

Preventative Maintenance:

Adherence to scheduled maintenance, using correct fluids, and prompt attention to leaks or unusual noises are crucial for longevity.

📚 Vehicle History

Heritage:

Harley-Davidson has a long-standing heritage in producing iconic V-twin motorcycles, synonymous with American motorcycle culture and touring.

Evolution:

The FLHRC Road King Classic evolved from the original FL models, incorporating modern features while retaining its classic styling cues, including a removable windshield and chrome accents. The introduction of the Twin Cam engine platform and later the Twin Cam 103 significantly enhanced performance and reliability.

Manufacturing Location:

York, Pennsylvania, USA and Milwaukee, Wisconsin, USA (Assembly plants)

Production Years:

The Road King line has been in continuous production for many years, with specific iterations like the FLHRC Classic introduced to cater to a specific aesthetic and feature set.

🏆 Awards & Recognition

Industry Awards:

While specific awards for the 2010 model might be difficult to pinpoint, the Road King line consistently receives accolades for its blend of classic styling, comfort, and touring capability from motorcycle publications and enthusiasts.

Owner Satisfaction:

Generally high owner satisfaction for comfort, styling, and the iconic Harley-Davidson riding experience.