Market Segment:
Harley-Davidson Touring motorcycles, premium segment of the V-twin market.
Competitors 2006:
Key competitors included models from Indian Motorcycle, Honda (Gold Wing), Kawasaki (Voyager), and Yamaha (Star Venture).
Model Distinctiveness:
These models represent Harley-Davidson's flagship touring offerings, known for their V-twin power, comfort, and extensive customization potential.
Manual Value Proposition:
This manual provides unparalleled access to the technical intricacies of these iconic motorcycles, empowering owners and technicians with the knowledge for effective maintenance and repair.
Engine Service:
Engine teardown, assembly, diagnostics, tuning, performance upgrades, fuel injection, ignition, exhaust systems.
Transmission Service:
Primary drive, transmission, clutch, gearbox overhaul, maintenance, and troubleshooting.
Electrical System:
Wiring diagrams, charging system, ignition system, lighting, instrumentation, accessories, diagnostics.
Chassis And Suspension:
Frame, front fork, rear suspension, swingarm, wheel bearings, steering head bearings.
Braking System:
Brake system diagnostics, component replacement, fluid flushing, ABS (if applicable).
Fuel System:
Fuel tank, fuel pump, fuel injectors, fuel lines, evaporative emissions (EVAP) system.
Bodywork And Trim:
Fairings, saddlebags, tour-pak, seating, fenders, trim components, removal and installation.
Diagnostics And Troubleshooting:
Diagnostic trouble codes (DTCs), symptom-based troubleshooting, component testing.
Routine Maintenance:
Oil changes, filter replacements, spark plug service, air filter service, brake fluid replacement, drive belt inspection.
Major Repairs:
Engine rebuilding, transmission overhaul, suspension component replacement, electrical system repair.
Diagnostics:
Step-by-step diagnostic procedures for common and uncommon issues.
Component Replacement:
Detailed instructions for replacing all major and minor components.
Wiring Diagrams:
Complete and detailed color-coded wiring diagrams for all electrical systems.
Depth Of Information:
In-depth technical specifications, torque values, clearances, diagnostic flowcharts, and repair procedures suitable for professional technicians and advanced DIY enthusiasts.
๐ Manual Specifications
File Format Details:
High-resolution digital format for clear viewing and printing. Searchable text functionality is a key benefit of digital manuals.
Print Quality Expectation:
Designed for clear printing of all diagrams, schematics, and text instructions.
Binding Type Digital:
N/A (Digital format does not have physical binding)
Paper Type Digital:
N/A (Digital format does not utilize paper type)
โ๏ธ Engine Specifications
Engine Type:
V-Twin, air-cooled, 45-degree, OHV, 4 valves per cylinder (2 per cylinder).
Engine Displacement:
1450cc (88 cubic inches) and 1550cc (96 cubic inches) Twin Cam 88ยฎ and Twin Cam 96โข engines.
Bore X Stroke:
88ci: 3.75 in. x 4.0 in. (95.25 mm x 101.6 mm) / 96ci: 3.75 in. x 4.38 in. (95.25 mm x 111.3 mm)
Compression Ratio:
88ci: 8.8:1 / 96ci: 9.2:1 (typical, may vary slightly by sub-model/year)
Horsepower Estimate:
Approx. 65-70 HP (at crankshaft, varies by engine and tuning)
Torque Estimate:
Approx. 78-86 ft-lbs (at crankshaft, varies by engine and tuning)
Engine Breathing:
Carbureted (Keihin CV) for some models/earlier production, Electronic Sequential Port Fuel Injection (ESPFI) for most 2006 touring models.
Fuel Delivery:
Fuel injection system (ESPFI) with a throttle body and injectors.
Fuel Type:
Unleaded gasoline, minimum 89 octane (87 octane may be acceptable for certain engines, consult manual)
Fuel Tank Capacity:
Typically 5.0 US gallons (18.9 liters)
Transmission Type:
5-speed constant mesh, helical gear transmission.
Optional Transmission:
N/A for this generation of touring models; 5-speed was standard.
Clutch Type:
Hydraulic-actuated, multi-plate wet clutch.
Primary Drive:
Duplex chain, 34/46 tooth, 1.353:1 ratio.
Final Drive:
Belt drive, 32/65 tooth, 2.031:1 ratio.
Transmission Fluid:
Harley-Davidson Formula+ Transmission & Primary Chaincase Lubricant, or equivalent API GL-4, SAE 75W-90 gear oil.
Overall Length:
Varies by model, typically 98.5-100.5 inches (2502-2553 mm)
Wheelbase:
Varies by model, typically 63.5-64.5 inches (1613-1638 mm)
Dry Weight:
Varies by model, typically 700-800 lbs (317-363 kg)
Gross Vehicle Weight Rating Gvwr:
Typically around 1260-1300 lbs (571-590 kg)
Saddlebag Capacity:
Integrated hard saddlebags, capacity varies but significant touring storage.
Tour Pak Capacity:
Optional for FLHX/FLHR, standard or optional for FLHT/FLTR; adds substantial storage.
Safety Standards Compliance:
Designed to meet relevant motorcycle safety standards for its time.
Braking System:
Dual front disc brakes, single rear disc brake. Linked braking systems may be present on some specific models or configurations.
ABS:
Anti-lock Braking System (ABS) was an optional feature on select 2006 touring models.
Lighting:
Halogen headlamp, auxiliary passing lamps (on some models), taillight, stoplight, front and rear turn signals.
Fairings And Windshields:
Integral fairings and windshields contribute to rider protection from elements.
Audio System:
Many models featured integrated AM/FM radio, CB (Citizens Band) radio, and intercom systems with handlebar-mounted controls and speakers.
Display Technology:
Analog gauges with LCD trip meter and indicator lights. Some models might have had premium audio head units with more advanced displays.
Cruise Control:
Electronic cruise control was an optional feature available on many 2006 touring models.
Connectivity Features:
Limited by modern standards, primarily focused on rider-to-passenger communication (intercom) and CB radio functionality.
Initial Service:
First service typically at 1,000 miles (1600 km).
Regular Oil Change:
Every 5,000 miles (8,000 km) or annually, whichever comes first.
Primary Chaincase Oil Change:
Every 10,000 miles (16,000 km).
Transmission Oil Change:
Every 10,000 miles (16,000 km).
Spark Plug Replacement:
Typically every 10,000-15,000 miles (16,000-24,000 km), depending on plug type.
Drive Belt Inspection:
Inspect at every service, check tension and condition.
Engine Oil Type:
Harley-Davidson 20W-50 Syn3 (Synthetic) or H-D 20W-50 Conventional Motor Oil, or equivalent API CI-4 certified for diesels, or similar high-quality motorcycle oil.
Engine Oil Capacity:
Approx. 4.0 US quarts (3.8 liters) with filter change.
Brake Fluid Type:
DOT 4 brake fluid (check manual for specific recommendations).
Common Wear Items:
Clutch plates, drive belts, fork seals, wheel bearings, battery, and exhaust system components.
Engine Considerations:
Potential for oil leaks from base gaskets, rocker box gaskets, and countershaft seal. Cam chain tensioner wear is a known concern on earlier Twin Cam engines (though updated in 2006 models to a more robust design).
Electrical Considerations:
Voltage regulator and stator failures were more common in earlier Twin Cam generations, though improvements were made by 2006. Check for battery charging issues.
Brand Identity:
Harley-Davidson is an iconic American motorcycle manufacturer with a rich history dating back to 1903, synonymous with V-twin engines and the cruiser/touring lifestyle.
Touring Platform Evolution:
The 2006 models are part of the evolution of Harley-Davidson's touring platform, building upon the legacy of models like the Electra Glide, with continuous updates to chassis, engine, and features.
Engine Development:
The Twin Cam 88ยฎ and Twin Cam 96โข engines represented significant advancements in Harley-Davidson's V-twin technology, offering improved performance and reliability over previous Evolution engines.
Manufacturing Location:
Primarily manufactured in Milwaukee, Wisconsin, USA.
๐ Awards & Recognition
Brand Awards:
Harley-Davidson motorcycles consistently receive accolades for their styling, V-twin performance, and cultural impact, though specific awards for individual model years are less commonly cited than brand recognition.
Customer Satisfaction:
Harley-Davidson riders typically exhibit high brand loyalty and satisfaction, particularly with the touring models which are designed for long-distance comfort and reliability.
