Vehicle Segment:
Cruiser Motorcycle
Target Audience:
Owners and technicians seeking detailed information for maintaining and repairing the Harley-Davidson FXDL Dyna Low Rider.
Positioning Against Competitors:
The Dyna platform offered a blend of classic Harley styling with more modern handling characteristics compared to older Big Twin models, competing with other American and Japanese cruisers.
Model Highlights:
Low rider profile, forward-mounted foot controls, comfortable seating for two, characteristic Harley-Davidson V-twin rumble, 6-speed transmission.
Engine System:
Engine assembly, disassembly, inspection, diagnosis, tuning, lubrication, cooling systems
Fuel System:
Fuel injection system (EFI), fuel pump, fuel filter, fuel tank, fuel lines, carburetor (if applicable for specific sub-models or earlier Harley models, though 2006 FXDL is EFI)
Ignition System:
Ignition module, spark plugs, ignition coils, wiring
Transmission System:
Clutch, gearbox, primary drive, secondary drive (belt drive), lubrication, seals
Electrical System:
Battery, charging system (alternator, regulator), starting system (starter motor, solenoid), lighting (headlight, taillight, turn signals), instrumentation, switches, relays, fuses, wiring diagrams
Brake System:
Front and rear brake calipers, master cylinders, brake lines, brake pads, brake discs, bleeding procedures
Suspension System:
Front fork (telescopic), rear shock absorbers, fork oil, seals, bushings
Wheel Tire System:
Wheel bearing inspection and replacement, tire mounting and balancing, wheel specifications
Frame Bodywork:
Frame inspection, body panel removal and installation, fairings, fenders, seat, fuel tank mounting
Steering System:
Handlebars, steering head bearings, steering lock
Exhaust System:
Exhaust pipes, mufflers, heat shields, gasket replacement
Maintenance Procedures:
Regular servicing, oil changes, filter replacements, spark plug replacement, chain adjustment (if applicable, though typically belt drive), belt tension check
Repair Procedures:
Complete engine rebuild, transmission overhaul, brake caliper rebuild, fork seal replacement, electrical component repair
Diagnostic Procedures:
Troubleshooting common problems, fault code diagnosis (for EFI models), component testing
Adjustment Procedures:
Clutch adjustment, throttle cable adjustment, brake lever adjustment, idle speed adjustment
Disassembly Assembly:
Step-by-step instructions for disassembling and reassembling all major vehicle components
Depth Of Coverage:
Comprehensive, covering routine maintenance to complete engine and transmission overhauls, electrical diagnostics, and chassis component repair.
Engine Family:
Harley-Davidson Twin Cam 88 (TC88)
Engine Configuration:
45-degree V-Twin, Air-Cooled
Displacement:
1450 cc (88 cubic inches)
Bore X Stroke:
3.75 in x 3.97 in (95.25 mm x 100.6 mm)
Horsepower:
Approximately 60-65 HP (at crankshaft, estimated)
Torque:
Approximately 70-75 ft-lbs (at crankshaft, estimated)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Unleaded Gasoline, 87-91 octane recommended
Oil Capacity:
Approximately 3.0 U.S. quarts (2.8 liters) with filter change
Oil Type:
Harley-Davidson Syn3 (Synthetic) or other API SG/SH/SJ certified motorcycle oil, SAE 20W50 recommended
Overall Length:
Approximately 91.1 inches (2314 mm)
Seat Height Unladen:
Approximately 25.5 inches (648 mm)
Ground Clearance:
Approximately 4.2 inches (107 mm)
Dry Weight:
Approximately 635 lbs (288 kg)
Gvwr (Gross Vehicle Weight Rating):
Not typically specified for motorcycles in the same way as cars, but payload capacity is relevant.
Fuel Tank Capacity:
5.0 U.S. gallons (18.9 liters)
Initial Service:
First service typically around 1,000 miles (1,600 km) - oil change, primary chaincase check, filter change, inspection.
Routine Maintenance Intervals:
Subsequent services typically every 5,000 miles (8,000 km) or annually, whichever comes first. Includes oil changes, filter replacements, spark plug inspection/replacement, brake fluid check, tire pressure, and general inspection.
Belt Inspection Tension:
Check belt tension and inspect for damage every 5,000 miles.
Engine Oil Specification:
SAE 20W50 Motorcycle Oil (Harley-Davidson Syn3 or equivalent)
Transmission Oil Specification:
SAE 80W-90 API GL-5 Motorcycle Gear Oil (Harley-Davidson Transmission & Primary Chaincase Lubricant or equivalent)
Primary Chaincase Oil Specification:
SAE 20W-50 Motorcycle Oil or Harley-Davidson Primary Chaincase Lubricant
Brake Fluid Specification:
DOT 4 or DOT 5.1, depending on original specification. Check manual for exact type.
Fork Oil Specification:
Harley-Davidson Formula+ or equivalent, SAE 15W (check manual for specific type and quantity)
Common Wear Items:
Clutch plates, brake pads, tires, fork seals, wheel bearings, belt tensioner.
Engine Considerations:
Twin Cam 88 engines are generally robust, but proper maintenance is crucial. Oil leaks from base gaskets or rocker box gaskets can occur over time.
Electrical Considerations:
Corrosion on electrical connectors, especially in humid environments. Battery maintenance is important.
Harley Davidson Legacy:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines, distinctive styling, and a strong cultural following.
Dyna Platform Introduction:
The Dyna line was introduced in 1991, offering a new frame design that provided improved rigidity and handling over previous Harley models. The Low Rider variant has been a staple since the late 1970s.
Twin Cam Engine Introduction:
The Twin Cam 88 engine was introduced in 1999, replacing the Evolution Big Twin, and featured a stiffer crankcase and dual cams for improved performance and reliability. It powered most Harley models from 1999 to 2006, with the Twin Cam 96 taking over in 2007.
Manufacturing Location:
Typically manufactured in Milwaukee, Wisconsin, USA, and York, Pennsylvania, USA.
