The Harley-Davidson FLHRCI Road King Classic motorcycle specifications include a 1,450 cc (88.48 cu in) engine, a 5-speed gearbox, and a listed weight of 345 kg (760.6 lb).
Key specifications
2000, 2002, 2003, 2004, 2005, 2006Model years
1,450 ccDisplacement
110.0 Nm @ 3,100 rpmTorque
345 kgWet weight
684 mmSeat height
18.9 LFuel tank
1,612 mmWheelbase
130 mmGround clearance
Model years covered
200020022003200420052006
Year-specific specification changes
The 2000 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
Compression ratio
200220058.8:1
Displacement
200220051,449 cc (88.42 cu in)
20061442.2 cc (88.00 cu in)
Frame
2003Mild steel, rectangular section backbone. Twin down-tubes swing arm.
2004Mild steel, square-section backbone w/twin downtubes Swingarm Mild steel, rectangular tube sections, stamped junctions, MIG welded
Front brakes
20052006Double disc
Front suspension
200441.3mm Telescopic forks
Front tire
20042006MT90-B16
Fuel system
20052006Injection. Electronic Sequential Port Fuel Injection (ESPFI)
Rear brakes
2002Single disc
20052006Single disc
Rear suspension
2004Dual air adjustable shocks
Rear tire
2004150/85-16
20052006MU85-B16
Torque
2002109.5 Nm (11.2 kgf-m or 80.8 ft.lbs) @ 3,300 rpm
2003110.0 Nm (11.2 kgf-m or 81.1 ft.lbs) @ 3,300 rpm
20042005109.0 Nm (11.1 kgf-m or 80.4 ft.lbs) @ 3,400 rpm
2006116.6 Nm (11.9 kgf-m or 86.0 ft.lbs) @ 3,500 rpm
Wet weight
2006336.1 kg (741 lb)
Wheelbase
200220051,592 mm (62.7 inches)
20061,613 mm (63.5 inches)
Battery
2003GYZ32HL
Fuel capacity
200318.80 L (4.97 US gal)
200618.92 L (5.00 US gal)
Fuel control
2004Pushrods
20052006Double Overhead Cams/Twin Cam (DOHC)
Ground clearance
2004119 mm (4.7 inches)
Lubrication
2003Dry sump. Internally mounted, crank driven gerotor pressure and dual scavenge pump.
2004Dry sump, internally mounted, crank driven gerotor pressure and dual scavenge pump.
Oil filter
2003K & N – KN-171C
2004K & N KN-171C
Seat height
2002683 mm (26.9 inches)
2003729 mm (28.7 inches)
20042006683 mm (26.9 inches)
Spark plug
2003NGK DCPR7E, DCPR7EIX
Spark plugs
2003NGK DCPR7E, DCPR7EIX
Trail
2003157 mm (6.2 inches)
2004158 mm (6.2 inches)
2006157 mm (6.2 inches)
Mechanical overview
Engine layout snapshot
V2, four-stroke • 1,450 cc • Air cooled
Chassis snapshot
Wheelbase 1,612 mmSeat 684 mmClearance 130 mm
5-speed • Belt (final drive) • 130/90-16 front / 130/90-16 rear
Additional useful specifications
| Front tire size | 130/90-16 |
|---|---|
| Rear tire size | 130/90-16 |
| Front tire width | 130 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 16 in |
| Rear tire width | 130 mm |
| Rear tire aspect ratio | 90% |
| Rear rim diameter | 16 in |
| Engine oil | SAE 20W-50 |
| Engine oil capacity | 3.80 L (4.02 US qt) |
| Oil filter | K & N KN-171C (chrome) |
| Spark plug | NGK DCPR7E, NGK DCPR7EIX |
| Sprocket sizes | 32/70 (front/rear) |
| Bore/stroke ratio | 0.94:1 (Undersquare) |
Model information
| Category | Custom / cruiser |
|---|
Engine specifications
| Engine type | V2, four-stroke |
|---|---|
| Displacement | 1,450 cc (88.48 cu in) |
| Torque | 110.0 Nm (11.2 kgf-m or 81.1 ft.lbs) @ 3,100 rpm |
| Bore × stroke | 95.3 x 101.6 mm (3.8 x 4.0 inches) |
| Compression ratio | 8.9:1 |
| Valves per cylinder | 2.0 |
| Cooling system | Air |
| Fuel system | Injection |
| Fuel control | Overhead Valves (OHV) |
| Ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Starter | Electric |
| Lubrication | Dry sump, internally mounted, crank driven gerotor pressure and dual scavenge pump with spin on pressurized oil filter |
| Engine oil | SAE 20W-50 |
| Oil capacity | 3.80 L (4.02 US qt) |
| Oil filter | K & N KN-171C (chrome) |
| Spark plugs | NGK DCPR7E, NGK DCPR7EIX |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Belt (final drive) |
| Sprockets | 32/70 (front/rear) |
Chassis and suspension
| Frame | Mild steel, rectangular section backbone with twin down-tubes, Swing arm |
|---|---|
| Front suspension | Telescopic |
| Rear suspension | Air-adjustable |
| Rake | 26.0° |
| Trail | 156 mm (6.1 inches) |
| Fork tube size | 41 mm (1.6 inches) |
Brakes, wheels and tires
| Front brakes | Double disc. Four-piston calipers. |
|---|---|
| Rear brakes | Single disc. Four-piston calipers. |
| Front tire | 130/90-16 |
| Rear tire | 130/90-16 |
Dimensions and weight
| Wet weight | 345 kg (760.6 lb) |
|---|---|
| Seat height | 684 mm (26.9 inches) |
| Wheelbase | 1,612 mm (63.5 inches) |
| Ground clearance | 130 mm (5.1 inches) |
Fuel and emissions
| Fuel capacity | 18.90 L (4.99 US gal) |
|---|
Electrical and instruments
| Battery | YIX30L |
|---|
Other specifications
| Color options | Black, red, blue, bronze, lilac, orange, blue/gray, orange/gray, red/black, green/black, blue/white |
|---|
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Harley-Davidson models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Harley-Davidson information before relying on them. Visit the official Harley-Davidson website.