Harley-Davidson Harley Davidson Road King (2021) vs Harley-Davidson Harley Davidson FLTRX Road Glide (2021)
Comparison technical specifications
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| Make: | Harley-Davidson | Harley-Davidson |
| Model: | Harley Davidson Road King | Harley Davidson FLTRX Road Glide |
| Years: | 2021 | 2021 |
| Engine: | Four stroke, V-Twin, Milwaukee-Eight 107, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder | Four stroke, V-Twin, Milwaukee-Eight 107, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder |
| Capacity: | 1746 cc / 107 cub in. | 1746 cc / 107 cub in. |
| Bore x Stroke: | 100 x 111 mm / 3.937 x 4.374 in | 100 x 111 mm |
| Cooling System: | Air cooled | Air cooled |
| Compression Ratio: | 10.0:1 | 10.0:1 |
| Exhaust: | Chrome, 2-1-2 dual exhaust with tapered mufflers | Chrome dual exhaust with 4 in. touring mufflers and touring muffler shields |
| Induction: | Electronic Sequential Port Fuel Injection (ESPFI) | Electronic Sequential Port Fuel Injection (ESPFI) |
| Lubrication: | Pressurized, dry-sump with oil cooler | Pressurized, dry-sump with oil cooler |
| Ignition: | Single-fire, non-wasted, map-controlled spark ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Starting: | Electric | Electric |
| Max Torque: | 151 Nm / 111.4 ft/lb @ 3250 rpm | 154 Nm / 113.6 lb-ft @ 3250 rpm |
| Clutch: | Hydraulically actuated 9 plate wet, Assist & Slip | Hydraulically actuated, 9 plate wet, with high performance spring |
| Transmission: | 6 Speed | 6 Speed Cruise Drive® |
| Final Drive: | Belt | Belt, 32/68 ratio |
| Primary Drive: | Chain, 34/46 ratio | Chain, 34/46 ratio |
| Gear Ratio: | 1st 9.593 2nd 6.65 3rd 4.938 4th 4 5th 3.407 6th 2.875 | 1st 9.593 2nd 6.65 3rd 4.938 4th 4.0 5th 3.407 6th 2.875 |
| Lean Angle, Right: | 32° | 32º |
| Lean Angle, Left: | 32° | 31º |
| Frame: | Mild steel; tubular frame; two-piece stamped and welded backbone; cast and forged junctions; twin downtubes; bolt-on rear frame with forged fender supports; MIG welded Swingarm Mild steel; two-piece drawn and welded section; forged junctions; MIG welded | Mild steel; tubular frame; two-piece stamped and welded backbone; cast and forged junctions; twin downtubes; bolt-on rear frame with forged fender supports; MIG welded Swingarm Mild steel; two-piece drawn and welded section; forged junctions; MIG welded |
| Front Suspension: | 49 mm forks, Dual Bending Valve | 41.3 mm telescopic, triple circuit damping |
| Rear Suspension: | Premium low height hand-adjustable rear shocks | Low air-adjustable low profile air ride rear suspension |
| Front Brakes: | 2 x 300 mm disc, caliper type 32 mm, 4-piston fixed, dual floating rotors | 2x 300mm discs 4 piston calipers |
| Rear Brakes: | Single 300 mm, caliper type 32 mm, 4-piston, fixed rotor | Single 300mm discs 4 piston caliper |
| Front Wheel: | 9 Impeller Cast Aluminum | Enforcer Cast Aluminum 19 in. x 3.5 in. |
| Rear Wheel: | Impeller Cast Aluminum | Enforcer Cast Aluminum 16 in. x 5 in. |
| Front Tyre: | BW 130/80B17 65H | 130/60B19 61H |
| Rear Tyre: | BW 180/65B16 81H | BW 180/65B16 81H |
| Rake: | 26° | 26° |
| Trail: | 170 mm / 6.7 in | 173 mm / 6.8 in |
| Dimensions: | Length 2450 mm / 96.5 in | Length 2423 mm / 95.4 in |
| Wheelbase: | 1625 mm / 64 in | 1625 mm / 64 in |
| Seat Height: | Laden 7 668 mm / 26.3 in. Unladen 706 mm / 27.8 in. | Laden 7 658 mm / 25.9 in Unladen 7 695 mm / 27.4 in |
| Dry Weight: | 362 kg / 798 lbs | 370 kg / 816 lbs |
| Wet Weight: | 379 kg / 836 lbs | 387 kg / 853 lbs |
| Oil Capacity: | 4.9 Litres / 5.2 US qts | 4.9 Litres / 5.2 US qts |
| Fuel Capacity: | 22.7 Litres / 6.0 US gal | 22.7 Litres / 6.0 US gal |