| MODEL | HUSQVARNA FC 450 HERITAGE 2023 |
| Year | 2023 |
| Engine Type | Single cylinder, four-stroke, SOHC |
| Displacement / Capacity | 449.9 cc |
| Bore X Stroke | 95.0 x 63.4 mm |
| Compression Ratio | 13.1:1 |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | Keihin EMS |
| Induction | — |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | Wet, DDS multi-disc, Brembo hydraulic |
| Final Drive | Chain, 5/8 x 1/4 in X-ring |
| CHASSIS SPECS | |
| Frame | Central double-cradle, 25CrMo4 steel |
| Front Suspension | WP XACT-USD, 48 mm fork, 305 mm / 12.0 in travel |
| Rear Suspension | WP XACT monoshock with linkage, 293 mm / 11.5 in travel |
| Front Brakes | Single disc, Brembo twin-piston floating caliper |
| Rear Brakes | Single 220 mm / 8.7 in disc, Brembo single-piston floating caliper |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 939 mm / 37.0 in |
| Wheelbase | 1,485 mm / 58.5 in |
| Ground Clearance | 336 mm / 13.2 in |
| Dry Weight | 102.8 kg / 226.6 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 90/90-21 |
| Rear Tyre | 140/90-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 7.2 Litres / 1.9 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The Heritage edition is the 2023 FC four-stroke motocross bike finished in retro-inspired Husqvarna colours and graphics, celebrating the brand's long motocross history. Mechanically it follows the regular 2023 FC.
