14 August. Friday 2026
Yamaha YZ450 FX - 2020 Specifications and Reviews
The 2020 Yamaha YZ450 FX is a hard-hitting 450cc four-stroke enduro bike engineered for serious off-road riders seeking maximum performance and reliability on demanding terrain. Its potent single-cylinder engine with titanium valves and Mikuni fuel injection delivers strong power delivery, while the liquid-cooled DOHC design ensures durability during extended trail and cross-country riding. Best known for its aggressive performance and handling versatility, it suits experienced riders tackling extreme enduro courses and technical off-road challenges.
2020
General information | |
| Price as new | Do you know this bike?Click here to rate it. We miss 1 vote to show the rating. |
| Category | Enduro / offroad |
| Year | 2020 |
| Model | Yamaha YZ450 FX |
| | |
Engine and Transmission Specifications | |
| Driveline | O-ring chain |
| Clutch | Wet multi-disc |
| Transmission type | Chain (final drive) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Lubrication system | Wet sump |
| Ignition | TCI |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Mikuni® fuel injection, 44mm |
| Valves per Cylinder | 4 |
| Bore x Stroke | 97.0 x 60.9 mm (3.8 x 2.4 inches) |
| Compression | 12.8:1 |
| Engine details | Titanium valves |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 449.7 ccm (27.44 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Dunlop® MX3S tyres |
| Rear brakes | Single disc. Hydraulic |
| Diameter | 270 mm (10.6 inches) |
| Front brakes | Single disc. Hydraulic |
| Rear tire | 120/90-18 |
| Front tire | 80/100-21 |
| Rear wheel travel | 318 mm (12.5 inches) |
| Rear Suspension | KYB® single shock; full adjustable |
| Front wheel travel | 310 mm (12.2 inches) |
| Front Suspension | KYB® spring-type fork with speed sensitive damping; fully adjustable |
| Trail | 117 mm (4.6 inches) |
| Rake (fork angle) | 27.2° |
| Frame type | Aluminum Bilateral Beam frame |
Physical measures and capacities | |
| Fuel capacity | 8.33 litres (2.20 US gallons) |
| Wheelbase | 1481 mm (58.3 inches) |
| Ground clearance | 335 mm (13.2 inches) |
| Overall width | 826 mm (32.5 inches) |
| Overall length | 2174 mm (85.6 inches) |
| Overall height | 1270 mm (50.0 inches) |
| Seat height | 965 mm (38.0 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 116.1 kg (256.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Factory warranty | 30 Day Limited Factory Warranty |
| Starter | Electric |
| Color options | Team Yamaha Blue |
Performance Profile & Rider Fit
Best For
Track40%
City10%
Cornering70%
Daily Riding15%
Touring20%
Passenger5%
Rider Profile
| Best For | This is a serious off-road weapon best suited to intermediate to advanced riders who already have dirt bike experience. |
| Purpose | Built for enduro racing and technical trail riding rather than commuting or leisurely road use. |
| Rider Fit | Tall 37.6-inch seat height and a light but powerful 450cc single demand decent rider fitness, leg length, and confidence standing on the pegs. |
| Character | Explosive, high-revving, and razor-sharp in handling, rewarding aggressive, committed riding over technical terrain. |
| Not Ideal For | Not a good fit for new riders, shorter riders, or anyone wanting a comfortable, low-maintenance road or touring machine. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2020 Yamaha YZ450 FX motorcycle is a versatile and powerful off-road machine that delivers impressive performance. With its 450cc engine, this bike has plenty of power to tackle any terrain, from tight trails to open desert. The lightweight frame and agile handling make it easy to maneuver, while the advanced suspension system provides a smooth and controlled ride. The YZ450 FX also features a convenient electric start and a six-speed transmission for optimal versatility. Overall, this Yamaha motorcycle is a top choice for riders who want a high-performance bike that can handle the demands of off-road riding. If you're in the market for a high-performance off-road motorcycle, the 2020 Yamaha YZ450 FX is worth considering. Its powerful 450cc engine, lightweight frame, and advanced suspension system make it a top choice for riders who want a bike that can handle any terrain. With convenient features like electric start and a six-speed transmission, this Yamaha motorcycle offers both power and versatility. Whether you're hitting the trails or taking on the open desert, the YZ450 FX is a reliable and capable off-road machine that delivers impressive performance.Add a Comment
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