Comparison of Yamaha YFZ450R SE 2018 and Yamaha YFZ450R SE 2017 [S]ave
| Attribute |  Yamaha YFZ450R SE 2018 × |  Yamaha YFZ450R SE 2017 × |
|---|---|---|
| General | ||
| Production from (year) | 2018 | 2017 |
| Make | Yamaha | Yamaha |
| Model | Yamaha YFZ450R SE | Yamaha YFZ450R SE |
| Category | ATV | ATV |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 5 | 5 |
| Fuel system | Injection. Yamaha Fuel Injection (YFI), 42mm | Injection. Fuel Injection 42 mm EHS with ISC |
| Engine details | Titanium valves | Titanium valves |
| Displacement (cm³) | 449 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 95 | 95 |
| Stroke (mm) | 63.4 | 63.4 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | TCI | TCI |
| Clutch | Wet multiplate assist-and-slipper clutch | Slipper clutch |
| Lubrication system | Dry sump | Dry sump |
| Compression | 11.8:1 | 11.8:1 |
| Chassis | ||
| Front suspension | Independent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel | Independent double wishbone, threaded preload adjustable dual-rate coil-over springs, 3-way adjustable damper, 250 mm wheel travel |
| Rear suspension | Cast aluminium swingarm, threaded preload adjustable coil-over springs, 3-way adjustable damper, 280 mm wheel travel | Cast aluminium swingarm, threaded preload adjustable coil-over springs, 3-way adjustable damper, 280 mm wheel travel |
| Front brakes | Double disc. Hydraulic. Two-piston calipers. | Double disc. Hydraulic. Two-piston calipers. |
| Rear brakes | Single disc. Two-piston calipers. | Single disc. Two-piston calipers. |
| Frame type | Aluminum and steel | Aluminum and steel |
| Front tyre | 21/7-10 | 21/7-10 |
| Rear tyre | 20/10-9 | 20/10-9 |
| Wheels | Maxxi tires | Maxxi tires |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,270 | 1,270 |
| Kerb weight (kg) | 184 | 184 |
| Overall height (mm) | 810 | 810 |
| Overall length (mm) | 1,795 | 1,795 |
| Overall width (mm) | 1,240 | 1,240 |
| Seat height (mm) | 810 | 810 |
| Ground clearance (mm) | 115 | 115 |
| Performance | ||
| Fuel capacity (l) | 10 | 10 |
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