The Honda FMX 650 motorcycle specifications include a 644 cc (39.30 cu in) engine, a 5-speed gearbox, and a listed weight of 163 kg (359.4 lb).
Key specifications
The 2006 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Honda FMX 650 compares
This compares the motorcycle with all Honda models in this specifications database. The blue marker is this model and the grey line is the Honda database average.
About 14% higher than the Honda database average. Around the 64th percentile across Honda models.
About 12% taller than the Honda database average. Around the 91st percentile across Honda models.
About 18% smaller than the Honda database average. Around the 38th percentile across Honda models.
Honda database percentile rankings
Percentiles show where this motorcycle sits across the Honda specifications database. They are descriptive database rankings, not performance ratings.
644 cc — larger displacement than about 64% of Honda models.
875 mm — taller than about 91% of Honda models.
11 L — larger than about 38% of Honda fuel tanks in this database.
Dimensions compared with Honda average
Each measurement is compared with the average value across Honda models where that dimension is available.
1,490
1,431
4% above average.
875
780
12% above average.
216
184
18% above average.
Mechanical overview
Additional useful specifications
| Bore/stroke ratio | 1.22:1 (Oversquare) |
|---|
Model information
| Category | Enduro / offroad |
|---|
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 644 cc (39.30 cu in) |
| Torque | 52.3 Nm (5.3 kgf-m or 38.6 ft.lbs) @ 4,500 rpm |
| Bore × stroke | 100.0 x 82 mm (3.9 x 3.2 inches) |
| Compression ratio | 8.3:1 |
| Cooling system | Air |
| Fuel system | Carburettor |
| Fuel control | Single Overhead Cams (SOHC) |
| Ignition | Fully transistorised electronic |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
| Clutch | Wet, multiplate with coil springs |
Chassis and suspension
| Trail | 97 mm (3.8 inches) |
|---|
Brakes, wheels and tires
| Front brakes | Single disc |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
Dimensions and weight
| Dry weight | 163 kg (359.4 lb) |
|---|---|
| Seat height | 875 mm (34.4 inches) |
| Wheelbase | 1,490 mm (58.7 inches) |
| Ground clearance | 216 mm (8.5 inches) |
Fuel and emissions
| Fuel capacity | 11.00 L (2.91 US gal) |
|---|
Performance
| Power/weight ratio | 0.2279 hp/kg |
|---|
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 Honda models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Honda information before relying on them. Visit the official Honda website.