| Attribute | Honda CRF125FB × | Honda CRF125F 2020 × |
|---|---|---|
| General | ||
| Production from (year) | 2016 | 2020 |
| Make | Honda | Honda |
| Model | Honda CRF125FB | Honda CRF125F |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 2 | 2 |
| Fuel system | Carburettor. 20mm piston-valve carburetor | Injection. 22mm throttle bore |
| Displacement (cm³) | 124.9 | 124.9 |
| Power (kw) | 6.5 | 6.5 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 10.2 | 10.2 |
| Bore (mm) | 52.4 | 52.4 |
| Stroke (mm) | 57.9 | 57.9 |
| Gearbox | 4-speed | 4-speed |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Emission details | - | Meets current California Air Resource Board (CARB) and EPA off-road emissions standards. |
| Driveline | 13T/49T | Chain 13T/49T |
| Ignition | CDI | Full Transistorized |
| Compression | 9.5:1 | 9.0:1 |
| Chassis | ||
| Front suspension | 31mm telescopic fork | 31mm telescopic fork |
| Rear suspension | Pro-Link single-shock | Pro-Link single-shock |
| Front brakes | Single disc. Hydraulic. | Single disc. Hydraulic. |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 95 | 125 |
| Frame type | Steel diamond backbone frame | Diamond, steel |
| Front tyre | 70/100-19 | 70/100-17 |
| Rear tyre | 90/100-16 | 90/100-14 |
| Front wheel travel (mm) | 133 | 132 |
| Rear wheel travel (mm) | 155 | 140 |
| Trail (mm) | 90 | 81 |
| Rake (fork angle) (degree) | 27.3 | 27.3 |
| Other | ||
| Starter | Electric & kick | Electric |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,255 | 1,219 |
| Kerb weight (kg) | 89 | 88 |
| Overall height (mm) | 1,075 | 1,010 |
| Overall length (mm) | 1,869 | 1,770 |
| Overall width (mm) | 740 | 740 |
| Seat height (mm) | 785 | 739 |
| Ground clearance (mm) | 265 | 211 |
| Performance | ||
| Fuel capacity (l) | 4.3 | 3.79 |