The Honda CRF400RX motorcycle specifications include a 413 cc (25.20 cu in) engine, a 5-speed gearbox, and a listed weight of 107.6 kg (237.2 lb).
Key specifications
The 2021 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Honda CRF400RX 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 27% lower than the Honda database average. Around the 44th percentile across Honda models.
About 46% lighter than the Honda database average. Around the 13th percentile across Honda models.
About 24% taller than the Honda database average. Around the 99th percentile across Honda models.
About 46% smaller than the Honda database average. Around the 19th 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.
413 cc — larger displacement than about 44% of Honda models.
107.6 kg — heavier than about 13% of Honda models, or lighter than about 87%.
965 mm — taller than about 99% of Honda models.
7.3 L — larger than about 19% 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.
2,182
2,078
5% above average.
839
827
Close to average.
1,282
1,161
10% above average.
1,481
1,431
4% above average.
965
780
24% above average.
336
184
83% above average.
Mechanical overview
Additional useful specifications
| Front tire size | 90/90-21 |
|---|---|
| Rear tire size | 140/80-18 |
| Front tire width | 90 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 21 in |
| Rear tire width | 140 mm |
| Rear tire aspect ratio | 80% |
| Rear rim diameter | 18 in |
| Engine oil capacity | 1.30 L (1.37 US qt) |
| Bore/stroke ratio | 1.48:1 (Oversquare) |
Model information
| Category | Enduro / offroad |
|---|
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 413 cc (25.20 cu in) |
| Bore × stroke | 92.0 x 62.1 mm (3.6 x 2.4 inches) |
| Compression ratio | 13.5:1 |
| Valves per cylinder | 4 |
| Cooling system | Liquid |
| Fuel system | Injection. Electronic Fuel injection with ESMB map selection |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | Digital CDi |
| Starter | Electric |
| Oil capacity | 1.30 L (1.37 US qt) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
| Clutch | Multi plate wet |
Chassis and suspension
| Frame | Aluminium frame and swingarm |
|---|---|
| Front suspension | Showa 49mm USD fork |
| Rear suspension | Showa monoshock using Honda Pro-Link system |
| Front wheel travel | 305 mm (12.0 inches) |
| Rear wheel travel | 315 mm (12.4 inches) |
| Rake | 27.1° |
| Trail | 114 mm (4.5 inches) | 125 |
Brakes, wheels and tires
| Front brakes | Single disc. Hydraulic |
|---|---|
| Rear brakes | Single disc. Hydraulic |
| Front tire | 90/90-21 |
| Rear tire | 140/80-18 |
| Wheels | DID DIRT STAR aluminium wheels. Metzeler Six Days Extreme tires. |
Dimensions and weight
| Wet weight | 107.6 kg (237.2 lb) |
|---|---|
| Seat height | 965 mm (38.0 inches) |
| Overall length | 2,182 mm (85.9 inches) |
| Overall width | 839 mm (33.0 inches) |
| Overall height | 1,282 mm (50.5 inches) |
| Wheelbase | 1,481 mm (58.3 inches) |
| Ground clearance | 336 mm (13.2 inches) |
Fuel and emissions
| Fuel capacity | 7.30 L (1.93 US gal) |
|---|
Electrical and instruments
| Electrical | Lithium-iron-phosphate battery |
|---|
Other specifications
| Color options | Red |
|---|---|
| Comments | 3 power modes. Model ID: CRF400RX. |
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.