The Yamaha SR400 Final Edition motorcycle specifications include a 399 cc (24.35 cu in) engine, power of 22.9 hp (16.7 kW) @ 6,500 rpm, a 5-speed gearbox, and a listed weight of 174 kg (383.6 lb).
Key specifications
How the Yamaha SR400 Final Edition compares
This compares the motorcycle with all Yamaha models in this specifications database. The blue marker is this model and the grey line is the Yamaha database average.
About 57% lower than the Yamaha database average. Around the 37th percentile across Yamaha models.
About 27% lower than the Yamaha database average. Around the 48th percentile across Yamaha models.
About 7% lighter than the Yamaha database average. Around the 46th percentile across Yamaha models.
Very close to the Yamaha database average. Around the 44th percentile across Yamaha models.
About 8% smaller than the Yamaha database average. Around the 45th percentile across Yamaha models.
Yamaha database percentile rankings
Percentiles show where this motorcycle sits across the Yamaha specifications database. They are descriptive database rankings, not performance ratings.
22.9 hp — more powerful than about 37% of Yamaha models with power data.
399 cc — larger displacement than about 48% of Yamaha models.
174 kg — heavier than about 46% of Yamaha models, or lighter than about 54%.
785 mm — taller than about 44% of Yamaha models.
12 L — larger than about 45% of Yamaha fuel tanks in this database.
Dimensions compared with Yamaha average
Each measurement is compared with the average value across Yamaha models where that dimension is available.
2,085
2,082
Close to average.
750
823
9% below average.
1,095
1,172
7% below average.
1,410
1,416
Close to average.
785
793
Close to average.
130
181
28% below average.
Mechanical overview
Additional useful specifications
| Front tire size | 90/100-18 |
|---|---|
| Rear tire size | 110/90-18 |
| Front tire width | 90 mm |
| Front tire aspect ratio | 100% |
| Front rim diameter | 18 in |
| Rear tire width | 110 mm |
| Rear tire aspect ratio | 90% |
| Rear rim diameter | 18 in |
| Engine oil capacity | 2.40 L (2.54 US qt) |
| Estimated theoretical fuel range | 337 km |
| Power-to-weight ratio | 0.132 hp/kg |
| Power-to-weight | 131.6 hp/tonne |
| Specific power | 57.4 hp/L |
| Bore/stroke ratio | 1.39:1 (Oversquare) |
Model information
| Year released | 2022 |
|---|---|
| Category | Allround |
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 399 cc (24.35 cu in) |
| Power | 22.9 hp (16.7 kW) @ 6,500 rpm |
| Torque | 27.4 Nm (2.8 kgf-m or 20.2 ft.lbs) @ 3,000 rpm |
| Bore × stroke | 87.0 x 62.7 mm (3.4 x 2.5 inches) |
| Compression ratio | 8.5:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel system | Injection |
| Fuel control | Single Overhead Cams (SOHC) |
| Ignition | TCI: Transistor Controlled Ignition |
| Starter | Kick |
| Lubrication | Wet-sump |
| Oil capacity | 2.40 L (2.54 US qt) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
| Clutch | Wet, Multiple Disc |
Chassis and suspension
| Frame | Semi Double Cradle |
|---|---|
| Front suspension | Telescopic |
| Rear suspension | SwDual shock swingarm |
| Front wheel travel | 150 mm (5.9 inches) |
| Rear wheel travel | 105 mm (4.1 inches) |
| Rake | 27.7° |
| Trail | 112 mm (4.4 inches) |
Brakes, wheels and tires
| Front brakes | Single disc. Hydraulic. |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
| Front tire | 90/100-18 |
| Rear tire | 110/90-18 |
| Wheels | Wire spoked |
Dimensions and weight
| Wet weight | 174 kg (383.6 lb) |
|---|---|
| Seat height | 785 mm (30.9 inches) |
| Overall length | 2,085 mm (82.1 inches) |
| Overall width | 750 mm (29.5 inches) |
| Overall height | 1,095 mm (43.1 inches) |
| Wheelbase | 1,410 mm (55.5 inches) |
| Ground clearance | 130 mm (5.1 inches) |
Fuel and emissions
| Fuel capacity | 12.00 L (3.17 US gal) |
|---|---|
| Fuel consumption | 3.56 L/100 km (28.1 km/l or 66.07 mpg) |
| Greenhouse gases | 82.6 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Other specifications
| Color options | Dark Grey Metallic, Purple Blue Metallic |
|---|---|
| Factory warranty | 1 Year Limited Factory Warranty |
| Comments | Sold in Asia. |
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 Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.