The Yamaha Lexi 125 motorcycle specifications include a 124.7 cc (7.61 cu in) engine, power of 11.7 hp (8.6 kW) @ 8,000 rpm, an automatic gearbox, and a listed weight of 114 kg (251.3 lb).
Key specifications
How the Yamaha Lexi 125 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 78% lower than the Yamaha database average. Around the 19th percentile across Yamaha models.
About 77% lower than the Yamaha database average. Around the 20th percentile across Yamaha models.
About 39% lighter than the Yamaha database average. Around the 18th percentile across Yamaha models.
Very close to the Yamaha database average. Around the 44th percentile across Yamaha models.
About 68% smaller than the Yamaha database average. Around the 4th 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.
11.7 hp — more powerful than about 19% of Yamaha models with power data.
125 cc — larger displacement than about 20% of Yamaha models.
114 kg — heavier than about 18% of Yamaha models, or lighter than about 82%.
785 mm — taller than about 44% of Yamaha models.
4.2 L — larger than about 4% 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.
1,970
2,082
5% below average.
720
823
13% below average.
1,135
1,172
3% below average.
1,350
1,416
5% below average.
785
793
Close to average.
133
181
26% below average.
Mechanical overview
Additional useful specifications
| Front tire size | 90/90-14 |
|---|---|
| Rear tire size | 90/100-14 |
| Front tire width | 90 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 14 in |
| Rear tire width | 90 mm |
| Rear tire aspect ratio | 100% |
| Rear rim diameter | 14 in |
| Power-to-weight ratio | 0.103 hp/kg |
| Power-to-weight | 102.6 hp/tonne |
| Specific power | 93.8 hp/L |
| Bore/stroke ratio | 0.89:1 (Undersquare) |
Model information
| Year released | 2023 |
|---|
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 124.7 cc (7.61 cu in) |
| Power | 11.7 hp (8.6 kW) @ 8,000 rpm |
| Torque | 11.3 Nm (1.2 kgf-m or 8.3 ft.lbs) @ 7,000 rpm |
| Bore × stroke | 52.4 x 58.7 mm (2.1 x 2.3 inches) |
| Compression ratio | 11.2:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel system | Injection |
| Fuel control | Single Overhead Cams (SOHC) |
| Ignition | TCI |
| Starter | Electric & kick |
| Lubrication | Wet Sump |
Transmission and drivetrain
| Gearbox | Automatic |
|---|---|
| Final drive | Belt (final drive) |
| Clutch | Dry, centrifugal |
Chassis and suspension
| Frame | Underbone |
|---|---|
| Front suspension | Telescopic fork |
| Rear suspension | Unit Swing |
Brakes, wheels and tires
| Front brakes | Single disc. Optional drum. Optional ABS. |
|---|---|
| Rear brakes | Expanding brake (drum brake) |
| Front tire | 90/90-14 |
| Rear tire | 90/100-14 |
Dimensions and weight
| Wet weight | 114 kg (251.3 lb) |
|---|---|
| Seat height | 785 mm (30.9 inches) |
| Overall length | 1,970 mm (77.6 inches) |
| Overall width | 720 mm (28.3 inches) |
| Overall height | 1,135 mm (44.7 inches) |
| Wheelbase | 1,350 mm (53.1 inches) |
| Ground clearance | 133 mm (5.2 inches) |
| Carrying capacity | Under-Seat Storage |
Fuel and emissions
| Fuel capacity | 4.20 L (1.11 US gal) |
|---|
Electrical and instruments
| Electrical | 12 V, 5 Ah battery. |
|---|---|
| Instruments | LCD instruments |
| Lights | LED headlight |
Other specifications
| Color options | Black |
|---|---|
| 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.