The Yamaha XT125R motorcycle specifications include a 124 cc (7.57 cu in) engine, power of 9.8 hp (7.1 kW) @ 8,500 rpm, a 5-speed gearbox, and a listed weight of 118 kg (260.1 lb).
Key specifications
The 2008 model is treated as the standard specification. Only later model years with a different supplied value are shown below.
How the Yamaha XT125R 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 82% lower than the Yamaha database average. Around the 15th percentile across Yamaha models.
About 77% lower than the Yamaha database average. Around the 18th percentile across Yamaha models.
About 8% taller than the Yamaha database average. Around the 86th percentile across Yamaha models.
About 23% smaller than the Yamaha database average. Around the 35th 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.
9.8 hp — more powerful than about 15% of Yamaha models with power data.
124 cc — larger displacement than about 18% of Yamaha models.
860 mm — taller than about 86% of Yamaha models.
10 L — larger than about 35% 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.
1,995
2,082
4% below average.
840
823
Close to average.
1,335
1,416
6% below average.
860
793
8% above average.
220
181
22% above average.
Mechanical overview
Additional useful specifications
| Front tire size | 90/90-21 |
|---|---|
| Rear tire size | 120/80-18 |
| Front tire width | 90 mm |
| Front tire aspect ratio | 90% |
| Front rim diameter | 21 in |
| Rear tire width | 120 mm |
| Rear tire aspect ratio | 80% |
| Rear rim diameter | 18 in |
| Power-to-weight ratio | 0.083 hp/kg |
| Power-to-weight | 83.1 hp/tonne |
| Specific power | 79.0 hp/L |
| Bore/stroke ratio | 1.00:1 (Square) |
Model information
| Category | Super motard |
|---|
Engine specifications
| Engine type | Single cylinder, four-stroke |
|---|---|
| Displacement | 124 cc (7.57 cu in) |
| Power | 9.8 hp (7.1 kW) @ 8,500 rpm |
| Torque | 9.5 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 2,100 rpm |
| Bore × stroke | 54.0 x 54 mm (2.1 x 2.1 inches) |
| Compression ratio | 10.0:1 |
| Cooling system | Air |
| Starter | Electric |
| Lubrication | Wet sump |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Clutch | Wet, multiple disc |
Chassis and suspension
| Frame | – |
|---|---|
| Front suspension | Hydraulic telescopic forks |
| Rear suspension | Monocross |
| Front wheel travel | 130 mm (5.1 inches) |
| Rear wheel travel | 120 mm (4.7 inches) |
Brakes, wheels and tires
| Front brakes | Single disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 90/90-21 |
| Rear tire | 120/80-18 |
Dimensions and weight
| Dry weight | 118 kg (260.1 lb) |
|---|---|
| Seat height | 860 mm (33.9 inches) |
| Overall length | 1,995 mm (78.5 inches) |
| Overall width | 840 mm (33.1 inches) |
| Wheelbase | 1,335 mm (52.6 inches) |
| Ground clearance | 220 mm (8.7 inches) |
Fuel and emissions
| Fuel capacity | 10.00 L (2.64 US gal) |
|---|
Performance
| Power/weight ratio | 0.0829 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 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.