The Yamaha XS 750 US. Custom motorcycle specifications include a 747 cc (45.58 cu in) engine, a 5-speed gearbox, and a listed weight of 252 kg (555.6 lb).
Key specifications
How the Yamaha XS 750 US. Custom 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 36% higher than the Yamaha database average. Around the 73rd percentile across Yamaha models.
About 35% heavier than the Yamaha database average. Around the 82nd percentile across Yamaha models.
About 46% larger than the Yamaha database average. Around the 87th 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.
747 cc — larger displacement than about 73% of Yamaha models.
252 kg — heavier than about 82% of Yamaha models, or lighter than about 18%.
19 L — larger than about 87% of Yamaha fuel tanks in this database.
Mechanical overview
Additional useful specifications
| Front tire size | 3.25-19 |
|---|---|
| Rear tire size | 4.00-18 |
| Bore/stroke ratio | 0.99:1 (Square) |
Model information
| Year released | 1980 |
|---|
Engine specifications
| Engine type | In-line three, four-stroke |
|---|---|
| Displacement | 747 cc (45.58 cu in) |
| Bore × stroke | 68.0 x 68.6 mm (2.7 x 2.7 inches) |
| Compression ratio | 9.2:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Shaft drive (cardan) (final drive) |
Brakes, wheels and tires
| Front brakes | Dual disc |
|---|---|
| Rear brakes | Single disc |
| Front tire | 3.25-19 |
| Rear tire | 4.00-18 |
Dimensions and weight
| Wet weight | 252 kg (555.6 lb) |
|---|
Fuel and emissions
| Fuel capacity | 19.00 L (5.02 US gal) |
|---|
Performance
| Top speed | 175.0 km/h (108.7 mph) |
|---|
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.