| MODEL | YAMAHA XS 750D 1976 |
| Year | 1976 |
| Engine Type | Four-stroke, transverse three-cylinder, DOHC, 2 valves per cylinder |
| Displacement / Capacity | 747 cc / 45.6 cu in |
| Bore X Stroke | 68 x 68.6 mm |
| Compression Ratio | 8.5:1 |
| Cooling System | Air cooled |
| Max Power | 47.7 kW / 64 hp @ 7500 rpm |
| Max Torque | — |
| Ignition | Battery and coil |
| Induction | 3 x 34 mm Mikuni carburettors |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | — |
| Final Drive | Shaft |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shocks, swing arm, preload adjustable |
| Front Brakes | 2 x 267 mm discs |
| Rear Brakes | Single 267 mm disc |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 231 kg / 470 lbs |
| Wet Weight | 249 kg / 550 lbs |
| WHEEL SPECS | |
| Front Tyre | 3.25-19 |
| Rear Tyre | 4.00-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 15 Litres / 4.0 US gal |
| Fuel Consumption | 5.5 L/100 km / 42.9 US mpg |
| Top Speed | 171 km/h / 106 mph |
Yamaha's first four-stroke multi: an air-cooled, shaft-driven transverse triple built to rival Honda and Kawasaki fours. It was smooth and refined but modest in power, and early bikes had gearbox problems that prompted later revisions.
