| MODEL | YAMAHA TX 750 1974 - 1975 |
| Year | 1974 - 1975 |
| Engine Type | Four stroke, parallel twin cylinder, SOHC, 2 valves per cylinder |
| Displacement / Capacity | 743 cc / 45.3 cu in |
| Bore X Stroke | 80 x 74 mm |
| Compression Ratio | 8.8:1 |
| Cooling System | Air cooled |
| Max Power | 45.9 kW / 63 hp @ 6100 rpm |
| Max Torque | 7 kgf-m / 50.6 lb-ft @ 6000 rpm |
| Ignition | — |
| Induction | Carburettor |
| Start System | Electric & kick |
| TRANSMISSION SPECS | |
| Lubrication | Forced dry sump |
| Gear Box | 5 Speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shock absorbers |
| Front Brakes | Single or dual 300 mm disc, 2 piston calipers |
| Rear Brakes | 180 mm drum |
| DIMENSION SPECS | |
| Overall Length | 2205 mm / 86.8 in |
| Overall Width | 909 mm / 35.8 in |
| Overall Height | 1165 mm / 45.9 in |
| Seat Height | 810 mm / 31.9 in |
| Wheelbase | 1455 mm / 57.3 in |
| Ground Clearance | 160 mm / 6.3 in |
| Dry Weight | — |
| Wet Weight | 235 kg / 518 lb |
| WHEEL SPECS | |
| Front Tyre | 3.50-19 |
| Rear Tyre | 4.00-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 14 Litres / 3.7 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The TX750A was the revised version of the model, with many engine changes aimed at curing the early reliability faults. Yamaha withdrew it from most markets after 1974 and home-market production ended after 1975, as sales never recovered. A 120 degree triple took over as the next 750.
