| MODEL | YAMAHA TMAX 500 2004 - 2005 |
| Year | 2004 - 2005 |
| Engine Type | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder |
| Displacement / Capacity | 499 cc / 30.4 cu in |
| Bore X Stroke | 66 x 73 mm |
| Compression Ratio | 10.1:1 |
| Cooling System | Liquid cooled |
| Max Power | 29.2 kW / 40 hp @ 7000 rpm |
| Max Torque | 45.8 Nm / 33.7 lb-ft @ 5500 rpm |
| Ignition | TCI |
| Induction | Mikuni 34 mm throttle body electronic fuel injection |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Semi-dry-sump |
| Gear Box | CVT drive with wet multiplate centrifugal clutch |
| Clutch | Wet, centrifugal clutch, cable operated |
| Final Drive | V-Belt |
| CHASSIS SPECS | |
| Frame | Backbone frame |
| Front Suspension | 38 mm telescopic forks, 120 mm / 4.7 in travel |
| Rear Suspension | Swinging arm, 120 mm / 4.7 in travel |
| Front Brakes | 2x 267 mm discs (ABS optional) |
| Rear Brakes | Single 267 mm disc |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 795 mm / 31.3 in |
| Wheelbase | 1580 mm / 62.2 in |
| Ground Clearance | — |
| Dry Weight | 197 kg / 434.3 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 120/70-14 |
| Rear Tyre | 150/70-14 |
| FUEL SYSTEM | |
| Fuel Capacity | 15 Litres / 3.9 US gal |
| Fuel Consumption | — |
| Top Speed | — |
For 2004 the T-Max gained electronic fuel injection and twin front discs, with optional ABS and a parking brake on the rear. These changes sharpened its sporting side while keeping the 499 cc twin, CVT transmission and practical scooter packaging.
