| MODEL | TRIUMPH TR 5T 500 TROPHY 1959 |
| Year | 1959 |
| Engine Type | Vertical twin, OHV |
| Displacement / Capacity | 490 cc / 29.9 cu in |
| Bore X Stroke | 69 x 65.5 mm |
| Compression Ratio | 9.0:1 |
| Cooling System | Air cooled |
| Max Power | 27.9 kW / 38 hp @ 7000 rpm |
| Max Torque | — |
| Ignition | Coils and points, alternator |
| Induction | Single 26 mm Amal concentric carburettor |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 4-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Telescopic forks, Slimline |
| Rear Suspension | Swingarm, Girling shock absorbers |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 813 mm / 32 in |
| Wheelbase | 1359 mm / 53.5 in |
| Ground Clearance | 228.6 mm / 9 in |
| Dry Weight | — |
| Wet Weight | 161 kg / 355 lbs |
| WHEEL SPECS | |
| Front Tyre | 3.25 x 19 |
| Rear Tyre | 4.00 x 18 |
| FUEL SYSTEM | |
| Fuel Capacity | 8.5 Litres / 2.25 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The 500 cc Trophy is the trail-and-trials version of the Speed Twin style vertical twin, named after Triumph's 1948 International Six Days Trial team machines. It carries a two-into-one exhaust and light weight, and was used for desert and off-road competition in the US.
