| MODEL | ARIEL HT5 500 TRIALS 1959 |
| Year | 1959 |
| Engine Type | Single cylinder, four-stroke, OHV |
| Displacement / Capacity | 497 cc / 30.33 cu in |
| Bore X Stroke | — |
| Compression Ratio | — |
| Cooling System | Air |
| Max Power | 18.2 kW / 24.9 hp @ 6000 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | Carburettor |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 4-speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Single cradle |
| Front Suspension | Telescopic fork |
| Rear Suspension | Swing arm with hydraulic dampers |
| Front Brakes | Drum, 152 mm / 6 in |
| Rear Brakes | Drum, 152 mm / 6 in |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | 220 mm / 8.7 in |
| Dry Weight | 132 kg / 291 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 2.75-21 |
| Rear Tyre | 4.00-19 |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | — |
The HT5 is Ariel's 500 cc single-cylinder trials special, a lightweight single-cradle machine with a swinging arm, a large 21-inch front wheel and a solo seat.
