1968 Triumph Bonneville T120R Roadster. Picture credit Triumphmotorcycles.typepad.com.
Submit more pictures.
|
|
| General information |
|---|
| Model: | Triumph Bonneville T120R Roadster |
| Year: | 1968 |
| Category: | Sport |
| Rating: | 69.9 out of 100. Show full rating and compare with other bikes |
| Engine and transmission |
|---|
| Displacement: | 649.00 ccm (39.60 cubic inches) |
| Engine type: | Twin, four-stroke |
| Power: | 46.00 HP (33.6 kW)) @ 6500 RPM |
| Top speed: | 185.0 km/h (115.0 mph) |
| Compression: | 9.0:1 |
| Bore x stroke: | 71.0 x 82.0 mm (2.8 x 3.2 inches) |
| Fuel system: | Carburettor. Amal Concentric carburettor |
| Fuel control: | Overhead Valves (OHV) |
| Ignition: | Lucas |
| Cooling system: | Air |
| Gearbox: | 4-speed |
Transmission type,
final drive: | Chain |
| Clutch: | Multi-plate, wet |
| Chassis, suspension, brakes and wheels |
|---|
| Frame type: | Brazed lug, full-cradle, single downtube |
| Rake (fork angle): | 26.0° |
| Front suspension: | Telescopic fork, hydraulic damping. |
| Rear suspension: | Swing arm, 2 Girling dampers |
| Front tyre: | 3.25-19 |
| Rear tyre: | 4.00-18 |
| Front brakes: | Expanding brake (drum brake). Twin Leading Shoe |
| Front brakes diameter: | 203 mm (8.0 inches) |
| Rear brakes: | Expanding brake (drum brake) |
| Rear brakes diameter: | 178 mm (7.0 inches) |
| Wheels: | Wire spoked. Dunlop tyres. |
| Seat: | Dual seat, black and gray |
| Physical measures and capacities |
|---|
| Dry weight: | 165.0 kg (363.8 pounds) |
| Power/weight ratio: | 0.2788 HP/kg |
| Seat height: | 775 mm (30.5 inches) If adjustable, lowest setting. |
| Ground clearance: | 127 mm (5.0 inches) |
| Wheelbase: | 1,403 mm (55.2 inches) |
| Fuel capacity: | 9.46 litres (2.50 gallons) |
| Other specifications |
|---|
| Color options: | Red |
| Starter: | Kick |
| Instruments: | Smiths Magnetic gauges |
| Electrical: | 12-volt electrical system |
| Further information |
|---|
| Ask questions | Join the 68 Triumph Bonneville T120R Roadster discussion group or the general Triumph discussion group. |
| Related bikes | List related bikes for comparison of specs. |
|
|
Pictures of classic bikes wanted
Bikez is now publishing specs for pre 1970 motorcycles. We invite our users to upload pictures of classic motorcycles. You will get your name and
bike on Bikez.com. Search for the bikes you have pictures of and use the link to upload pictures. See our contribution page. We also have a
discussion group about restoration and valuation of each bike. Vintage
and veteran bikes can be sold and bought through our free motorcycle classifieds.
|
|
|
Rating sample for this Triumph bike
|
Reliability for the 1968 Triumph Bonneville T120R Roadster:
 (61.7 out of 100)
Click here for complete rating. You can also compare bikes.
|
|
Pictures, trademarks and logos of third parties are the exclusive
property of the respective owners. Technical specifications are subject to change without notice. Bikez.com has been
developed by low-cost software development company
ObjectLabs.
