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The 1968 Triumph Bonneville T120R and 1973 Triumph T140 Bonneville represent two chapters in Triumph's storied history.
The 1968 Triumph Bonneville T120R from United Kingdom was powered by a 649cc OHV twin producing 46hp at 6500rpm. Weighing 170.0kg (375 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1973 Triumph T140 Bonneville by contrast offered 744cc of OHV twin power, delivering 49hp at 6200rpm. Tipping the scales at 185.0kg (408 lbs) with a top speed of 175km/h (109 mph), it offered a distinct riding experience. 1960s motorcycles capture the era of cultural revolution and racing heritage. Iconic models from this decade are among the most desirable classics.
The 1968 Triumph Bonneville T120R from United Kingdom was powered by a 649cc OHV twin producing 46hp at 6500rpm. Weighing 170.0kg (375 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1973 Triumph T140 Bonneville by contrast offered 744cc of OHV twin power, delivering 49hp at 6200rpm. Tipping the scales at 185.0kg (408 lbs) with a top speed of 175km/h (109 mph), it offered a distinct riding experience. 1960s motorcycles capture the era of cultural revolution and racing heritage. Iconic models from this decade are among the most desirable classics.
Specifications Comparison
| 1968 Triumph Bonneville T120R | 1973 Triumph T140 Bonneville | |
|---|---|---|
| Displacement | 649 cc | 744 cc |
| Power | 46 hp | 49 hp |
| Torque | 52.0 Nm | 54.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 180 km/h | 175 km/h |
| Quarter Mile | — | — |
| Dry Weight | 170.0 kg | 185.0 kg |
| Wet Weight | 184.0 kg | 198.0 kg |
| Seat Height | 790 mm | 790 mm |
| Wheelbase | 1400 mm | 1410 mm |
| Fuel Capacity | 14.0 L | 14.0 L |
| Gears | 4 -speed | 5 -speed |
The Verdict
Comparing these two Triumph machines reveals the brand's evolution. The 1968 Triumph Bonneville T120R laid the groundwork with 46hp, while the later 1973 Triumph T140 Bonneville pushed output to 49hp. From a collector's perspective, the 1968 Triumph Bonneville T120R holds the edge with a 8/10 rating. Either way, both are worthy additions to any Triumph collection.
About the 1968 Triumph Bonneville T120R
Introduced in 1968, the 1968 Triumph Bonneville T120R features a 649cc OHV twin engine producing 46hp, establishing itself as a notable standard motorcycle.
Full 1968 Triumph Bonneville T120R Profile →About the 1973 Triumph T140 Bonneville
Born in 1973, the 1973 Triumph T140 Bonneville is a 744cc twin-cylinder standard motorcycle producing 49hp from Triumph.
Full 1973 Triumph T140 Bonneville Profile →