The Triumph T140 V Bonneville SIlver Jubilee motorcycle specifications include a 750 cc (45.77 cu in) engine, power of 45 hp (32.8 kW), a 5-speed gearbox, and a listed weight of 190.5 kg (420 lb).
Key specifications
How the Triumph T140 V Bonneville SIlver Jubilee compares
This compares the motorcycle with all Triumph models in this specifications database. The blue marker is this model and the grey line is the Triumph database average.
About 48% lower than the Triumph database average. Around the 13th percentile across Triumph models.
About 21% lower than the Triumph database average. Around the 31st percentile across Triumph models.
About 19% lighter than the Triumph database average. Around the 15th percentile across Triumph models.
Very close to the Triumph database average. Around the 40th percentile across Triumph models.
About 41% smaller than the Triumph database average. Around the 3rd percentile across Triumph models.
Triumph database percentile rankings
Percentiles show where this motorcycle sits across the Triumph specifications database. They are descriptive database rankings, not performance ratings.
45 hp — more powerful than about 13% of Triumph models with power data.
750 cc — larger displacement than about 31% of Triumph models.
190.5 kg — heavier than about 15% of Triumph models, or lighter than about 85%.
787 mm — taller than about 40% of Triumph models.
10.6 L — larger than about 3% of Triumph fuel tanks in this database.
Dimensions compared with Triumph average
Each measurement is compared with the average value across Triumph models where that dimension is available.
2,223
2,218
Close to average.
838
821
Close to average.
1,422
1,491
5% below average.
787
789
Close to average.
Mechanical overview
Additional useful specifications
| Front tire size | 3.25-19 |
|---|---|
| Rear tire size | 4.00-18 |
| Engine oil capacity | 2.20 L (2.32 US qt) |
| Estimated theoretical fuel range | 225 km |
| Power-to-weight ratio | 0.236 hp/kg |
| Power-to-weight | 236.2 hp/tonne |
| Specific power | 60.0 hp/L |
| Bore/stroke ratio | 0.93:1 (Undersquare) |
Model information
| Year released | 1977 |
|---|---|
| Category | Classic |
Engine specifications
| Engine type | Twin, four-stroke |
|---|---|
| Displacement | 750 cc (45.77 cu in) |
| Power | 45 hp (32.8 kW) |
| Bore × stroke | 76.0 x 82 mm (3.0 x 3.2 inches) |
| Compression ratio | 7.9:1 |
| Valves per cylinder | 2 |
| Cooling system | Air |
| Fuel system | Carburettor. Twin 30mm Amal Concentric |
| Fuel control | Overhead Valves (OHV) |
| Ignition | Twin Coil and Points |
| Starter | Kick |
| Lubrication | Dry Sump |
| Oil capacity | 2.20 L (2.32 US qt) |
Transmission and drivetrain
| Gearbox | 5-speed |
|---|---|
| Final drive | Chain (final drive) |
| Clutch | Wet multi-plate |
Chassis and suspension
| Frame | Twin Downtube Cradle. Oil in frame. |
|---|---|
| Front suspension | Telescopic slider type |
| Rear suspension | Twin Girling Shocks on Swinging Arm |
| Front wheel travel | 170 mm (6.7 inches) |
| Rear wheel travel | 89 mm (3.5 inches) |
| Rake | 27.0° |
| Trail | 113 mm (4.4 inches) |
Brakes, wheels and tires
| Front brakes | Single disc. Twin piston caliper, Hard chromed cast iron disk |
|---|---|
| Rear brakes | Single disc. Twin piston caliper, Hard chromed cast iron disk |
| Front tire | 3.25-19 |
| Rear tire | 4.00-18 |
Dimensions and weight
| Wet weight | 190.5 kg (420 lb) |
|---|---|
| Dry weight | 179.2 kg (395 lb) |
| Seat height | 787 mm (31.0 inches) |
| Overall length | 2,223 mm (87.5 inches) |
| Overall width | 838 mm (33.0 inches) |
| Wheelbase | 1,422 mm (56.0 inches) |
Fuel and emissions
| Fuel capacity | 10.59 L (2.80 US gal) |
|---|---|
| Fuel consumption | 4.70 L/100 km (21.3 km/l or 50.05 mpg) |
| Greenhouse gases | 109.0 CO 2 g/km. (CO2 – Carbon dioxide emission) |
Performance
| Top speed | 177.0 km/h (110.0 mph) |
|---|---|
| 1/4 mile | 13.70 seconds |
| Power/weight ratio | 0.2512 hp/kg |
Other specifications
| Color options | Silver With Red and Blue pinstriping. |
|---|---|
| Exhaust system | Twin downswept with balance pipe, Dual silencers. |
| Comments | I believe there was a USA and a Eureopean variant of this bike. The difference being: USA 2.8 gallon tank and high handlebars. Eureopean version had 4gall tank and low bars. |
Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Triumph models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Triumph information before relying on them. Visit the official Triumph website.