| Engine | Triumph Bonneville T100 | Triumph Bonneville T120 |
|---|---|---|
| Displacement | 900 cc | 1200 cc |
| Max power | 54 hp (@5 900 RPM) | 80 hp (@6 550 RPM) |
| Max torque | 59 lb ft (@3 230 RPM) | 77 lb ft (@3 100 RPM) |
| Redline | 7 000 RPM | 7 000 RPM |
| Idling speed | 1 200 RPM | |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC Inline-2 | DOHC Inline-2 |
| Compression | 10.50:1 | 10.10:1 |
| Oil capacity | 3.03 quart | 3.60 quart |
| Oil type | 10W40 | 10W40, Motul 300V 10W40, Shell Rotella 10W40 |
| Spark plug type | NGK LMAR8A-9 | NGK LMAR8A-9 |
| Cooling | Liquid | Liquid |
| Valves | 8 | 8 |
| Bore | 84.6 mm | 97.6 mm |
| Stroke | 80.0 mm | 80.0 mm |
| Battery type | YTX12-BS 12V 10Ah | YTX12-BS, 12V, 10Ah |
| Gearbox | Triumph Bonneville T100 | Triumph Bonneville T120 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Chain |
| Chain type | DID 520 VP2-T | DID 525 VM2, 100 link |
| Gears count | 5 | 6 |
| Primary ratio | 1.26 | 1.26 |
| Final drive | 2.41 | 2.18 |
| 1. gear | 3.5 (50 mph) | 3.5 (55 mph) |
| 2. gear | 2.5 (70 mph) | 2.5 (76 mph) |
| 3. gear | 1.85 (94 mph) | 1.85 (104 mph) |
| 4. gear | 1.48 (117 mph) | 1.48 (129 mph) |
| 5. gear | 1.3 (134 mph) | 1.3 (147 mph) |
| 6. gear | 1.17 (164 mph) |
| Chasis | Triumph Bonneville T100 | Triumph Bonneville T120 |
|---|---|---|
| Frame type | Tubular steel frame | Tubular steel cradle |
| Front susp. | 41mm KYB, 4.72 in travel | Kayaba 41mm cartidge forks, 4.72 in travel |
| Rear susp. | KYB monoshock, 4.72 in travel | Kayaba twin shocks, 4.72 in travel |