| Engine | Harley Davidson Iron 883 | Triumph Bonneville T120 |
|---|---|---|
| Engine code | Evolution | |
| Displacement | 883 cc | 1200 cc |
| Max power | 58 hp (@4 400 RPM) | 80 hp (@6 550 RPM) |
| Max torque | 52 lb ft (@3 750 RPM) | 77 lb ft (@3 100 RPM) |
| Redline | 6 000 RPM | 7 000 RPM |
| Idling speed | 1 200 RPM | |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC V-twin | DOHC Inline-2 |
| Compression | 9.00:1 | 10.10:1 |
| Oil capacity | 2.46 quart | 3.60 quart |
| Oil type | 10W40 | 10W40, Motul 300V 10W40, Shell Rotella 10W40 |
| Spark plug type | HD-6R12 | NGK LMAR8A-9 |
| Cooling | Air | Liquid |
| Valves | 4 | 8 |
| Bore | 76.2 mm | 97.6 mm |
| Stroke | 96.8 mm | 80.0 mm |
| Weight to power | 9.73 lbs/hp | |
| Power to weight | 256 hp/2500lbs | |
| Battery type | 12V, 12Ah | YTX12-BS, 12V, 10Ah |
| Gearbox | Harley Davidson Iron 883 | Triumph Bonneville T120 |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Belt | Chain |
| Chain type | DID 525 VM2, 100 link | |
| Gears count | 5 | 6 |
| Primary ratio | 1.674 | 1.26 |
| Final drive | 2.344 | 2.18 |
| 1. gear | 2.653 (43 mph) | 3.5 (55 mph) |
| 2. gear | 1.895 (61 mph) | 2.5 (76 mph) |
| 3. gear | 1.409 (82 mph) | 1.85 (104 mph) |
| 4. gear | 1.168 (99 mph) | 1.48 (129 mph) |
| 5. gear | 1.0 (116 mph) | 1.3 (147 mph) |
| 6. gear | 1.17 (164 mph) |
| Chasis | Harley Davidson Iron 883 | Triumph Bonneville T120 |
|---|---|---|
| Frame type | Tubular steel cradle | |
| Front susp. | Fork | Kayaba 41mm cartidge forks, 4.72 in travel |
| Rear susp. | Twin shocks | Kayaba twin shocks, 4.72 in travel |