Triumph Bonneville Bobber Black (2018) vs Vyrus Alyen (2020)
Comparison technical specifications
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| Make: | Triumph | Vyrus |
| Model: | Bonneville Bobber Black | Alyen |
| Years: | 2018 | 2020 |
| Engine: | Four stoke, parallel twin, 270o crank, SOHC | Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valve per cylinder |
| Capacity: | 1198 cc / 73.1 cu in | 1285 cc / 78.4 cub in |
| Bore x Stroke: | 97.6 x 80 mm | 116 x 60.8 mm |
| Compression Ratio: | 10.0:1 | 11.3:1 |
| Cooling System: | Liquid cooled | Liquid cooled |
| Lubrication: | Wet sump | Forced by gear pump |
| Induction: | Multipoint sequential electronic fuel injection | Electronic Fuel Injection |
| Ignition: | Digital | Digital CDI |
| Starting: | Electric | Electric |
| Max Power: | 57.4 kW / 77 hp @ 6550 rpm | 205 hp / 152.86 kW @ 10,500 rpm |
| Max Torque: | 105 Nm / 10.7 kgf-m / 77.4 lb-ft @ 3100 rpm | NA |
| Clutch: | Wet, multi-plate | Wet multiplate clutch |
| Transmission: | 6-Speed | 6 Speed |
| Final Drive: | Chain, X-ring | Chain |
| Frame: | Dual tubular steel cradle | Vyrus Magnesium double omega design combined with a self supporting composite body |
| Front Suspension: | 47mm non-adj Showa fork | Push Rod Twin Pivot Vyrus |
| Rear Suspension: | Kayaba twin shocks with adjustable preload | Push Rod Twin Pivot Vyrus |
| Front Brakes: | 2x 310 mm Disc, 2 piston Brembo calipers, ABS | 2 x Disks, Brembo GP4 series |
| Rear Brakes: | Single 255 mm disc, 2 piston caliper, ABS | Single disk, Brembo GP4 series |
| Wheels: | Wire 32-spoke, steel rims | Forged carbon units from Rotobox |
| Front Tyre: | 130/90-16 | 120/70 ZR 17 |
| Rear Tyre: | 150/80-16 | 200/90 ZR17 |
| Trail: | 87.0 mm / 3.4 in | 84 mm to 112 mm / 3.3 in to 4.4 in |
| Wheelbase: | 1510 mm / 59.4 in | 1575 mm / 62 in |
| Fuel Capacity: | 9.1 Litres / 2.4 US gal | 11 Litres / 2.9 US gal |