| YAMAHA Royal Star Boulevard | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Liquid-cooled, DOHC, 16-valve, V-4 | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 1294 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 3.1x0.2 in OR 79 mm | - |
| Compression Ratio | |
| 10:1 | - |
| Horsepower | |
| 75/4750 KW(hp)/RPM | - |
| Torque | |
| 83/3500 lb-ft/RPM OR 113/3500 Nm/RPM | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| 4 Mikuni BDSR32 CV carburetors | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| 5 speed, manual, wide ratio, overdrive 4th and 5th | 6-speed |
| Clutch | |
| Wet multi-disc, manual | Compact dry clutch |
| Final Drive | |
| Shaft | Chain |
| chassis specs | |
| Frame | |
|---|---|
| Steel | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| 43mm adjustable fork, 5.5 in. travel | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Single shock, 3.7 in. travel | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Dual 298mm discs | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| 320mm disc | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Overall Length | |
|---|---|
| 97.6 in OR 2479 mm | - |
| Overall Width | |
| 36.4 in OR 925 mm | - |
| Seat Height | |
| 28.5 in OR 724 mm | 31.5 in OR 800 mm |
| Ground Clearance | |
| 5.9 in OR 150 mm | - |
| Weight | |
| 710 lbs OR 322 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 4.8 gallons OR 18.2 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| 66.7 in OR 1694 mm | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 150/80-16 | 120/70-17 Michelin Power RS |
| Rear | |
| 150/90-15M/C | 240/45-17 Michelin Power RS |
