| BMW R1250RS | ARCH MOTORCYCLE 1S |
|---|
| engine specs | |
| Type | |
|---|---|
| Air/liquid-cooled two-cylinder four-stroke boxer engine with twin gear-driven overhead camshafts, a balancer shaft and BMW ShiftCam variable intake camshaft control | S&S Cycle T124 45-degree downdraft fuel-injected V-Twin engine |
| Displacement | |
| 1254 cm3 | 2032 cm3 |
| Bore X Stroke | |
| 4.0x3.0 in OR 102 mm | - |
| Compression Ratio | |
| 12.5:1 | - |
| Horsepower | |
| 100/7250 KW(hp)/RPM | - |
| Torque | |
| 105/6250 lb-ft/RPM OR 142/6250 Nm/RPM | 115.3/- lb-ft/RPM OR 156/- Nm/RPM |
| Fuel System | |
| Electronic Fuel Injection | EFI |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-speed transmission with helical gear claw clutch | 6-speed |
| Clutch | |
| Wet, multi-plate | Compact dry clutch |
| Final Drive | |
| Chain | Chain |
| chassis specs | |
| Frame | |
|---|---|
| Tubular steel frame, portable drivetrain, tubular steel rear frame | Tubular steel frame with CNC-machined aluminum subframe single-sided swingarm |
| Front Suspension | |
| Upside-down telescopic fork 140 mm | Fully adjustable ARCH/Öhlins FGRT series fork |
| Rear Suspension | |
| Cast Aluminum Single Arm Swingarm with BMW Motorrad Paralever , WAD Damper Bar, Hydraulic Stepless Preload Adjustable via Handwheel, Rebound Damping Adjustable via Handwheel | Fully adjustable ARCH/Öhlins rear shock with reservoir and hydraulic pre-load adjustment |
| Front Brake | |
| Double discs 320 mm | Dual ISR 6-piston monobloc radial mount calipers with ISR floating dampened discs |
| Rear Brake | |
| Single disc 276 mm | Single ISR 4-piston monobloc radial mount caliper with ISR semi-floating disc |
| dimension specs | |
| Overall Length | |
|---|---|
| 86.1 in OR 2187 mm | - |
| Overall Width | |
| 35 in OR 889 mm | - |
| Seat Height | |
| 32.3 in OR 820 mm | 31.5 in OR 800 mm |
| Weight | |
| 536 lbs OR 243 kg | 563 lbs OR 255 kg |
| Fuel Capacity | |
| 4.8 gallons OR 18.2 L | 4.5 gallons OR 17.0 L |
| Wheelbase | |
| - | 65.4 in OR 1661 mm |
| tyres specs | |
| Front | |
|---|---|
| 120/70 ZR17 | 120/70-17 Michelin Power RS |
| Rear | |
| 180/55 ZR17 | 240/45-17 Michelin Power RS |
