| MODEL | BUELL 1125R 2009 |
| Year | 2009 |
| Engine Type | Four stroke, 72° V-Twin |
| Displacement / Capacity | 1125 cc / 68.7 cu in |
| Bore X Stroke | 103 x 67.5 mm |
| Compression Ratio | 12.3:1 |
| Cooling System | Liquid cooled |
| Max Power | 109 kW / 146 hp @ 9800 rpm |
| Max Torque | 111 Nm / 11.3 kgf-m / 81.9 ft-lbs @ 9000 rpm |
| Ignition | — |
| Induction | Dual 61 mm downdraft throttle bodies, DDFI III fuel injection |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6 speed |
| Clutch | — |
| Final Drive | Belt |
| CHASSIS SPECS | |
| Frame | Aluminium frame with fuel in frame |
| Front Suspension | 47 mm Showa inverted forks, adjustable compression damping, rebound damping and spring preload |
| Rear Suspension | Showa coil-over monoshock, adjustable compression damping, rebound damping and spring preload |
| Front Brakes | ZTL 6-piston fixed caliper, 375 mm single-sided, inside-out stainless floating rotor |
| Rear Brakes | Single 240 mm disc, 2-piston floating caliper |
| DIMENSION SPECS | |
| Overall Length | 1996 mm / 78.6 in |
| Overall Width | 716 mm / 28.2 in |
| Overall Height | — |
| Seat Height | 775 mm / 30.5 in |
| Wheelbase | 1384 mm / 54.5 in |
| Ground Clearance | 114 mm / 4.5 in |
| Dry Weight | 170 kg / 375 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 120/70 ZR17 Pirelli Diablo Corsa III |
| Rear Tyre | 180/55 ZR17 Pirelli Diablo Corsa III |
| FUEL SYSTEM | |
| Fuel Capacity | 21.2 Litres / 5.6 US gal |
| Fuel Consumption | — |
| Top Speed | 243 km/h / 151 mph |
The 1125R is Buell's liquid-cooled sportbike with a 72-degree twin, an aluminium frame that holds the fuel, and belt final drive. The 2009 bike carried over the 2008 mechanical specification and was among the last Buells before production ended in October 2009.
