Buell 1125R (2009)

Buell 1125R (2009)

The rebirth of a legend: the 2009/10 Buell 1125R. This superbike redefines the category with its potent 1125cc liquid-cooled V-Twin Helicon engine, unleashing 146 horsepower and 82 lb-ft of torque.

The updated engine features targeted fuel injectors, relocated O2 sensors, and refined engine spark and fuel maps, delivering improved low-end grunt, crisper throttle response, and significantly enhanced fuel economy.

The riding experience is further amplified by the fully adjustable Showa front forks, high-performance ZTL2 brake system, and smooth-shifting six-speed transmission with HVA slipper-action clutch.

Quiet Zone aerodynamics optimize airflow around the rider for improved performance and comfort, while a range of styling options – including Midnight Black, Racing Red, and Arctic White – ensure there’s a 1125R to suit every taste.

The Buell 1125R is ready to reclaim its rightful place as one of the world’s most exhilarating sportbikes, offering an unparalleled riding experience that will leave even the most discerning enthusiasts breathless.

Key Specifications

Engine TypeFour stroke, 72 V-Twin
Engine Capacity1125 cc / 68.7 cu in
Max Power109 kw / 146 hp
Max Torque111 Nm / 11.3 kgf-m / 81.9 ft.lbs@ 9000 rpm
Fuel Tank Capacity21.2 L / 5.6 US gal
Seat Height775 mm / 30.5″
Buell 1125R (2009)

All Specifications

Make & Model

ModelBuell 1125R
Year2009

Engine

Engine TypeFour stroke, 72 V-Twin
Displacement1125 cc / 68.7 cu in
Bore x Stroke103 x 67.5 mm
Compression Ratio12.3:1
Max Horsepower109 kw / 146 hp
Max Torque111 Nm / 11.3 kgf-m / 81.9 ft.lbs@ 9000 rpm
Engine Management SystemDual 61 mm downdraft throttle Bbodies, DDFI III Fuel Injection System
Cooling SystemLiquid cooled

Performance

Top Speed243 km/h / 151 mph

Transmission

Gearbox6 Speed
Gear Ratios1st2.462 / 2nd1.750 / 3rd/ 1.381 / 4th1.174 / 5th1.042 / 6th1.00
Final DriveBelt

Electrical & Electronics System

StarterElectric

Chassis & Suspension

Frame TypeAluminium frame with fuel in frame.
Front Suspension47 mm Showa inverted forks, adjustable compression damping. rebound damping and spring preload.
Front Suspension Travel120 mm / 4.7″
Rear Suspension127 mm / 5.0″
Rake21
Trail83.8 mm / 3.3″

Wheels & Brakes

Wheels6-Spoke ZTL2 cast aluminium
Front Wheel/Rim Size3.50 x 17″
Front Tire Size120/70 ZR17, Pirelli Diablo Corsa III
Rear Wheel/Rim Size5.50 x 17″
Rear Tire Size180/55 ZR17, Pirelli Diablo Corsa III
Front BrakesZTL type brake, 6-piston, fixed caliper, 375 mm single-sided, inside out, stainless steel, floating rotor
Rear BrakesSingle 240 mm disc, 2 piston floating caliper

Dimension & Weights

Overall Length1996
Seat Height775 mm / 30.5″
Wheelbase1384 mm / 54.5″
Ground Clearance114 mm / 4.5″
Fuel Tank Capacity21.2 L / 5.6 US gal
Dry Weight170 kg / 375 lbs

Features

  • 1125 cc liquid-cooled 72-degree V-Twin Helicon engine
  • 146 crank hp at 9800 rpm
  • 82 ft. lbs. of peak torque at 8000 rpm
  • New targeted fuel injectors
  • Relocated O2 sensors
  • Updated engine spark and fuel maps
  • Improved drivability below 6000 rpm
  • Crisper throttle response
  • Improved heat management
  • Significantly improved fuel economy
  • New gear position readout on instrument panel
  • High-output alternator for accessory use
  • Slider bobbins on swingarm for protection and rear stand use
  • Fully adjustable Showa 47 mm upside-down forks
  • Buell ZTL2 front brake with eight-piston caliper
  • Six-speed transmission with HVA slipper-action clutch
  • Quiet Zone aerodynamics for enhanced performance and comfort
  • Restyled chassis components
  • New Phantom Metallic frame and swingarm
  • Blacked-out footpeg mounts and heel guards
  • Tinted windscreen options (Hero Blue, Smoked, Midnight Black)
  • Pirelli Diablo Corsa III tires
  • Fuel-in Frame 5.3-gallon capacity
  • Dry Weight: 375 pounds
  • Wheelbase: 54.6 inches
  • Seat height: 30.5 inches
Buell 1125R (2009)
Buell 1125R (2009)
Buell 1125R (2009)
Buell 1125R (2009)
Buell 1125R (2009)

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