14 August. Friday 2026
Erik Buell Racing 1125R DSB - 2011 Specifications and Reviews
The 2011 Erik Buell Racing 1125R DSB is a lightweight sport motorcycle designed for aggressive riders seeking nimble handling and responsive performance. Powered by a 1126cc V-Twin engine producing 140 horsepower, it delivers torquey mid-range power ideal for road racing and spirited riding. This model is best known for its compact dimensions, advanced fuel injection technology, and Buell's signature sportbike character.
2011
General information | |
| Category | Sport |
| Year | 2011 |
| Model | Erik Buell Racing 1125R DSB |
Engine and Transmission Specifications | |
| Exhaust system | Stainless steel ultralight 2 into 1 system. |
| Driveline | 520 Chain. Primary drive: Straight cut gear, 1.806 ratio. |
| Clutch | Multiplate with vacuum operated slipper or optional mechanical slipper at extra charge |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Fuel control | DOHC |
| Fuel system | Injection. IDS Technology DDFI 3 electronic fuel injection and engine management system, fully programmable, 61mm throttle bodies, single injector, PWM fuel pump |
| Valves per cylinder | 4 |
| Bore x stroke | 103.0 x 67.5 mm (4.1 x 2.7 inches) |
| Compression | 12.6:1 |
| Torque | 108.48 Nm (11.1 kgf-m or 80.0 ft.lbs) @ 8500 |
| Power | 140.00 |
| Engine details | 72 and #730; V-Twin |
| Engine type | V2, four-stroke |
| Capacity: | 1126.00 ccm (68.71 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Front 6 spoke ZTL, 3.50 x 17. Rear 6 spoke cast aluminum, 5.50 x 17. |
| Rear brakes diameter | 205 mm (8.1 inches) |
| Rear brakes | Single disc. Lightweight disc, 2 piston caliper |
| Front brakes diameter | 388 mm (15.3 inches) |
| Front brakes | Double disc. Semi floating ISO multi-fin rotor with 8 piston ZTL2 caliper |
| Rear tyre dimensions | 190/55-ZR17 |
| Front tyre dimensions | 120/70-ZR17 |
| Rear suspension travel | 127 mm (5.0 inches) |
| Rear suspension | Light alloy swingarm with Showa Race damper, adjustable compression, rebound and ride height. |
| Front suspension travel | 120 mm (4.7 inches) |
| Front suspension | Showa 47mm inverted fork with race cartridge, fully adjustable. |
| Rake (fork angle) | 21.8° |
| Frame type | Light alloy large section beam with integral fuel cell. Subframe: Light alloy tubular. |
| | |
Physical measures and capacities | |
| Fuel capacity | 20.06 litres (5.30 gallons) |
| Wheelbase | 1,400 mm (55.1 inches) |
| Power/weight ratio | 0.7914 HP/kg |
| Dry weight | 176.9 kg (390.0 pounds) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Black/silver |
Performance Profile & Rider Fit
140 hp
Peak Power
2.9s
0-60 mph
Best For
Track98%
City20%
Cornering97%
Daily Riding20%
Touring15%
Passenger5%
Rider Profile
| Best For | This is a race-bred homologation special built for advanced to expert riders with serious track experience. |
| Purpose | Purpose-built for competitive road racing and track-day domination, with the ZTL2 front brake and slipper clutch reflecting its DSB racing pedigree. |
| Rider Fit | Demands a fit, committed rider comfortable with an aggressive forward-leaning race crouch and high footpeg placement for long stints. |
| Character | A fierce, minimalist V-twin superbike that rewards precise inputs with razor-sharp handling and explosive acceleration. |
| Not Ideal For | Not suitable for new riders, commuters, passengers, or anyone seeking comfort, weather protection, or storage capacity. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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