Buell / EBR Buell XB12XT Ulysses (2010) vs Buell / EBR Buell XB12R Firebolt (2010) vs Buell / EBR Buell S2 Thunderbolt (1994) vs Buell / EBR Buell XB12R Firebolt (2007) vs Buell / EBR Buell 1125R (2010) vs Buell / EBR Buell RS1200/5 Westwind (1989)

Comparison technical specifications

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Make:	Buell / EBR	Buell / EBR	Buell / EBR	Buell / EBR	Buell / EBR	Buell / EBR
Model:	Buell XB12XT Ulysses	Buell XB12R Firebolt	Buell S2 Thunderbolt	Buell XB12R Firebolt	Buell 1125R	Buell RS1200/5 Westwind
Years:	2010	2010	1994	2007	2010	1989
Engine:	45° V-Twin, four stroke, pushrod actuated overhead valve, hydraulic self-adjusting lifters, 2 valve per cylinder.	45° V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder.	45° V-Twin, four stroke, pushrod actuated overhead valve, hydraulic self-adjusting lifters, 2 valve per cylinder.	45° V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder.	Four stroke, 72° V-Twin	45° V-Twin, four stroke, pushrod actuated overhead valve. hydraulic self-adjusting lifters, 2 valve per cylinder.
Capacity:	1203 cc / 73 cu in	1203 cc / 73 cu in	1203 cc / 73.4 cu in	1203 cc / 73 cu in	1125 cc / 68.7 cu in	1198 cc / 73.1 cu in
Bore x Stroke:	88.9 x 96.8 mm	88.9 x 96.8 mm	88.8 x 96.8 mm	88.9 x 96.8 mm	103 x 67.5 mm	88.9 x 98.8 mm
Compression Ratio:	10.0:1	10.0:1	10.0:1	10.0:1	12.3:1	9.0:1
Cooling System:	Air cooled	Air cooled	Air cooled	Air cooled	Liquid cooled	Air cooled
Induction:	DDFI 3 Electronic Fuel Injection ECM	Ø49 mm downdraft DDFI II fuel injection	2 x Ø40 mm Keihin carburetors	Ø49 mm downdraft DDFI II fuel injection	Dual Ø61 mm downdraft throttle Bbodies, DDFI III Fuel Injection System	Ø40 mm Keihin carburetor
Starting:	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	86.9 kW / 103 hp @ 6800 rpm	86.9 kW / 103 hp @ 6800 rpm	56.7 kW / 76 hp @ 5200 rpm	86.9 kW / 103 hp @ 6800 rpm	109 kW / 146 hp @ 9800 rpm	44.7 kW / 60 hp @ 5000 rpm
Final Drive:	Belt	Belt	Kevlar belt	Belt	Belt	Chain
Front Suspension:	Showa Ø43 mm inverted forks compression damping, rebound damping and spring preload adjustable	Showa Ø43 mm inverted forks compression damping, rebound damping and spring preload adjustable	Ø40 mm Showa fork, adjustable for compression and rebound damping	Showa Ø41 mm inverted forks compression damping, rebound damping and spring preload adjustable	Ø47 mm Showa inverted forks, adjustable compression damping. rebound damping and spring preload.	Marzocchi telescopic forks, anti-dive system
Rear Suspension:	Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload	Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload, 127mm wheel travel	Single Showa shock, spring preload, compression and preload damping	Showa coil-over monoshock, remote underseat reservoir and adjustable compression damping, rebound damping and spring preload, 127mm wheel travel	127 mm / 5.0"	Single shock, horizontally below engine
Front Brakes:	ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor	ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor	Single Ø340 mm disc, 6 piston caliper	ZTL type brake, 6 piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor	ZTL type brake, 6-piston, fixed caliper, Ø375 mm single-sided, inside out, stainless steel, floating rotor	2 x Discs, 4 piston calipers
Rear Brakes:	Single Ø240 mm disc, 1 piston floating caliper	Single Ø240 mm disc, 1 piston floating caliper	Single Ø230 mm disc, 2 piston caliper	Single Ø240 mm disc, 1 piston floating caliper	Single Ø240 mm disc, 2 piston floating caliper	Single disc
Front Tyre:	120/70 R17 Pirelli Angel	120/70 ZR17, Pirelli Diablo	120/70 ZR17	120/70 ZR17	120/70 ZR17, Pirelli Diablo Corsa III	120/60 VB17
Rear Tyre:	180/55 R17 Pirelli Angel	180/55 ZR17 Pirelli Diablo	170/60 ZR17	180/55 ZR17	180/55 ZR17, Pirelli Diablo Corsa III	170/70 VB17
Dry Weight:	211 kg / 465 lbs	179 kg / 395 lbs	200 kg / 441 lbs	179 kg / 395 lbs	170 kg / 375 lbs	215 kg / 474 lbs
Fuel Capacity:	16.7 L / 4.4 US gal	14 L / 3.7 US gal	20.4 L / 5.4 US gal	14 L / 3.7 US gal	21.2 L / 5.6 US gal	13.5 L / 3.6 US gal