| General |
| Year | 2006 - 07 | 2025 |
| Make Model | Kawasaki VN 900 Vulcan Classic | BMW R 12G/S |
| Dimensions |
| Seat Height | 680 mm / 26.8 in | 860 mm / 33.9 in (875 mm / 34.4 in Enduro Package) |
| Wheelbase | 1645 mm / 64.8 in | 1580 mm / 62.2 in (1585 / 62.4 in Enduro Package) |
| Height | 1065 mm / 41.9 in | - |
| Length | 2465 mm / 97.1 in | 2200 mm / 86.6 in |
| Width | 1005 mm / 39.6 in | 830 mm / 32.7 in |
| Weights & Capacities |
| Wet Weight (kg) | 281 | 229 |
| Fuel Capacity | 20 Litres / 5.3 US gal. | 15.5 Litres / 4.1 US gal |
| Wet Weight | 281 kg / 620 lbs | 229 kg / 505 lbs |
| Performance |
| Max Power | 37 kW / 50 hp @ 5700 rpm | 81 kW / 109 hp @ 7000 rpm |
| Max Torque | 78 Nm / 8.0 kg-fm @ 3700 rpm | 115 Nm / 81 lb-ft @ 6500 rpm |
| Engine |
| Displacement | 903 cc / 49 cu-in | 1170 cc / 71.4 cub in |
| Engine Detail | Four stroke V-Twin, SOHC, 4 valve | Four stroke, two cylinder horizontally opposed Boxer, with four camshaft-operated valves and two overhead camshafts per cylinder. |
| Bore x Stroke | 88.0 x 74.2 mm | 101 x 73 mm |
| Compression Ratio | 9.5:1 | 12:1 |
| Cooling System | Liquid cooled | Air/oil cooled |
| Emissions | - | Controlled 3-way catalytic converter, exhaust emission standards EU-5+ |
| Fuel Induction | Fuel injection: Ø 34 mm x 2 with dual throttles | Electronic intake pipe injection / digital engine management system: BMS-O with throttle-by-wire |
| Fuel Type | - | Unleaded super (premium), octane number 95-98 (RON) (rated output at 98 RON) |
| Ignition | Digital | - |
| Lubrication | - | Wet sump |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | Wet multi-disc, manual | Single dry plate clutch, hydraulically operated |
| Final Drive | Belt | Universal shaft |
| Gear Ratios | st 2.786 (39/14) 2nd 1.889 (34/18) 3rd 1.360 (34/25) 4th 1.107 (31/28) 5th 0.963 (26/27) | 1st = 2.375, 2nd = 1.696, 3rd = 1.296, 4th = 1.065, 5th = 0.939, 6th = 0.848 |
| Primary Drive Ratios | 2.184 (83/38) | 1.737 |
| Transmission / Drive | 5 Speed | 6-Speed, claw-shifted transmission with separate transmission housing |
| Chassis |
| Frame Type | Double-cradle, steel | Four-part frame concept with front frame and three-part rear frame, load-bearing engine-gearbox unit, rear-seat frame removeable for one-up riding |
| Suspension - Front | 41mm telescopic fork with 7-way preload | 45 mm USD telescopic forks, spring base, rebound and compression damping adjustable |
| Suspension - Rear | Uni-Trak with 7-way adjustable preload | Aluminum Paralever swinging arm, directly linked WAD spring strut, spring base, rebound and compression damping adjustable |
| Rake | 32° | - |
| Steering Angle | Left 38° / Right 38° | - |
| Steering Head Angle | - | 63.1° (63.2° Enduro Package) |
| Trail | 160 mm / 6.3 in | 120.8 mm / 4.76 in (121.3 / 4.76 Enduro Package) |
| Wheel Travel - Front | 150 mm / 5.9 in | 210 mm / 8.3 in |
| Wheel Travel - Rear | 103 mm / 4.1 in | 200 mm / 7.9 in |
| Wheels & Brakes |
| Brakes - Front | Single 300mm disc 2 piston caliper | 2 x 310mm disc brake, with two axially bolted 2-piston floating calipers |
| Brakes - Rear | Single 270mm disc 2 piston caliper | Single 265 mm disc, 2 piston floating caliper |
| ABS | - | BMW Motorrad ABS Pro (lean angle optimised) |
| Rims - Front | - | 2.15 x 21 |
| Rims - Rear | - | 4.0 x 17 (4.0 x 18 Enduro Package) |
| Tyres - Front | 130/90 -16 | 90/90/21 |
| Tyres - Rear | 180/70 -15 | 150/70 - R17 (150/70 - R18 Enduro Package) |
| Wheels | - | Aluminium cross-spoke wheels |