BMW HP4 RACE: The ultimate Racebike

Engine
Type	Water/oil-cooled 4-cylinder four-stroke in-line engine, four titanium valves per cylinder, two overhead racing camshafts, milled oil sump, Pankl connecting rod, precision-balanced and lightened crankshaft
Bore x stroke	80 mm x 49.7 mm
Capacity	999 cc
Rated output	158 kW (215 hp) at 13,900 rpm (maximum speed 14,500 rpm)
Max. torque	120 Nm at 10,000 rpm
Compression ratio	13.7-13.9 : 1
Mixture control / engine management	Electronic racing injection, variable intake pipe length, four selectable modes
Emission control	Akrapovic full titanium 4 in 2 in 1 WSBK exhaust system
Performance / fuel consumption
Maximum speed	over 300 km/h
Fuel type	Superplus unleaded petrol, minimum octane number 98 (RON)
Electrical system
Alternator	406 W
Battery	12 V/5 Ah, Li ion maintenance-free
Power transmission
Clutch	Multi-disc clutch in oil bath, anti-hopping clutch, mechanically operated
Gearbox	Constant-mesh six-speed racing transmission (EVO) with straight-cut gears (gears 1, 2, 4, 5 and 6)
Drive	16/43 (adjustable as part of equipment pack: sprocket 15, 16, 17, chainwheel 41, 42, 43, 44, 45)
Chassis / brakes
Frame	Carbon monocoque RTM frame with steering head angle and swinging-arm pivot adjustment, load- bearing engine
Front wheel location / suspension	Öhlins FGR 300 WSBK fork, adjustable rebound and compression-stage damping, adjustable spring preload, Öhlins SD052 adjustable steering damper, front wheel quick-change system thanks to rotatable forklegs with front-wheel cover mounted (brake calipers need not be removed to change a wheel) spring stiffness 10.5 N/mm
Rear wheel location / suspension	Aluminium WSBK swinging arm, Öhlins TTX 36 GP central spring strut, adjustable rebound and compression-stage damping, adjustable spring preload, top spring strut pivot point adjustable (0/3 mm), adjustable spring strut deflection (tension strut length), contact surfaces for wheel spacer bush on chain tensioners for simple/hands free wheel fitting, chain tensioner titanium on outside, aluminium on inside, CFRP auxiliary stand mountings on swinging arm, spring stiffness 95N/mm
Suspension travel front / rear	130 mm / 120 mm
Wheelbase	1440 mm
Castor	102.5 (adjustable between 95-112)
Steering head angle	65.5° (adjustable 0.0°, +/-0.5°, +/-1°)
Wheels	Carbon wheels including press-fitted wheel spacer bushes for easy wheel fitting
Rim, front	3.50 x 17″
Rim, rear	6.00 x 17″
Tyres, front	120/70 ZR 17 Pirelli Diabolo Superbike Slick SC2
Tyres, rear	200/60 ZR 17 Pirelli Diabolo Superbike Slick SC2
Brake, front	Brembo Racing twin disc brake, T-floating racing brake discs, 320×6.75 mm diameter, 4-piston monobloc WSBK GP4-PR fixed caliper with titanium pistons, Brembo Racing RCS19X18 master cylinder, including adjustable Brembo Racing brake lever, Brembo Racing clutch lever (without clutch switch)
Brake, rear	Brembo Racing single-disc brake, 4-piston WSBK fixed caliper with titanium pistons, brake disc diameter 220×4.0 mm
Dimensions / weights
Length	2.070 mm
Width (incl. mirrors)	777 mm
Height (excl. mirrors)	1193 mm
Seat height, unladen weight	831 mm (rider seat low / high, 816 / 846 mm)
Inner leg curve, unladen weight	approximately 1859 mm (rider seat low/ high, 1829 mm / approximately 1889 mm)
Unladen weight, road ready, fully fuelled 1)	171.4 kg
Dry weight	146kg
Usable tank volume	17.5 l
Reserve	approximately 4 l