2006 Monster S4Rs Testastretta Specifications
Engine  
Type: L twin cylinder, 4 valve per cylinder Desmodromic; liquid cooled
Capacity: 996cc
Bore/Stroke: 98 x 66mm
Compression Ratio: 11.6:1
Fuel System: Marelli electronic fuel injection, 50 mm throttle body
Transmission  
Primary Drive: Straight cut gears; Ratio 1.84
Final Drive: Chain; Front sprocket 15; Rear sprocket 42
Clutch: Dry multiplate with hydraulic control
Gearbox:

6-speed
Cycle Parts  
Frame: Tubular steel trellis
Swingarm: Aluminium single-sided swingarm
Wheels: Front: 5-spoke light alloy 3.50x17
Rear: 5-spoke light alloy 5.50x17
Tires: Front: 120/70 ZR 17
Rear: 180/55 ZR 17
Suspension: Front: Öhlins 43 mm upside-down fully adjustable fork with TiN surface treatment  
Rear: Progressive linkage with fully adjustable Öhlins monoshock.   
Brakes:

Front: 2 x 320 mm discs, 4-piston 4-pad radial caliper  
Rear: 245 mm disc, 2-piston caliper
Dimensions  
Seat Height: 800 mm / 31.5 in
Wheelbase: 1440 mm / 56,7 in
Rake: 24°
Weight (No Fuel): 177 kg / 390 lbs  
Fuel Tank Capacity:

13.5 L / 3.6 US gal (includes 3 L / 0.8 US gal reserve)  
Performance  
Maximum Power: 86.1 kw - 117 hp @ 8750 rpm
Maximum Torque:

10.1 kgm - 73 ft-lbs @ 7000 rpm
Colors: (red with white stripe-red-black) (pearl white with red stripe-red-white) (black with grey stripe-matte black-black)
Warranty: 2 years; unlimited mileage