APRILIA SR 50 - 2001 Manual page 89

TECNICAL DATA
DIMENSIONS Max. length
(with rear mudguard extension) ......................... 46.25 in (1775 mm)
Max. width .......................................................... 28.35 in (720 mm)
Max. height (front part of the fairing included) ... 47.24 in (1200 mm)
Seat height ......................................................... 8.66 in (220 mm)
Wheelbase ......................................................... 49.80 in (1265 mm)
Min. ground clearance ....................................... 6.30 in (160 mm)
Curb weight ........................................................ 233.68 lb (106 kg)
ENGINE Type ................................................................... 2-stroke with controlled ignition
Model ................................................................. ABLI/L01
Number of cylinders ........................................... 1
Total displacement ............................................. 3.01 cu in (49.38 cm
Bore / stroke ...................................................... 1.61 in / 1.47 in (41 mm / 37.4 mm)
Compression ratio .............................................. 13.2 ± 0.5:1
Starting .............................................................. electric
Engine idling rpm ............................................... 1500 ± 50 rpm
Clutch ................................................................. automatic centrifugal dry clutch
Change gear ...................................................... automatic stepless variator
Cooling ............................................................... liquid cooled
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use and maintenance SR 50
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