Aprilia RS125 Specifications And Repair Manual

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Filed Under (Aprilia) by admin on 24-11-2010

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TECHNICAL DATA DIMENSIONS Max. length 1955 mm (76.97 in.) Max. width 720 mm (28.34 ) in. Max. height (at headlight fairing) 1100 mm (43.31 in.) Seat height 805 mm (31.69 in.) Wheelbase 1345 mm (52.95 in.) Minimum ground clearance 163 mm (6.42 in.) Weight in running order (including fluids and fuel) 137 kg (302.03 lb.) ENGINE Type Single-cylinder 2-stroke with reed intake. Separate lubrication with automatic variable mixer ( 1.0 – 3.0 %). Number of cylinders 1 Total displacement 124.82 cu cm (7.62 cu. in.) Bore/stroke 54 mm /54.5 mm (2.12 in. /2.14 in.). Compression ratio 12.5 ± 0.5 : 1 Squish clearance 1.5 mm (0.06 in.) Engine idling speed 1250 ± 100 rpm Engine maximum rpm 11000 ± 100 rpm Ignition CDI ignition system with electronic spark timing Starting Electric starter Clutch Multiplate wet clutch, with control lever on left handlebar Gearbox mechanical, 6-speed, with control pedal on left side of engine Gearbox lubrication Splash lubrication Lubricating system Separate lubrication with automatic variable mixer ( 1.0 – 1.3 %) CAPACITIES Fuel (including reserve) 14 l ± 0.5 l (3.70 USgal ± 0.13 USgal) (3.08 gal ± 0.11 gal) Fuel reserve 3.5 l (0.92 USgal) (0.77 gal) Gearbox fluid 600 cu cm (36.61 cu. in.) Gearbox fluid 600 cu cm (36.61 cu. in.) Coolant 0.8 l (50% water + 50% antifreeze with ethylene glycol) (0.21 USgal) (0.17 gal) Mixer oil (reserve included) 1,7 l (0.45 USgal) (0.37 gal) Mixer oil reserve 0.6 l (0.16 USgal) (0.16 gal) Front fork oil/air 440 ± 2,5 cm³ (26.85 ± 0.15 cuin) Seat 2 Vehicle max. load (rider + passenger + luggage) 180 kg (396.83 lb.) TRANSMISSION SYSTEM GEAR RATIOS Ratio 1st 2nd 3rd 4th 5th 6th Primary 19/63 = 1: 3.316 Final 10/30 = 1: 3.000 14/29 = 1: 2.071 17/27 = 1: 1.588 19/25 = 1: 1.316 21/24 = 1: 1.143 22/23 = 1: 1.045 Final ratio 17/40 = 1: 2.353 Total ratio 1 : 23.406 1 : 16.161 1 : 12.391 1 : 10.266 1 : 8.916 1 : 8.156 FUEL SYSTEM Type Carbureted Model DELL’ORTO PHBH 28 FUEL SYSTEM Fuel Premium-grade unleaded petrol, minimum octane rating 95 (RON) and 85 (MON), as per DIN 51 607