OSSA TR APRILIA RS 457
engine specs
Type
Two-stroke single cylinder inverted admission direct reed crankcaseliquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder
Displacement
124.9 cm3-
Bore X Stroke
2.1x2.1 in OR 53 mm-
Horsepower
-48/- KW(hp)/RPM
Fuel System
EFI Kokusan Battery-less System-
transmission specs
Gearbox
6-Speed-
Clutch
Hydraulic-
Primary Drive
Gears-
Final Drive
Chain-
chassis specs
Frame
Tubular profile CR-Mo steel with pipe and forged aluminium lowerAluminium frame
Front Suspension
Marzocchi hydraulic fork with 40 mm al. sliders Adjustable rebound and compression damping-
Rear Suspension
Progressive hydraulic monoshock TTX Ohlins with adjustable preload, rebound and compression damping-
Front Brake
Single disc diameter 185 mm 4-piston calliper-
Rear Brake
Single disc diameter 150 mm 2-piston calliper-
dimension specs
Seat Height
25.8 in OR 655 mm-
Ground Clearance
13.4 in OR 340 mm-
Weight
146 lbs OR 66 kg351 lbs OR 159 kg
Fuel Capacity
0.7 gallons OR 2.6 L-
Wheelbase
52.3 in OR 1328 mm-
tyres specs
Front
2.75 x21-
Rear
4.00 x18-

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