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Sunday, September 20, 2009

APRILIA RS 125

APRILIA RS 125

Technical Specifications

Engine: Liquid cooled, single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate lubrication. 32.5 hp.

Fuel: Dell’Orto VHST 28

Bore x Stroke: 54 x 54,5 mm

Total displacement: 124,8 cc

Compression ratio: 12,5 ± 0,5:1

Fuel system: Dell’Orto VHST 28.

Ignition: Electronic CDI ignition.

Starting: Electric



Generator: 12V - 180 W

Lubrication: Separate mixing with variable displacement, volumetric pump.

Gear box: 6 speed. 1st 10/30 (0.33) 2nd 14/29 (0.48) 3rd 17/27 (0.63) 4th 19/25 (0.76) 5th 21/24 (0.87) 6th 22/23 (0.67)

Clutch: Multi-plate in oil bath.

Primary drive: Gearbox: 63/19 (3.31).

Final drive: Chain: 17/40 (2.35).

Frame: Sloping twin-spar frame in thin wall box section cast aluminium, with reinforcement cross-ribbing.

Front suspension: Upside down hydraulic fork, Ø 40 mm. Wheel travel 120 mm.

Rear suspension: Swingarm with asymmetric members in thin wall box section cast aluminium. Hydraulic monoshock with adjustable spring preload. Wheel travel 120 mm.

Brakes: Front: Floating Ø 320 mm disc. Radial caliper with four differential diameter pistons, Ø 32 mm – Ø 27 mm. Rear: Single Ø 220 mm disc. Caliper with two Ø 30 mm pistons.

Wheels: Aluminium alloy. Front 3.00 x 17”; rear 4,00 x 17”.

Tyres: Tubeless radial. Front 110/70 17”; rear 150/60 17”.

Dimensions: Overall length 76.9 inches. Overall width (at handlebars) 28.3 inches. Overall height (at windshield) 43.3 inches. Seat height 31.6 inches. Wheelbase 52.9 inches.

Dry Weight: 280lbs.
Fuel tank capacity: 3.7 gallons (.92 gallon reserve).

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