Aprilia RS125 R (2010)

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The Aprilia RS 125 R is a motorcycle from the year 2010 that features a single cylinder, two-stroke engine with reed valves induction and an aluminium cylinder with Nikasil coated liner. The engine has a capacity of 124.8cc and produces a maximum power of 28hp at 10500 rpm and a maximum torque of 19Nm at 9000 rpm. The motorcycle has a liquid cooling system, separate mixing volumetric pump lubrication, and Dell’Orto PHBH 28 carburetor induction.

The Aprilia RS 125 R also features CDI electronic ignition and electric starting. The clutch is wet and multi-disc with a six-speed transmission and a chain final drive. The gearbox has gear ratios ranging from 1st gear 10:30 to 6th gear 22:23, with a primary drive of 63:19 and a final drive of 17:40. The motorcycle has a cast aluminium reinforced box section sloping twin-spar frame and upside-down forks with 40mm of front wheel travel.

The rear suspension features a monoshock and a cast aluminium box section swingarm with asymmetric members with the same amount of rear wheel travel as the front. The Aprilia RS 125 R uses single 320mm floating discs with a 4 piston radial caliper for the front brake, and a single 220mm disc with a 2 piston caliper for the rear brake. The wheels are made of aluminium alloy with a front rim size of 3.00 x 17 and a rear rim size of 4.00 x 17, with the front tyre size 110/70-17 and the rear tyre size 150/60-17.

The motorcycle’s dimensions consist of a length of 1955mm, a width of 720mm, and a height of 1100mm with a wheelbase of 1345mm and a seat height of 805mm. The dry weight is 127kg, and the fuel capacity of 14 litres is housed in a 3.7 US-gallon tank. Lastly, the Aprilia RS 125 R has a top speed of 155km/h or 96mph.

Technical specifications:

Make Model: Aprilia RS 125 R

Year: 2010


Engine: Single cylinder, two stroke, reed valves induction, aluminium cylinder with Nikasil coated liner
Capacity: 124.8 cc / 7.5 cu in
Bore x Stroke: 54 x 54.5mm
Compression Ratio: 12.5:1
Cooling System: Liquid cooled
Lubrication: Separate mixing, volumetric pump
Induction: Dell’Orto PHBH 28 carburetor
Ignition: CDI electronic ignition
Starting: Electric
Alternator: 12V, 180W
Max Power: 21 kW / 28 hp @ 10500 rpm
Max Torque: 19 Nm / 1.9 kgf-m / 14.1 lb-ft @ 9000 rpm
Clutch: Wet, multi-disc
Transmission: 6 Speed
Final Drive: Chain

Gear Ratios: 1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:24 / 6th 22:23
Primary Drive: 63:19
Final Drive: 17:40
Frame: Cast aluminium, reinforced box section, sloping twin-spar frame
Front Suspension: Upside-down forks, 40mm
Front Wheel Travel: 120 mm / 4.7 in
Rear Suspension: Monoshock, cast aluminium box section swingarm with asymmetric members
Rear Wheel Travel: 120 mm / 4.7 in
Front Brakes: Single 320 mm floating discs, 4 piston radial caliper
Rear Brakes: Single 220 mm disc, 2 piston caliper
Wheels: Aluminium alloy
Front Rim: 3.00 x 17
Rear Rim: 4.00 x 17
Front Tyre: 110/70-17
Rear Tyre: 150/60-17
Dimensions: Length: 1955 mm / 77.0 in Width: 720 mm / 28.3 in Height: 1100 mm / 43.3 in
Wheelbase: 1345 mm / 53.0 in
Seat Height: 805 mm / 31.7 in
Dry Weight: 127 kg / 280 lbs
Wet Weight: 142 kg / 313 lbs

Fuel Capacity: 14 L / 3.7 US gal
Top Speed: 155 km/h / 96 mph

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