2009 Aprilia RS 125

2009 Aprilia RS 125
MSRP $5,499

Lap for lap, dollar for dollar, this GP-bred track bike outclasses larger displacement alternatives. With the debut of Aprilia’s track-only RS 125 two-stroke single, outsmarting the big bore boys has just become a sport in itself. The Italian manufacturer’s major-thrills track bike with the amazingly low price point is an all-new option for enthusiasts who want the speed, agility and superior handling that only a super-light-weight motorcycle can deliver.

ModelRS 125
Engine TypeSingle cylinder two stroke. Aluminium cylinder with Nikasil coated liner.
Engine Displacement124.8 cc
Bore Stroke54 x 54.5 mm
CoolingLiquid cooled
Compression Ratio12.5 ± 0.5:1
Fuel SystemDell’Orto VHST 28
IgnitionElectronic CDI ignition
Starting SystemElectric
Transmission6 speed
Final DriveChain
Rake TrailNA
Seat Height31.6 inches
Wheelbase52.9 inches
Front SuspensionUpside down hydraulic fork, 40 mm. Wheel travel 4.72in
Rear SuspensionSwingarm w/ asymmetric members, Hydraulic monoshock, Wheel travel 4.72in
Front BrakeFloating 320 mm disc. Radial caliper w/ four differential diameter pistons, 32 mm– 27 mm
Rear BrakeSingle 220 mm disc. Caliper with two 30 mm pistons
Front Tire110 /70-17
Rear Tire150/60-17
Fuel Capacity3.7 gallons (.92 gallon reserve)
Dry Weight280lbs