The Aprilia RS 125 is the Italian learner sportbike that has carried the RS name in the 125 class since the 1990s. The two-stroke bikes, with Rotax-built singles and race-derived chassis, are the ones enthusiasts remember: in unrestricted form they made around 30 hp, making them some of the quickest 125s ever sold, though many were delivered restricted for learner licences.
Later RS 125s switched to a four-stroke single built to the A1 licence limit of 15 hp, wrapped in bodywork styled after Aprilia's larger RS and RSV4 sportbikes. They are aimed at riders taking their first step onto a sportbike, with the look and riding position of a bigger machine. Rivals include the Yamaha YZF-R125 and Honda CBR125R.
| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 2027 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 47 |
| 2026 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 46 |
| 2025 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 47 |
| 2024 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 48 |
| 2023 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 48 |
| 2022 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 47 |
| 2021 | ![]() |
124.2 cc | 14.8 hp | 144 kg | 820 mm | 47 |
| 2020 | ![]() |
124.8 cc | 15 hp | 122 kg | 820 mm | 48 |
| 2019 | ![]() |
124.8 cc | 15 hp | 145 kg | 820 mm | 47 |
| 2018 | ![]() |
124.8 cc | 15 hp | 145 kg | 820 mm | 47 |
| 2017 | ![]() |
124.8 cc | 15 hp | 145 kg | 820 mm | 47 |
| 2013 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 44 |
| 2012 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 44 |
| 2011 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 42 |
| 2010 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 42 |
| 2009 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 42 |
| 2008 | ![]() |
124.8 cc | 24.1 hp | 120 kg | 805 mm | 41 |
| 2007 | ![]() |
124.8 cc | 28.2 hp | 120 kg | 805 mm | 42 |
| 2006 | ![]() |
124.8 cc | 28.2 hp | 120 kg | 805 mm | 42 |
| 2005 | ![]() |
124.8 cc | 28 hp | 143 kg | 805 mm | 41 |
| 2004 | ![]() |
125 cc | 28 hp | 143 kg | 805 mm | 42 |
| 2003 | ![]() |
125 cc | 28 hp | 114 kg | 805 mm | 43 |
| 2002 | ![]() |
124.8 cc | 34 hp | 114 kg | 805 mm | 44 |
| 2001 | ![]() |
125 cc | 34 hp | 115 kg | 805 mm | 44 |
| 2000 | ![]() |
125 cc | 34 hp | 117 kg | 790 mm | 42 |
| 1999 | ![]() |
125 cc | 34 hp | 143 kg | 780 mm | 43 |
| 1998 | ![]() |
125 cc | 34 hp | 115 kg | 790 mm | 43 |
| 1997 | ![]() |
125 cc | 34 hp | 117 kg | 780 mm | 43 |