Aprilia RS4 125
Real ownership data from 793 UK RS4 125 motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common RS4 125 problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Tyres | major | 9.5% |
| Suspension | fail | 9.2% |
| Other | dangerous | 8.8% |
| Exhaust and emissions | major | 7.3% |
| Brake discs and pads | major | 6.6% |
| Steering and head bearings | major | 5.9% |
| Electrical | fail | 5.5% |
| Controls and cables | dangerous | 5.1% |
Advisories (wear noted but not failed) are excluded above; the most common is lights and indicators.
RS4 125 mileage and reliability by year
Use this to judge whether a specific bike is high or low mileage for its age.
| YearYear | MedianMedian mileage | Mi/yrMiles/year | MOT passFirst-time pass | |
|---|---|---|---|---|
| 2017 | 15 | 10,778 mi | 1,426 | 33.33% |
| 2016 | 110 | 10,114 mi | 926 | 71.15% |
| 2015 | 97 | 12,370 mi | 1,514 | 65.38% |
| 2014 | 67 | 14,302 mi | 1,288 | 58.44% |
| 2013 | 158 | 11,755 mi | 1,260 | 68.49% |
| 2012 | 225 | 10,797 mi | 945 | 71.09% |
| 2011 | 119 | 11,294 mi | 928 | 68.36% |
RS4 125 questions, answered with data
What are the most common problems with the Aprilia RS4 125?
Across 793 UK examples, the most frequently recorded MOT faults are tyres (9.5% of all recorded faults), suspension (9.2% of all recorded faults), other (8.8% of all recorded faults).
What is average mileage for a Aprilia RS4 125?
The median Aprilia RS4 125 in the UK has covered 11,480 miles, and typically rides about 1,036 miles a year. Half of all examples fall between 7,682 and 15,504 miles.
Is the Aprilia RS4 125 reliable?
68.99% of Aprilia RS4 125 MOT tests are passed first time, with an average of 0.21 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 793 Aprilia RS4 125 motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.