Aprilia SX 125 +
Real ownership data from 840 UK SX 125 + motorcycles — mileage, MOT pass rates and the faults that actually come up, taken from DVSA test records rather than opinion.
Most common SX 125 + problems
Ranked by how often each fault appears in this model's MOT history.
| Fault | Severity | Share of faults |
|---|---|---|
| Lights and indicators | major | 14.6% |
| Brakes | major | 11.8% |
| Brake discs and pads | fail | 7.1% |
| Chain and sprockets | dangerous | 7.1% |
| Suspension | fail | 4.7% |
| Tyres | fail | 4.3% |
| Steering and head bearings | dangerous | 4.2% |
| Other | fail | 3.3% |
Advisories (wear noted but not failed) are excluded above; the most common is chain and sprockets.
SX 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 | |
|---|---|---|---|---|
| 2026 | 109 | — | — | — |
| 2025 | 69 | — | — | — |
| 2024 | 98 | 921 mi | — | 100% |
| 2023 | 143 | 5,510 mi | 637 | 69.35% |
| 2022 | 196 | 6,052 mi | 1,024 | 71.18% |
| 2021 | 149 | 7,296 mi | 1,654 | 65.77% |
| 2020 | 16 | 9,198 mi | 4,312 | 33.33% |
| 2019 | 23 | — | — | — |
| 2018 | 20 | — | — | — |
| 2010 | 5 | 8,089 mi | 571 | 65.38% |
| 2008 | 6 | 15,023 mi | 939 | 43.59% |
SX 125 + questions, answered with data
What are the most common problems with the Aprilia SX 125 +?
Across 840 UK examples, the most frequently recorded MOT faults are lights and indicators (14.6% of all recorded faults), brakes (11.8% of all recorded faults), brake discs and pads (7.1% of all recorded faults).
What is average mileage for a Aprilia SX 125 +?
The median Aprilia SX 125 + in the UK has covered 6,740 miles, and typically rides about 1,448 miles a year. Half of all examples fall between 3,858 and 10,248 miles.
Is the Aprilia SX 125 + reliable?
65.47% of Aprilia SX 125 + MOT tests are passed first time, with an average of 0.29 faults recorded per test. This is measured from DVSA MOT records, not owner opinion.
Based on DVSA MOT test records for 840 Aprilia SX 125 + motorcycles registered in Great Britain and Northern Ireland. Contains public sector information licensed under the Open Government Licence v3.0.