Yamaha Sr125 (2003)
2003 Yamaha Sr125
CarHunch analysed 170 real MOT records for the 2003 Yamaha Sr125.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2003 Yamaha SR125 passes its MOT just above the UK average at 82.2%, but one in five of these bikes have recorded a dangerous defect at some point, which is a legitimate concern for safety-conscious buyers. Petrol versus diesel isn't relevant here, so focus instead on the fact that this narrow margin of reliability above the average masks genuine risk.
These 20-year-old bikes are running relatively light at 15,537 miles on average, yet they're still accumulating nearly 2.2 failures per test and almost 6 advisories each, suggesting wear-related issues are catching up despite modest mileage. Before buying, have a pre-purchase inspection performed by a mechanic familiar with small motorcycles, paying particular attention to braking and suspension components where those dangerous defects tend to cluster.
We have limited data for the 2003 Yamaha Sr125 — treat the figures below as indicative rather than definitive.
These stats describe 170 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
What tends to go wrong
Across 170 vehicles — figures show how many had each issue flagged at least once in their MOT history.
Data covers a 3-year window centred on 2003.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 170 Yamaha Sr125 cars.
Before you buy a 2003 Yamaha Sr125
Based on MOT data from 170 vehicles — here's what to check.
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Check the full MOT history.
21.2% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Mileage Distribution
Most 2003 Yamaha Sr125 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2003 Yamaha Sr125 vehicles fall between 8,423 and 22,179 miles.
2003 Yamaha Sr125 — Still on the Road
Numbers are thinning — 31% of 2003 Yamaha Sr125s are still active.
Numbers are declining — 26 vehicles still getting MOTs in 2025 (31% of peak).
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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Compare with another model
See how the 2003 Yamaha Sr125 stacks up against a rival.