Buell S1 Reliability, MOT Pass Rate & Common Faults
Free Buell S1 car check
Is the Buell S1 reliable? We analysed 4,320 real MOT tests across 447 vehicles to find out.
Got a specific Buell S1? Enter the reg for a free check:
The Buell S1 is above average for reliability based on real UK MOT data. Common problems include reflector on motorcycle missing, stop lamp does not illuminate immediately a brake applies and tyre tread depth is below minimum requirements of 1.0mm. Here's everything you need to know before buying a used Buell S1.
Buell S1 Number Plates
Number plates registered to a Buell S1. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Buell S1 MOT Pass Rate by Year
How likely is a Buell S1 to pass its MOT? Here's the pass rate for each registration year, newest first.
Buell S1 Problems — What Goes Wrong?
The most common reasons a Buell S1 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Buell S1 Mileage — What's Normal?
How many miles does a typical Buell S1 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Buell S1 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Buell S1 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2001 | 513 | 89.9% | 8,701 | 13,561 | 19,189 |
| 2000 | 674 | 87.1% | 9,967 | 14,580 | 18,860 |
| 1999 | 849 | 89.4% | 8,096 | 12,465 | 19,184 |
| 1998 | 1,373 | 87.4% | 8,484 | 12,701 | 18,360 |
| 1997 | 845 | 84.7% | 9,104 | 13,896 | 20,646 |
How Long Does a Buell S1 Last?
Based on 447 Buell S1 vehicles on UK roads.
Buell S1 Mileage Distribution
Total mileage recorded across all Buell S1 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Buell S1
Based on MOT pass rates across all registration years with sufficient test data.
89.9% MOT pass rate from 513 tests
84.7% MOT pass rate from 845 tests
The best year to buy a used Buell S1 is 2001, which has the highest MOT pass rate at 89.9% across 513 tests. The 1997 model year has the lowest pass rate at 84.7% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Buell S1 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Buell S1 THIS CAR | 87.6% | 4,320 | 13,292 mi | 29 yrs |
| Buell XB12S | 87.9% | 6,009 | 8,679 mi | 23 yrs |
| Buell M2 | 88% | 4,056 | 13,496 mi | 29 yrs |
| Buell XB12R | 87.5% | 3,611 | 9,752 mi | 23 yrs |
| Chevrolet Spark Ls | 82.4% | 2,616 | 46,793 mi | — yrs |
Compared to the Buell XB12S (87.9% pass rate) and the Buell M2 (88.0% pass rate), the Buell S1 trails behind on MOT reliability.
Found a Buell S1 you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Buell S1Should you buy a used Buell S1?
The Buell S1 has an overall MOT pass rate of 87.6% across 4,320 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Buell S1 are reflector on motorcycle missing (48 recorded failures), stop lamp does not illuminate immediately a brake applies (30), and tyre tread depth is below minimum requirements of 1.0mm (27). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
A typical Buell S1 owner drives around 353 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Buell S1 models stay on UK roads for around 29 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.