Kawasaki BN125A5 Reliability, MOT Pass Rate & Common Faults
Free Kawasaki BN125A5 car check
Is the Kawasaki BN125A5 reliable? We analysed 1,036 real MOT tests across 104 vehicles to find out.
Got a specific Kawasaki BN125A5? Enter the reg for a free check:
The Kawasaki BN125A5 is above average for reliability based on real UK MOT data. Common problems include roller brake test indicates a binding brake, drive chain excessively loose and tyre tread depth is below minimum requirements of 1.0mm. Here's everything you need to know before buying a used Kawasaki BN125A5.
Kawasaki BN125A5 Number Plates
Number plates registered to a Kawasaki BN125A5. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Kawasaki BN125A5 MOT Pass Rate by Year
How likely is a Kawasaki BN125A5 to pass its MOT? Here's the pass rate for each registration year, newest first.
Kawasaki BN125A5 Problems — What Goes Wrong?
The most common reasons a Kawasaki BN125A5 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Kawasaki BN125A5 Mileage — What's Normal?
How many miles does a typical Kawasaki BN125A5 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Kawasaki BN125A5 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Kawasaki BN125A5 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2004 | 53 | 77.4% | 5,397 | 7,456 | 15,063 |
| 2003 | 475 | 77.3% | 5,668 | 10,452 | 16,583 |
| 2002 | 452 | 79.0% | 5,179 | 8,896 | 13,486 |
How Long Does a Kawasaki BN125A5 Last?
Based on 104 Kawasaki BN125A5 vehicles on UK roads.
Kawasaki BN125A5 Mileage Distribution
Total mileage recorded across all Kawasaki BN125A5 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 Kawasaki BN125A5
Based on MOT pass rates across all registration years with sufficient test data.
79.0% MOT pass rate from 452 tests
77.3% MOT pass rate from 475 tests
The best year to buy a used Kawasaki BN125A5 is 2002, which has the highest MOT pass rate at 79.0% across 452 tests. The 2003 model year has the lowest pass rate at 77.3% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Kawasaki BN125A5 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Kawasaki BN125A5 THIS CAR | 77.8% | 1,036 | 9,729 mi | 24 yrs |
| Kawasaki ZX-6R | 81.7% | 204,826 | 19,965 mi | 31 yrs |
| Kawasaki ZX-9R | 83.7% | 103,150 | 22,736 mi | 32 yrs |
| Kawasaki ER5 | 81.2% | 65,763 | 22,023 mi | 30 yrs |
| Vauxhall Antara Diamond Cdti S/s | 87.2% | 766 | 64,839 mi | — yrs |
Compared to the Kawasaki ZX-6R (81.7% pass rate) and the Kawasaki ZX-9R (83.7% pass rate), the Kawasaki BN125A5 trails behind on MOT reliability.
Found a Kawasaki BN125A5 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 Kawasaki BN125A5Should you buy a used Kawasaki BN125A5?
The Kawasaki BN125A5 has an overall MOT pass rate of 77.8% across 1,036 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 Kawasaki BN125A5 are roller brake test indicates a binding brake (24 recorded failures), drive chain excessively loose (16), and tyre tread depth is below minimum requirements of 1.0mm (14). 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 Kawasaki BN125A5 owner drives around 678 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 Kawasaki BN125A5 models stay on UK roads for around 24 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.