Harley-davidson Xl 1200 Nightster 11 MOT Pass Rate
Overall pass rate across all manufacture years, based on 81 real MOT test results. Failure rate: 9.9%.
Data from official DVSA MOT testing records
Harley-davidson Xl 1200 Nightster 11 MOT Reliability Overview
The Harley-davidson Xl 1200 Nightster 11 is a rare vehicle in the UK, with 81 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 90.1% and a failure rate of 9.9%, which is well above the UK average of approximately 37%.
Based on this data, the Harley-davidson Xl 1200 Nightster 11 earns a "Excellent" reliability rating. The average Harley-davidson Xl 1200 Nightster 11 presents for MOT with approximately 6,630 miles on the clock. The 2011 manufacture year performs best with a 88.5% pass rate.
The most common MOT failure for the Harley-davidson Xl 1200 Nightster 11 is Motorcycle fuel and exhaust, affecting 4.9% of all tests. Motorcycle fuel and exhaust issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. The second most common issue is Motorcycle lighting and signalling at 4.9%. Motorcycle steering and suspension rounds out the top three at 2.5%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.
Top failures across all manufacture years combined. Individual year pages may show different top failures.
What Fails Most
Pass Rate by Manufacture Year
* High Fail Rate badge indicates an MOT pass rate below 65% (failure rate above 35%).
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Motorcycle Lighting And Signalling | 4.9% | 4 |
| 2 | Motorcycle Fuel And Exhaust | 4.9% | 4 |
| 3 | Motorcycle Steering And Suspension | 2.5% | 2 |
| 4 | Motorcycle Brakes | 2.5% | 2 |
| 5 | Motorcycle Lamps And Reflectors | 2.5% | 2 |
| 6 | Motorcycle Steering | 2.5% | 2 |
| 7 | Motorcycle Tyres And Wheels | 1.2% | 1 |
Failures per 10,000 Miles
avg. 6,630 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Motorcycle lighting and signalling | 7.45 | 4.9% | 4 |
| Motorcycle fuel and exhaust | 7.45 | 4.9% | 4 |
| Motorcycle steering and suspension | 3.72 | 2.5% | 2 |
| Motorcycle brakes | 3.72 | 2.5% | 2 |
| Motorcycle lamps and reflectors | 3.72 | 2.5% | 2 |
| Motorcycle steering | 3.72 | 2.5% | 2 |
| Motorcycle tyres and wheels | 1.86 | 1.2% | 1 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Harley-davidson Xl 1200 Nightster 11 has 6,630 miles when tested for MOT.
📊 Mileage-Adjusted Failure Rate
How often this car fails MOT relative to how much it's driven — a fairer comparison than raw pass rate.
The Harley-davidson Xl 1200 Nightster 11 has a mileage-adjusted failure rate of 14.93% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.
About Harley-davidson Xl 1200 Nightster 11 MOT Data
The Harley-davidson Xl 1200 Nightster 11 is a rare vehicle in the UK, with 81 MOT test results recorded in our database spanning 1 manufacture years. It has an overall MOT pass rate of 90.1% and a failure rate of 9.9%, which is well above the UK average of approximately 37%.
For Harley-davidson Xl 1200 Nightster 11 owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on motorcycle fuel and exhaust and motorcycle lighting and signalling for the best chance of a first-time pass. Use our detailed year-by-year breakdown and failure analysis below to understand how your specific Xl 1200 Nightster 11 is likely to perform.
Motorcycle fuel and exhaust — 4.9% of failures
Motorcycle fuel and exhaust issues account for 4.9% of MOT failures on the Harley-davidson Xl 1200 Nightster 11. Motorcycle fuel and exhaust issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle lighting and signalling — 4.9% of failures
Motorcycle lighting and signalling issues account for 4.9% of MOT failures on the Harley-davidson Xl 1200 Nightster 11. Motorcycle lighting and signalling issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Motorcycle steering and suspension — 2.5% of failures
Motorcycle steering and suspension issues account for 2.5% of MOT failures on the Harley-davidson Xl 1200 Nightster 11. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.
Frequently Asked Questions
What is the MOT pass rate for the Harley-davidson Xl 1200 Nightster 11?
Based on 81 (based on limited data) MOT tests in our database, the Harley-davidson Xl 1200 Nightster 11 has an overall pass rate of 90.1% (9.9% fail rate).
What are the most common MOT failures on a Harley-davidson Xl 1200 Nightster 11?
The top 3 reasons a Harley-davidson Xl 1200 Nightster 11 fails its MOT are: 1. Motorcycle fuel and exhaust (4.9%), 2. Motorcycle lighting and signalling (4.9%), 3. Motorcycle steering and suspension (2.5%). Check these areas before booking your MOT.
Is the Harley-davidson Xl 1200 Nightster 11 reliable?
With a 9.9% MOT failure rate, the Xl 1200 Nightster 11 is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Harley-davidson Xl 1200 Nightster 11?
Based on failure data, focus on: Motorcycle fuel and exhaust (4.9%); Motorcycle lighting and signalling (4.9%); Motorcycle steering and suspension (2.5%). These are the areas most likely to cause a fail. Also check all lights, tyres (minimum 1.6mm tread), and windscreen condition — these are quick wins that apply to all cars.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.