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Pass Your MOT

Ajs 125 MOT Pass Rate

Overall pass rate across all manufacture years, based on 45 real MOT test results. Failure rate: 57.8%.

42.2%
Pass Rate
57.8%
Fail Rate
45
Total Tests
Motorcycle lighting and signalling
Top Failure

Data from official DVSA MOT testing records

Ajs 125 MOT Reliability Overview

The Ajs 125 is a rare vehicle in the UK, with 45 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 42.2% and a failure rate of 57.8%, which is significantly below the UK average of approximately 37%.

Based on this data, the Ajs 125 earns a "Very Poor" reliability rating. The average Ajs 125 presents for MOT with approximately 12,512 miles on the clock.

The most common MOT failure for the Ajs 125 is Motorcycle lighting and signalling, affecting 42.2% of all tests. 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. The second most common issue is Motorcycle drive system at 20.0%. Motorcycle brakes rounds out the top three at 17.8%. Together, these top 3 failure categories account for a significant portion of all MOT failures for this model.

⚠ Based on limited data (45 tests)

Top failures across all manufacture years combined. Individual year pages may show different top failures.

What Fails Most

Motorcycle lighting and signalling 42.2%
Motorcycle drive system 20.0%
Motorcycle brakes 17.8%
⚖️ Compare

* 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
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Motorcycle Lighting And Signalling48.9%22
2Motorcycle Drive System24.4%11
3Motorcycle Brakes20.0%9
4Motorcycle Steering And Suspension17.8%8
5Motorcycle Fuel And Exhaust13.3%6
6Motorcycle Structure And Attachments8.9%4
7Motorcycle Lamps And Reflectors6.7%3
8Motorcycle Tyres And Wheels4.4%2
9Motorcycle Reg Plates And Vin4.4%2
10Identification Of The Vehicle2.2%1
11Motorcycle Body And Structure2.2%1
12Motorcycle Driving Controls2.2%1
13Motorcycle Suspension2.2%1

Failures per 10,000 Miles

avg. 12,512 mi

For 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.

Motorcycle lighting and signalling39.07% per 10K miMotorcycle drive system19.54% per 10K miMotorcycle brakes15.98% per 10K miMotorcycle steering and suspension14.21% per 10K miMotorcycle fuel and exhaust10.66% per 10K miMotorcycle structure and attachments7.10% per 10K miMotorcycle lamps and reflectors5.33% per 10K miMotorcycle tyres and wheels3.55% per 10K miMotorcycle reg plates and vin3.55% per 10K miIdentification of the vehicle1.78% per 10K miMotorcycle body and structure1.78% per 10K miMotorcycle driving controls1.78% per 10K miMotorcycle suspension1.78% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Motorcycle lighting and signalling39.0748.9%22
Motorcycle drive system19.5424.4%11
Motorcycle brakes15.9820.0%9
Motorcycle steering and suspension14.2117.8%8
Motorcycle fuel and exhaust10.6613.3%6
Motorcycle structure and attachments7.108.9%4
Motorcycle lamps and reflectors5.336.7%3
Motorcycle tyres and wheels3.554.4%2
Motorcycle reg plates and vin3.554.4%2
Identification of the vehicle1.782.2%1
Motorcycle body and structure1.782.2%1
Motorcycle driving controls1.782.2%1
Motorcycle suspension1.782.2%1

🚗 Similar Cars to Consider

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Mileage at MOT

12,512
Mean
10,310
Median
5,988
25th Percentile
22,700
75th Percentile

The average Ajs 125 has 12,512 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.

46.20%
Fail Rate per 10K Miles
Average across all makes: 5.38%
57.8%
Overall Fail Rate
12,512 avg miles
🔴 Poor — above average failure rate

The Ajs 125 has a mileage-adjusted failure rate of 46.20% per 10,000 miles driven. The average across all makes is 5.38%, so this model is worse than average.

About Ajs 125 MOT Data

The Ajs 125 is a rare vehicle in the UK, with 45 MOT test results recorded in our database spanning 0 manufacture years. It has an overall MOT pass rate of 42.2% and a failure rate of 57.8%, which is significantly below the UK average of approximately 37%.

For Ajs 125 owners, these results suggest above-average failure risk — thorough pre-MOT checks are recommended. Focus your pre-MOT checks on motorcycle lighting and signalling and motorcycle drive system 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 125 is likely to perform.

Motorcycle lighting and signalling — 42.2% of failures

Motorcycle lighting and signalling issues account for 42.2% of MOT failures on the Ajs 125. 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 drive system — 20.0% of failures

Motorcycle drive system issues account for 20.0% of MOT failures on the Ajs 125. Motorcycle drive system 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 brakes — 17.8% of failures

Motorcycle brakes issues account for 17.8% of MOT failures on the Ajs 125. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Frequently Asked Questions

What is the MOT pass rate for the Ajs 125?

Based on 45 (based on limited data) MOT tests in our database, the Ajs 125 has an overall pass rate of 42.2% (57.8% fail rate).

What are the most common MOT failures on a Ajs 125?

The top 3 reasons a Ajs 125 fails its MOT are: 1. Motorcycle lighting and signalling (42.2%), 2. Motorcycle drive system (20.0%), 3. Motorcycle brakes (17.8%). Check these areas before booking your MOT.

Is the Ajs 125 reliable?

With a 57.8% MOT failure rate, the 125 is less reliable than average compared to the UK average of ~40%.

What should I check before an MOT on my Ajs 125?

Based on failure data, focus on: Motorcycle lighting and signalling (42.2%); Motorcycle drive system (20.0%); Motorcycle brakes (17.8%). 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.

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