Smc Quadzilla Stinger 250e MOT Pass Rate
Overall pass rate across all manufacture years, based on 2,828 real MOT test results. Failure rate: 27.0%.
Data from official DVSA MOT testing records
Smc Quadzilla Stinger 250e MOT Reliability Overview
The Smc Quadzilla Stinger 250e is a niche vehicle in the UK, with 2,828 MOT test results recorded in our database spanning 8 manufacture years. It has an overall MOT pass rate of 73.0% and a failure rate of 27.0%, which is above the UK average of approximately 37%.
Based on this data, the Smc Quadzilla Stinger 250e earns a "Very Good" reliability rating. The average Smc Quadzilla Stinger 250e presents for MOT with approximately 4,917 miles on the clock. Manufacture year matters: 2013 models achieve the highest pass rate at 82.9%, while 2005 models have the lowest at 69.1%. This 13.8 percentage point difference suggests notable variation in build quality or component durability across production years.
The most common MOT failure for the Smc Quadzilla Stinger 250e is Suspension, affecting 20.8% of all tests. 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. The second most common issue is Lamps, Reflectors and Electrical Equipment at 20.1%. Brakes rounds out the top three at 17.0%. 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
Best Year to Buy
📈 How Each Vintage Ages
📉 How Age Affects Reliability
MOT failure rate by vehicle age for the Smc Quadzilla Stinger 250e. The dashed red line marks when the manufacturer warranty typically expires (3 years).
Line chart showing MOT failure rate by vehicle age from 3 to 10 years, with warranty expiry marked at 3 years.
💡 What does the warranty cliff mean?
The Smc Quadzilla Stinger 250e actually sees a 5% decrease in failure rate after the warranty period. This is likely due to survivorship bias — unreliable cars are already off the road by this age. Peak failure occurs at age 8 (32.8% fail rate).
Note: pass rates may improve for very old vehicles due to survivorship bias — only well-maintained cars remain on the road.
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 | Lamps, Reflectors And Electrical Equipment | 32.0% | 907 |
| 2 | Suspension | 29.8% | 844 |
| 3 | Brakes | 22.1% | 625 |
| 4 | Steering | 6.9% | 195 |
| 5 | Registration Plates And Vin | 6.8% | 192 |
| 6 | Tyres | 2.8% | 78 |
| 7 | Exhaust, Fuel And Emissions | 2.6% | 73 |
| 8 | Driver's View Of The Road | 2.2% | 63 |
| 9 | Road Wheels | 1.8% | 52 |
| 10 | Motor Tricycles And Quadricycles | 1.6% | 44 |
| 11 | Body, Chassis, Structure | 1.3% | 37 |
| 12 | Identification Of The Vehicle | 1.0% | 27 |
| 13 | Items Not Tested | 0.7% | 21 |
| 14 | Body, Structure And General Items | 0.6% | 18 |
🚗 Similar Cars to Consider
Mileage at MOT
The average Smc Quadzilla Stinger 250e has 4,917 miles when tested for MOT.
About Smc Quadzilla Stinger 250e MOT Data
The Smc Quadzilla Stinger 250e is a niche vehicle in the UK, with 2,828 MOT test results recorded in our database spanning 8 manufacture years. It has an overall MOT pass rate of 73.0% and a failure rate of 27.0%, which is above the UK average of approximately 37%.
For Smc Quadzilla Stinger 250e owners, these results suggest a reliable vehicle that generally passes its MOT without major issues. Focus your pre-MOT checks on suspension and lamps, reflectors and electrical equipment 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 Quadzilla Stinger 250e is likely to perform.
Suspension — 20.8% of failures
Suspension issues account for 20.8% of MOT failures on the Smc Quadzilla Stinger 250e. 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.
Lamps, Reflectors and Electrical Equipment — 20.1% of failures
Lamps, Reflectors and Electrical Equipment issues account for 20.1% of MOT failures on the Smc Quadzilla Stinger 250e. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.
Brakes — 17.0% of failures
Brakes issues account for 17.0% of MOT failures on the Smc Quadzilla Stinger 250e. 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 Smc Quadzilla Stinger 250e?
Based on 2,828 MOT tests in our database, the Smc Quadzilla Stinger 250e has an overall pass rate of 73.0% (27.0% fail rate).
What are the most common MOT failures on a Smc Quadzilla Stinger 250e?
The top 3 reasons a Smc Quadzilla Stinger 250e fails its MOT are: 1. Suspension (20.8%), 2. Lamps, Reflectors and Electrical Equipment (20.1%), 3. Brakes (17.0%). Check these areas before booking your MOT.
Is the Smc Quadzilla Stinger 250e reliable?
With a 27.0% MOT failure rate, the Quadzilla Stinger 250e is more reliable than average compared to the UK average of ~40%.
What should I check before an MOT on my Smc Quadzilla Stinger 250e?
Based on failure data, focus on: Suspension (20.8%); Lamps, Reflectors and Electrical Equipment (20.1%); Brakes (17.0%). 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.