2011 Smc Quadzilla 300 L (quad Bike) MOT Pass Rate
Pass rate for Quadzilla 300 L (quad Bike) models manufactured in 2011, based on 127 real MOT test results.
Data from official DVSA MOT testing records
2011 Smc Quadzilla 300 L (quad Bike) MOT Analysis
The 2011 Smc Quadzilla 300 L (quad Bike) has an MOT pass rate of 69.3% based on 127 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 4,749 miles on the odometer. With a 30.7% failure rate, the 2011 Quadzilla 300 L (quad Bike) is rated as "Good" for MOT reliability.
The leading cause of MOT failure for the 2011 Smc Quadzilla 300 L (quad Bike) is Suspension, responsible for 3.1% of failures. 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 range from £200–500. Body, chassis, structure is the second most common issue at 0.8%. Brakes follows at 0.8%.
Top failures specific to 2011 models only. The overall Quadzilla 300 L (quad Bike) page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Suspension | 3.1% | 4 |
| 2 | Body, Chassis, Structure | 0.8% | 1 |
| 3 | Brakes | 0.8% | 1 |
Mileage Statistics
About This Data
The 2011 Smc Quadzilla 300 L (quad Bike) has an MOT pass rate of 69.3% based on 127 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 4,749 miles on the odometer. With a 30.7% failure rate, the 2011 Quadzilla 300 L (quad Bike) is rated as "Good" for MOT reliability.
If you own or are considering buying a 2011 Smc Quadzilla 300 L (quad Bike), you can expect reliable MOT performance overall. Before your MOT, pay particular attention to suspension: 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. With relatively low average mileage of 4,749 miles, many of these vehicles are still in good mechanical condition.
Suspension — 3.1% of failures
Suspension issues account for 3.1% of MOT failures on 2011 Smc Quadzilla 300 L (quad Bike) models. 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.
Body, chassis, structure — 0.8% of failures
Body, chassis, structure issues account for 0.8% of MOT failures on 2011 Smc Quadzilla 300 L (quad Bike) models. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs: £100–500+. Pre-MOT check: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely.
Brakes — 0.8% of failures
Brakes issues account for 0.8% of MOT failures on 2011 Smc Quadzilla 300 L (quad Bike) models. 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).
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.