1981 Suzuki Dr400 MOT Pass Rate
Pass rate for Dr400 models manufactured in 1981, based on 57 real MOT test results.
Data from official DVSA MOT testing records
1981 Suzuki Dr400 MOT Analysis
The 1981 Suzuki Dr400 has an MOT pass rate of 66.7% based on 57 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 15,726 miles on the odometer. With a 33.3% failure rate, the 1981 Dr400 is rated as "Good" for MOT reliability.
The leading cause of MOT failure for the 1981 Suzuki Dr400 is Motorcycle audible warning (Horn), responsible for 1.8% of failures. Motorcycle audible warning (Horn) 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 range from £100–400. Motorcycle structure and attachments is the second most common issue at 1.8%. Motorcycle suspension follows at 1.8%.
Top failures specific to 1981 models only. The overall Dr400 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 | Motorcycle Audible Warning (Horn) | 1.8% | 1 |
| 2 | Motorcycle Structure And Attachments | 1.8% | 1 |
| 3 | Motorcycle Suspension | 1.8% | 1 |
| 4 | Motorcycle Wheels | 1.8% | 1 |
Failures per 10,000 Miles
avg. 15,726 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 audible warning (Horn) | 1.12 | 1.8% | 1 |
| Motorcycle structure and attachments | 1.12 | 1.8% | 1 |
| Motorcycle suspension | 1.12 | 1.8% | 1 |
| Motorcycle wheels | 1.12 | 1.8% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1981 Suzuki Dr400 has an MOT pass rate of 66.7% based on 57 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 15,726 miles on the odometer. With a 33.3% failure rate, the 1981 Dr400 is rated as "Good" for MOT reliability.
If you own or are considering buying a 1981 Suzuki Dr400, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle audible warning (horn): Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights. With relatively low average mileage of 15,726 miles, many of these vehicles are still in good mechanical condition.
Motorcycle audible warning (Horn) — 1.8% of failures
Motorcycle audible warning (Horn) issues account for 1.8% of MOT failures on 1981 Suzuki Dr400 models. Motorcycle audible warning (Horn) 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 structure and attachments — 1.8% of failures
Motorcycle structure and attachments issues account for 1.8% of MOT failures on 1981 Suzuki Dr400 models. Motorcycle structure and attachments 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 suspension — 1.8% of failures
Motorcycle suspension issues account for 1.8% of MOT failures on 1981 Suzuki Dr400 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.