1977 Rolls-Royce Silver Wraith MOT Pass Rate
Pass rate for Silver Wraith models manufactured in 1977, based on 150 real MOT test results.
Data from official DVSA MOT testing records
1977 Rolls-Royce Silver Wraith MOT Analysis
The 1977 Rolls-Royce Silver Wraith has an MOT pass rate of 82.0% based on 150 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 92,168 miles on the odometer. With a 18.0% failure rate, the 1977 Silver Wraith is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1977 Rolls-Royce Silver Wraith is Steering, responsible for 1.3% of failures. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs range from £150–600. Lamps, reflectors and electrical equipment is the second most common issue at 0.7%.
Top failures specific to 1977 models only. The overall Silver Wraith page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
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| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Steering | 1.3% | 2 |
| 2 | Lamps, Reflectors And Electrical Equipment | 0.7% | 1 |
Failures per 10,000 Miles
avg. 92,168 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 |
|---|---|---|---|
| Steering | 0.14 | 1.3% | 2 |
| Lamps & Electrical | 0.07 | 0.7% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1977 Rolls-Royce Silver Wraith has an MOT pass rate of 82.0% based on 150 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 92,168 miles on the odometer. With a 18.0% failure rate, the 1977 Silver Wraith is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1977 Rolls-Royce Silver Wraith, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to steering: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels. With an average mileage of 92,168 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.
Steering — 1.3% of failures
Steering issues account for 1.3% of MOT failures on 1977 Rolls-Royce Silver Wraith models. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.
Lamps, reflectors and electrical equipment — 0.7% of failures
Lamps, reflectors and electrical equipment issues account for 0.7% of MOT failures on 1977 Rolls-Royce Silver Wraith models. 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.