2021 Land Rover R Rover A-Bio Dyn A — MOT failures & pass rate
Across 852 MOT tests, the 2021 Land Rover R Rover A-Bio Dyn A recorded a 92.0% pass rate. All cars of a similar age fail at 8.6%, so the 2021 R Rover A-Bio Dyn A sits squarely on the average. Failures cluster in tyres, visibility and lighting & signalling.
What the MOT record shows
Tyres dominates the failure mix at 5.6% of all tests — 3.4 points clear of visibility, so it is the first thing to check.
At component level the recurring items are wipers, registration plates and headlamp aim — wipers alone was recorded 19 times.
Mileage matters less than usual here: the 2021 R Rover A-Bio Dyn A fails 5.7% of the time in the 0-30k band and 6.3% at 60-90k, a spread of only 0.5 points.
Advisories point at the next bill rather than this one: tyres was flagged on 15.1% of tests without failing them.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 5.6% | 48 |
| 2 | Visibility | 2.2% | 19 |
| 3 | Lighting & signalling | 1.5% | 13 |
| 4 | Other defects | 0.7% | 6 |
| 5 | Brakes | 0.6% | 5 |
| 6 | Suspension | 0.2% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 19 |
| 2 | Registration plates | 12 |
| 3 | Headlamp aim | 9 |
| 4 | Headlamp cleaning device | 4 |
| 5 | Brake pads | 3 |
| 6 | Pedal | 2 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 15.1% | 129 |
| 2 | Brakes | 6.5% | 55 |
| 3 | Visibility | 4.2% | 36 |
| 4 | Other defects | 3.8% | 32 |
| 5 | Suspension | 0.6% | 5 |
| 6 | Lighting & signalling | 0.4% | 3 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 366 | 5.7% |
| 30-60k | 438 | 10.1% |
| 60-90k | 48 | 6.3% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 424 | 9.2% |
| 2025 | 410 | 7.1% |
What to check before buying a 2021 R Rover A-Bio Dyn A
On a 2021 R Rover A-Bio Dyn A, tyres is what the MOT record says goes wrong most — it appeared in 5.6% of tests. Check these areas before you commit.
- Tyres (5.6% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Visibility (2.2% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
- Lighting & signalling (1.5% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2021 Land Rover R Rover A-Bio Dyn As pass their MOT?
92.0% of the 852 2021 Land Rover R Rover A-Bio Dyn A MOT tests in this dataset passed — a 8.0% fail rate.
What is the most common MOT failure on a 2021 Land Rover R Rover A-Bio Dyn A?
Tyres, recorded in 5.6% of tests, followed by visibility (2.2%).
Does the 2021 R Rover A-Bio Dyn A get worse with mileage?
Its MOT fail rate rises from 5.7% in the 0-30k band to 6.3% in the 60-90k band.
Methodology & source. Based on 852 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-27. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.