MOT Risk Index.co.uk

Does the Mercedes-Benz 300 fail the MOT on road wheels more than it should?

The Mercedes-Benz 300 records 0.31 road wheels failure items per 100 initial MOT tests (2019–2024), against 0.29 expected for a car of the same age mix: about as expected for its class and age (the difference is within its interval or under 0.5 items per 100 tests) (+0.02, 95% interval −0.06 to +0.10). It ranks 191 of 516 models on road wheels (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on road wheels · check a Mercedes-Benz 300 by registration

What exactly fails on road wheels?

The most frequent DVSA defect wording in this group on the Mercedes-Benz 300 is “A wheel with a loose or missing wheel nut, bolt or stud”, recorded 52 times in 2019–2024.

Mercedes-Benz 300: most frequent road wheels defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A wheel with a loose or missing wheel nut, bolt or stud520.29

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 18,189 (initial tests) · Method: failure items (major and minor) grouped by DVSA's defect tree; wordings with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

Other pages for this model

Mercedes-Benz 300 in Norway · Mercedes-Benz 300 in the Netherlands · Mercedes-Benz 300 by postcode area · Mercedes-Benz 300 body, chassis and structure failures · Mercedes-Benz 300 brakes failures · Mercedes-Benz 300 vehicle identification failures · Mercedes-Benz 300 lamps, reflectors and electrics failures · Mercedes-Benz 300 noise, emissions and leaks failures · Mercedes-Benz 300 seat belts and airbags failures · Mercedes-Benz 300 steering failures · Mercedes-Benz 300 suspension failures · Mercedes-Benz 300 tyres failures · Mercedes-Benz 300 visibility failures