MOT Risk Index.co.uk

Does the Mercedes-Benz R-Class fail the MOT on body, chassis and structure more than it should?

The Mercedes-Benz R-Class records 19.45 body, chassis and structure failure items per 100 initial MOT tests (2019–2024), against 9.79 expected for a car of the same age mix: more than expected for its class and age (+9.66, 95% interval +8.80 to +10.51). It ranks 47 of 663 models on body, chassis and structure (1 = most failures above expected).

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · all models on body, chassis and structure · check a Mercedes-Benz R-Class by registration

What exactly fails on body, chassis and structure?

The most frequent DVSA defect wording in this group on the Mercedes-Benz R-Class is “A transmission shaft constant velocity joint boot severely deteriorated”, recorded 1,356 times in 2019–2024.

Mercedes-Benz R-Class: most frequent body, chassis and structure defect wordings, 2019–2024 (30+ items each)
DVSA defect wordingItemsPer 100 tests
A transmission shaft constant velocity joint boot severely deteriorated1,35613.29
A transmission shaft constant velocity joint boot missing or no longer prevents the ingress of dirt etc4904.80

Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 10,206 (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 R-Class 2006 · Mercedes-Benz R-Class 2007 · Mercedes-Benz R-Class 2008 · Mercedes-Benz R-Class 2009 · Mercedes-Benz R-Class 2010 · Mercedes-Benz R-Class 2011 · Mercedes-Benz R-Class by postcode area · Mercedes-Benz R-Class brakes failures · Mercedes-Benz R-Class vehicle identification failures · Mercedes-Benz R-Class lamps, reflectors and electrics failures · Mercedes-Benz R-Class noise, emissions and leaks failures · Mercedes-Benz R-Class road wheels failures · Mercedes-Benz R-Class seat belts and airbags failures · Mercedes-Benz R-Class steering failures · Mercedes-Benz R-Class suspension failures · Mercedes-Benz R-Class tyres failures · Mercedes-Benz R-Class visibility failures