Model report · 2005–2025
HONDA CB400NC
399cc
Petrol
Class 2
78.9%
first-time pass rate
14.4%
failed outright
30,114
median miles at test
90
MOT tests, 2005–2025
What fails on a CB400NC
failure defects by component group · advisories excluded
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| steering and suspension |
|
12 | 35.3 |
| brakes |
|
8 | 23.5 |
| tyres and wheels |
|
4 | 11.8 |
| drive system |
|
4 | 11.8 |
| structure and attachments |
|
2 | 5.9 |
| reg plates and vin |
|
1 | 2.9 |
| fuel and exhaust |
|
1 | 2.9 |
| body and structure |
|
1 | 2.9 |
| tyres |
|
1 | 2.9 |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.
How rivals compare
same type, similar capacity, high test volume
On first-time pass rate the CB400NC beats 1 of its 3 closest rivals (HONDA CB500, HONDA CB400, HONDA CB400N).
HONDA
CB500
83.3% pass · 105k tests
HONDA
CB400
80.9% pass · 9,072 tests
HONDA
CB400N
77.5% pass · 5,366 tests
Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the CB400NC.