Model report · 2005–2025
HONDA GB400TT
399cc
Petrol
Class 2
94.8%
first-time pass rate
2.6%
failed outright
22,655
median miles at test
115
MOT tests, 2005–2025
What fails on a GB400TT
failure defects by component group · advisories excluded
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| lighting and signalling |
|
3 | 60 |
| Identification of the vehicle |
|
1 | 20 |
| lamps and reflectors |
|
1 | 20 |
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 GB400TT beats 4 of its 4 closest rivals (KAWASAKI ER5, SUZUKI GS500, SUZUKI AN400).
KAWASAKI
ER5
77.4% pass · 53.1k tests
SUZUKI
GS500
76.4% pass · 44.9k tests
SUZUKI
AN400
86.2% pass · 27.1k tests
SUZUKI
DR-Z400S
80.4% pass · 26.8k 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 GB400TT.