Lexmoto ASSAULT 125 HJ 125-J E4 MOT pass rate and common failures

Lexmoto ASSAULT 125 HJ 125-J E4 motorcycles pass the MOT 63.84% of the time, measured across 307 tests in the DVSA record. A further 6.51% passed only after a defect was put right at the test station.

Worse than average: 23 points below the 86.87% figure for all motorcycles tested.
Pass rate 63.84% 196 of 307
Fixed at the station 6.51% passed after an on-the-spot repair
Average mileage at test 8,028 miles
Average age at test 4.86 years old
Engine 124cc MOT class 1 and 2
For sale now 0 Lexmoto ASSAULT 125 HJ 125-J E4 adverts

What to check before the MOT

Built from this model's own failure record, not general advice.

  • Start with has a serious fluid leak - it accounts for 37.4% of failed tests on this model.
  • Then check the less effective brake control does not achieve an efficiency of 25% and not working, the next two most common reasons.
  • The most common advisory is has a serious fluid leak (14% of all tests) - not a failure, but money you will spend sooner or later.
  • Average recorded mileage at test is 8,028 miles, which is the number to compare any advert against.

Pass rate by age

A single pass rate hides the most useful thing in this data: how the same model behaves at three years old and at fifteen.

Age at test Pass rate   Tests
3-5 years 63.73% 295

Why the Lexmoto ASSAULT 125 HJ 125-J E4 fails

Share of failed tests on this model where the item was recorded. One test can fail on several items, so the column does not add up to 100%.

# Item Of failures   Tests
1 Has a serious fluid leak 37.4% 34
2 The less effective brake control does not achieve an efficiency of 25% 19.8% 18
3 Not working 16.5% 15
4 Excessively binding 15.4% 14
5 Excessively loose 13.2% 12
6 Excessively stiff or notchy 13.2% 12
7 Contaminated 12.1% 11
8 Too low 12.1% 11
9 Missing 9.9% 9
10 Tread depth is below minimum requirements of 1.0mm 9.9% 9

Most common advisories

Not a failure and not a legal requirement to fix - but an advisory that repeats year after year is money the next owner spends.

# Item Of all tests   Tests
1 Has a serious fluid leak 14% 43
2 Noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition 8.8% 27
3 Tread depth is below minimum requirements of 1.0mm 7.8% 24
4 Excessively loose 7.5% 23
5 Worn to excess 7.5% 23
6 Excessively stiff or notchy 4.9% 15
7 Excessively binding 4.6% 14
8 Is bent and the brake cannot be readily applied 4.6% 14
9 Has excessive wear or free play 3.9% 12
10 Less than 1.0 mm thick 3.9% 12

Lexmoto ASSAULT 125 HJ 125-J E4 for sale

No Lexmoto ASSAULT 125 HJ 125-J E4 in stock at the moment - 7 other Lexmoto bikes are advertised.

Similar bikes compared

Models of comparable capacity, so the comparison means something.

Model Tests Pass rate   Avg mileage
Yamaha GPD125-A NMAX 125 · 125cc 8,762 80.8% 45,039
Piaggio VESPA 79-210cc · 79-210cc 8,363 85.42% 11,710
Honda WW · 125cc 7,252 80.32% 40,134
Honda WW 125 A-M · 125cc 5,011 84.06% 29,846
Honda GLR · 125cc 4,737 79.99% 14,642
Honda CBF 100-125cc · 100-125cc 3,204 77% 15,203

Source: DVSA MOT testing data, 2025 · updated Aug 2026 · licence and method

Lexmoto ASSAULT 125 HJ 125-J E4 MOT questions

What is the MOT pass rate for the Lexmoto ASSAULT 125 HJ 125-J E4?+
63.84% of Lexmoto ASSAULT 125 HJ 125-J E4 MOT tests end in a pass, based on 307 tests in the DVSA dataset.
What is the most common MOT failure on a Lexmoto ASSAULT 125 HJ 125-J E4?+
Has a serious fluid leak, which appears in 37.4% of failed tests on this model.
Where does this data come from?+
From the DVSA anonymised MOT testing dataset, which records every MOT carried out in England, Scotland and Wales. It is published under the Open Government Licence and covers 2025.
Does a high pass rate mean the bike is reliable?+
Not by itself. The MOT checks safety items - brakes, tyres, lights, structure - and says nothing about engines, gearboxes or electrics. Read it as a maintenance signal, not a reliability score.
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