Suzuki GSF 1250 SA K8 GT MOT pass rate and common failures

Suzuki GSF 1250 SA K8 GT motorcycles pass the MOT 85.02% of the time, measured across 207 tests in the DVSA record. A further 7.25% passed only after a defect was put right at the test station.

About average - within 1.9 points of the 86.87% figure for all motorcycles tested.

Pass rate 85.02% 176 of 207

Fixed at the station 7.25% passed after an on-the-spot repair

Average mileage at test 27,310 miles

Average age at test 16.6 years old

Engine 1,255cc MOT class 2

For sale now 0 Suzuki GSF 1250 SA K8 GT adverts

What to check before the MOT

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

Start with too low - it accounts for 31.3% of failed tests on this model.
Then check has a serious fluid leak and not working, the next two most common reasons.
The most common advisory is has a serious fluid leak (6.8% of all tests) - not a failure, but money you will spend sooner or later.
Average recorded mileage at test is 27,310 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
16+ years	83.52%		182

Why the Suzuki GSF 1250 SA K8 GT 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	Too low	31.3%	5
2	Has a serious fluid leak	25%	4
3	Not working	25%	4
4	Excessively binding	18.8%	3
5	Inoperative in the case of a single lamp or all lamps	18.8%	3
6	Less than 1.0 mm thick	18.8%	3
7	Does not illuminate by the operation of both brake controls	12.5%	2
8	Has negligible damping effect	12.5%	2
9	Contaminated	6.3%	1
10	Does not conform to the specified requirements	6.3%	1

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	6.8%	14
2	Tread depth is below minimum requirements of 1.0mm	5.8%	12
3	Less than 1.0 mm thick	5.3%	11
4	Noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition	5.3%	11
5	Excessively loose	3.4%	7
6	Indicates excessive fluctuation of brake effort	1.9%	4
7	Excessively tight	1%	2
8	Has excessive play	1%	2
9	In such a condition that it is seriously weakened	1%	2
10	Seriously damaged	1%	2

Suzuki GSF 1250 SA K8 GT for sale

No Suzuki GSF 1250 SA K8 GT in stock at the moment - 529 other Suzuki bikes are advertised.

Used Suzuki GSF 1250 SA K8 GT Used Suzuki All Suzuki Suzuki MOT statistics

Similar bikes compared

Models of comparable capacity, so the comparison means something.

Model	Tests	Pass rate	Avg mileage
Triumph TIGER · 969cc	16,144	91.27%	22,934
BMW R SERIES · 1,152cc	9,796	91.92%	40,594
BMW R1200 · 1,170cc	9,521	94.43%	28,830
BMW S 1000 · 999cc	8,445	91.96%	15,282
BMW R1250 · 1,254cc	6,764	96.17%	17,373
BMW R 1200 · 1,170cc	6,170	95.28%	27,241

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

Suzuki GSF 1250 SA K8 GT MOT questions

What is the MOT pass rate for the Suzuki GSF 1250 SA K8 GT?+

85.02% of Suzuki GSF 1250 SA K8 GT MOT tests end in a pass, based on 207 tests in the DVSA dataset.

What is the most common MOT failure on a Suzuki GSF 1250 SA K8 GT?+

Too low, which appears in 31.3% 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.