BIKERELIABILITY
MOT DATA · GREAT BRITAIN · 2005–2025
League table/ SUZUKI/GSF 1250 SA L0
Model report · 2005–2025

SUZUKI GSF 1250 SA L0

1255cc Petrol Class 2
88.0%
first-time pass rate
6.5%
failed outright
15,404
median miles at test
4,373
MOT tests, 2005–2025

Pass rate over time

first-time pass rate by test year · 2012–2025

The GSF 1250 SA L0's first-time pass rate has risen 1.3 points since 2012, 85.5% to 86.8%.

82%87%93%2012: 85.5% pass (76 tests)2013: 87.7% pass (316 tests)2014: 90.6% pass (405 tests)2015: 90.8% pass (458 tests)2016: 89.9% pass (426 tests)2017: 87.3% pass (408 tests)2018: 84.5% pass (297 tests)2019: 86.6% pass (299 tests)2020: 88.9% pass (262 tests)2021: 88.2% pass (322 tests)2022: 83.9% pass (335 tests)2023: 89.5% pass (304 tests)2024: 86.5% pass (222 tests)2025: 86.8% pass (242 tests)20122025

Pass rate by mileage

how the GSF 1250 SA L0's first-time pass rate falls with the odometer · class average 84.9%

A low-mileage GSF 1250 SA L0 passes first time 91.8% of the time; by 50k that's 80.4%.

76%85%94%0k: 91.8% pass (1,258 tests)10k: 89.4% pass (1,497 tests)20k: 87.1% pass (848 tests)30k: 78.9% pass (383 tests)40k: 83.3% pass (192 tests)50k: 80.4% pass (97 tests)0k30k50k

First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.

What fails on a GSF 1250 SA L0

failure defects by component group · advisories excluded
Component group Share of defects Defects % of defects vs all bikes
brakes
100 22.3 0.4×
lamps and reflectors
79 17.6 0.9×
tyres
72 16.1 2.0×
tyres and wheels
52 11.6 0.6×
lighting and signalling
43 9.6 0.2×
suspension
42 9.4 1.1×
steering and suspension
19 4.2 0.1×
structure and attachments
18 4 0.5×
steering
14 3.1 0.7×
drive system
9 2 0.2×

Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects. "vs all bikes" is how often this model's tests record a defect in the group, as a multiple of the all-bike rate.

How rivals compare

same type, similar capacity, high test volume

On first-time pass rate the GSF 1250 SA L0 beats 2 of its 4 closest rivals (BMW R1200, BMW R1150, TRIUMPH SPRINT).

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 GSF 1250 SA L0.

Pass rate by registration year

how each model-year cohort fares · registration year from first use date

Best year to buy used: 2009 (88.5% pass). Weakest: 2011 (87.5%).

87%88%89%2009: 88.5% pass (965 tests)2010: 88.0% pass (2,260 tests)2011: 87.5% pass (803 tests)2012: 87.5% pass (345 tests)200920112012

First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.

SUZUKI GSF 1250 SA L0 FAQ

answers computed from the data above · terms in the glossary

Is the SUZUKI GSF 1250 SA L0 reliable?

The SUZUKI GSF 1250 SA L0 is more reliable than average for its class: 88.0% of its 4,373 MOT tests (2005–2025) passed first time, against a class average of 84.9%. That ranks it #1604 of 5426 models.

What does a GSF 1250 SA L0 fail its MOT on most?

brakes — 22% of all defects recorded against failed GSF 1250 SA L0 tests.

What is the best year of GSF 1250 SA L0 to buy used?

By first-time pass rate, 2009-registered examples do best (88.5%) and 2012 worst (87.5%). Condition and history still trump the year.

How many miles will a GSF 1250 SA L0 last?

The median GSF 1250 SA L0 shows 15,404 miles at test, and examples around 50k miles still pass 80.4% of the time — mileage alone rarely kills one.