1999 Suzuki Gz125 — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years

Current Age

74.4%

Latest Pass Rate

1,987

Total Tests (All Years)

18,140 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1999 Suzuki Gz125 as it ages.

10 yrs65.2%

→ ↓11.1%

11 yrs54.1%

→ ↑14.0%

12 yrs68.1%

→ ↓10.3%

13 yrs57.8%

→ ↑2.7%

14 yrs60.5%

→ ↑3.1%

15 yrs63.6%

→ ↓1.2%

16 yrs62.4%

→ ↑0.3%

17 yrs62.7%

→ ↓1.8%

18 yrs60.9%

→ ↑1.2%

19 yrs62.1%

→ ↓2.1%

20 yrs60.0%

→ ↑9.1%

21 yrs69.1%

→ ↓11.5%

22 yrs57.6%

→ ↑6.8%

23 yrs64.4%

→ ↓9.6%

24 yrs54.8%

→ ↑19.6%

25 yrs74.4%

📊 View as table

Age	Pass Rate	Tests
10 yrs	65.2%	207
11 yrs	54.1%	207
12 yrs	68.1%	191
13 yrs	57.8%	180
14 yrs	60.5%	177
15 yrs	63.6%	176
16 yrs	62.4%	149
17 yrs	62.7%	126
18 yrs	60.9%	115
19 yrs	62.1%	66
20 yrs	60.0%	75
21 yrs	69.1%	55
22 yrs	57.6%	66
23 yrs	64.4%	45
24 yrs	54.8%	62
25 yrs	74.4%	90

Pass Rate Trend

How the 1999 Suzuki Gz125 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (25 yrs)	74.4%	90
2023 (24 yrs)	54.8%	62
2022 (23 yrs)	64.4%	45
2021 (22 yrs)	57.6%	66
2020 (21 yrs)	69.1%	55
2019 (20 yrs)	60%	75
2018 (19 yrs)	62.1%	66
2017 (18 yrs)	60.9%	115
2016 (17 yrs)	62.7%	126
2015 (16 yrs)	62.4%	149
2014 (15 yrs)	63.6%	176
2013 (14 yrs)	60.5%	177
2012 (13 yrs)	57.8%	180
2011 (12 yrs)	68.1%	191
2010 (11 yrs)	54.1%	207
2009 (10 yrs)	65.2%	207

Year-by-Year MOT Results

2009

65.2%

Age (yrs) 10Tests 207Avg Mileage 13,087Top Failure Motorcycle brakes — 21.3%

2010High Fail Rate

54.1%

Age (yrs) 11Tests 207Avg Mileage 15,331Top Failure Motorcycle brakes — 28.0%

2011

68.1%

Age (yrs) 12Tests 191Avg Mileage 14,613Top Failure Motorcycle lighting and signalling — 19.4%

2012High Fail Rate

57.8%

Age (yrs) 13Tests 180Avg Mileage 16,282Top Failure Motorcycle brakes — 22.2%

2013High Fail Rate

60.5%

Age (yrs) 14Tests 177Avg Mileage 16,609Top Failure Motorcycle brakes — 31.6%

2014High Fail Rate

63.6%

Age (yrs) 15Tests 176Avg Mileage 16,176Top Failure Motorcycle brakes — 26.1%

2015High Fail Rate

62.4%

Age (yrs) 16Tests 149Avg Mileage 16,499Top Failure Motorcycle steering and suspension — 43.0%

2016High Fail Rate

62.7%

Age (yrs) 17Tests 126Avg Mileage 17,777Top Failure Motorcycle steering and suspension — 34.9%

2017High Fail Rate

60.9%

Age (yrs) 18Tests 115Avg Mileage 18,413Top Failure Motorcycle lighting and signalling — 40.0%

2018High Fail Rate

62.1%

Age (yrs) 19Tests 66Avg Mileage 21,270Top Failure Motorcycle brakes — 24.2%

2019High Fail Rate

60.0%

Age (yrs) 20Tests 75Avg Mileage 21,183Top Failure Motorcycle structure and attachments — 45.3%

2020

69.1%

Age (yrs) 21Tests 55Avg Mileage 16,355Top Failure Motorcycle structure and attachments — 29.1%

2021High Fail Rate

57.6%

Age (yrs) 22Tests 66Avg Mileage 18,904Top Failure Motorcycle lamps and reflectors — 36.4%

2022High Fail Rate

64.4%

Age (yrs) 23Tests 45Avg Mileage 16,153Top Failure Motorcycle lamps and reflectors — 42.2%

2023High Fail Rate

54.8%

Age (yrs) 24Tests 62Avg Mileage 18,198Top Failure Motorcycle brakes — 46.8%

2024

74.4%

Age (yrs) 25Tests 90Avg Mileage 18,140Top Failure Motorcycle lamps and reflectors — 27.8%

MOT results for 1999 Suzuki Gz125 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	10	65.2%	207	13,087	Motorcycle brakes — 21.3%
2010	11	54.1%	207	15,331	Motorcycle brakes — 28.0%
2011	12	68.1%	191	14,613	Motorcycle lighting and signalling — 19.4%
2012	13	57.8%	180	16,282	Motorcycle brakes — 22.2%
2013	14	60.5%	177	16,609	Motorcycle brakes — 31.6%
2014	15	63.6%	176	16,176	Motorcycle brakes — 26.1%
2015	16	62.4%	149	16,499	Motorcycle steering and suspension — 43.0%
2016	17	62.7%	126	17,777	Motorcycle steering and suspension — 34.9%
2017	18	60.9%	115	18,413	Motorcycle lighting and signalling — 40.0%
2018	19	62.1%	66	21,270	Motorcycle brakes — 24.2%
2019	20	60.0%	75	21,183	Motorcycle structure and attachments — 45.3%
2020	21	69.1%	55	16,355	Motorcycle structure and attachments — 29.1%
2021	22	57.6%	66	18,904	Motorcycle lamps and reflectors — 36.4%
2022	23	64.4%	45	16,153	Motorcycle lamps and reflectors — 42.2%
2023	24	54.8%	62	18,198	Motorcycle brakes — 46.8%
2024	25	74.4%	90	18,140	Motorcycle lamps and reflectors — 27.8%

Common MOT Failures

Top failure categories across all test years for 1999 Suzuki Gz125, with age trends.

Motorcycle lamps and reflectors

31.0%

↑ Increases with age

Motorcycle lighting and signalling

26.8%

↑ Increases with age

Motorcycle structure and attachments

26.8%

↓ Decreases with age

Motorcycle brakes

26.7%

↓ Decreases with age

Motorcycle steering and suspension

23.3%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Motorcycle brakes	21.3% (10 yrs)	15.6% (25 yrs)	-5.7%	🟢 ↓

Other Manufacture Years

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011

← Back to Suzuki Gz125 overview

Looking for the best year to buy? See the full comparison on the Suzuki Gz125 page →

About This Data

This page shows how Suzuki Gz125 cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2024, covering 1,987 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.