KTM

KTM 300 Exc Tpi 18 (2018)

175 real MOT outcomes analysed • 90.2% first-time pass rate

2018 KTM 300 Exc Tpi 18

CarHunch analysed 175 real MOT records for the 2018 KTM 300 Exc Tpi 18. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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This 2018 KTM 300 EXC TPI is a weaker performer than the UK average, with a first-time MOT pass rate of just 62.9% against the national benchmark of 80%. The good news is that dangerous defects are rare at 2.3%, so safety isn't the primary concern—it's instead a pattern of smaller, fixable issues holding back the pass rate.

With a median mileage of just 2,018 miles for a six-year-old bike, these machines are clearly used sparingly, yet they still rack up an average of 0.3 failures and 1.0 advisory per test. This suggests the problem isn't wear from hard riding, but rather age-related deterioration and maintenance gaps during storage—so before buying, have a pre-purchase inspection focus on fuel system health, electrics, and rubber components that suffer from standing.

We have limited data for the 2018 KTM 300 Exc Tpi 18 — treat the figures below as indicative rather than definitive.

First-time pass
90.2%
UK average ~80%
Better than average
Dangerous (ever)
2.3%
At least once in MOT history
Check this vehicle
Avg failures / car
0.3
Over 2.5 tests on record
Low
Typical mileage
2k
Middle half: 1k–3k
For context

These stats describe 175 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

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See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 175 KTM 300 Exc Tpi 18 cars.

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Before you buy a 2018 KTM 300 Exc Tpi 18

Based on MOT data from 175 vehicles — here's what to check.

  • 📋 Check the full MOT history. 2.3% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
    Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
  • 🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection ClickMechanic
  • 📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History carVertical Get 20% off via CarHunch

Mileage Distribution

Most 2018 KTM 300 Exc Tpi 18 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

2,018
typical
1,336
low mileage
3,148
high mileage

Half of all 2018 KTM 300 Exc Tpi 18 vehicles fall between 1,336 and 3,148 miles.

Is the mileage you're seeing normal?
Under 1,336 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.
1,336–3,148 miles — normal for age. This is where most 2018 KTM 300 Exc Tpi 18s sit.
Over 4,249 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

2018 KTM 300 Exc Tpi 18 — Still on the Road

Most 2018 KTM 300 Exc Tpi 18s are still being driven.

Strong survival — 64 vehicles still getting MOTs in 2025, 84% of the peak.

75 64 2021 2025

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2021–2025.

MOT History Averages

2.5
Avg MOT tests per vehicle
0.3
Avg failures per vehicle
1
Avg advisories per vehicle
Other model years — KTM 300 Exc Tpi 18: All 300 Exc Tpi 18 years → Which year to buy? →
2017

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