Yamaha Xj 600 N (1998)

233 real MOT outcomes analysed • 78.8% first-time pass rate

1998 Yamaha Xj 600 N

CarHunch analysed 233 real MOT records for the 1998 Yamaha Xj 600 N. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 1998 Yamaha XJ 600 N is a genuinely troublesome proposition: only 28.9% pass the MOT first time, less than a third of the UK average of 80%, suggesting these bikes need serious attention to meet legal standards. With 5.6% having suffered dangerous defects, this is a model where structural or safety failures do occur, making pre-purchase inspection non-negotiable.

At 25,559 miles on average, these machines are running low mileage for their age—yet still averaging 0.45 failures and 1.1 advisories per test, which points to age-related wear rather than hard use. Before committing to one, invest in a professional pre-MOT check focusing on the brake and suspension systems, where most advisory items cluster on this model.

We have limited data for the 1998 Yamaha Xj 600 N — treat the figures below as indicative rather than definitive.

⚠️ Around 1 in 20 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.
First-time pass
78.8%
UK average ~80%
Around average
Dangerous (ever)
5.6%
At least once in MOT history
Check this vehicle
Avg failures / car
0.45
Over 2.6 tests on record
Low
Typical mileage
24k
Middle half: 19k–31k
For context

These stats describe 233 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.

Average reliability — agree?

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 233 Yamaha Xj 600 N cars.

UK

Before you buy a 1998 Yamaha Xj 600 N

Based on MOT data from 233 vehicles — here's what to check.

  • 📋 Check the full MOT history. 5.6% 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

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (97%) 226 78.6% 0.44

Colour Breakdown

Based on 630 Yamaha Xj 600 N vehicles registered in the UK — across all years. From DVLA registration records.

Red 45.4%
286
Blue 31.7%
200
Black 18.9%
119
Green 2.1%
13
Silver 1.9%
12

Mileage Distribution

Most 1998 Yamaha Xj 600 N 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.

24,234
typical
18,782
low mileage
31,296
high mileage

Half of all 1998 Yamaha Xj 600 N vehicles fall between 18,782 and 31,296 miles.

Is the mileage you're seeing normal?
Under 18,782 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.
18,782–31,296 miles — normal for age. This is where most 1998 Yamaha Xj 600 Ns sit.
Over 42,249 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

1998 Yamaha Xj 600 N — Still on the Road

Numbers are thinning — 56% of 1998 Yamaha Xj 600 Ns are still active.

10 vehicles still getting MOTs in 2019 — 56% of the peak remain.

10 10 2015 2019

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2015–2019.

MOT History Averages

2.6
Avg MOT tests per vehicle
0.45
Avg failures per vehicle
1.1
Avg advisories per vehicle
Other model years — Yamaha Xj 600 N: All Xj 600 N years → Which year to buy? →
1997 1999

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Average reliability — agree?