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G990 NKN

1989 Yamaha Unknown

White Petrol 249cc
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MOT Status

Valid
Expires12 Jun 2027
Tests3 (2 pass, 1 fail)
Pass rate66.7%

Mileage

5,053 mi
Last recorded5,053 miles
Recorded on12 Jun 2026
Typical for 1989 Yamaha Unknown19,907 mi

Below or average mileage for this year

4 checks still locked for this Yamaha
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationG990 NKN
MakeYamaha
ModelUnknown
Year1989
ColourWhite
Fuel typePetrol
Engine249cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

2 pass 1 fail
Pass 12 Jun 2026 5,053 miles
Pass 13 Jun 2025 4,617 miles
Fail 11 Jun 2025 4,617 miles

All direction indicators not working (4.4.1 (a) (ii))

Horn not working (7.7 (a))

Stop lamp not working (4.3.1 (a) (ii))

How Reliable is the Yamaha Unknown?

Based on 20,218 MOT tests across 8,531 vehicles.

86.8%
Pass Rate
257
Miles/Year
52
Year Lifespan
8,531
On UK Roads
Full Yamaha Unknown reliability report

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G990 NKN is a 1989 Yamaha Unknown in White with a 249cc petrol engine. This vehicle has been through 3 MOT tests with a personal pass rate of 66.7%.

Across all 1989 Yamaha Unknown models, the average MOT pass rate is 83.2% with a typical mileage of 19,907 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The Yamaha Unknown typically stays on UK roads for around 52 years. At 37 years old, this Yamaha Unknown is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of G990 NKN?

You can check the full history of G990 NKN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was G990 NKN registered?

G990 NKN is a 1989 Yamaha Unknown, first registered on 7 August 1989.

Is G990 NKN safe to buy?

The MOT history for G990 NKN shows 3 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does G990 NKN have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on G990 NKN. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.