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W39 SJB

2000 Aprilia Unknown

Black Petrol 49cc
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MOT Status

Valid
Expires12 Sep 2026
Tests4 (2 pass, 2 fail)
Pass rate50%

Mileage

22,453 mi
Last recorded22,453 miles
Recorded on13 Sep 2025
Typical for 2000 Aprilia Unknown10,909 mi

Significantly above average — investigate

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

RegistrationW39 SJB
MakeAprilia
ModelUnknown
Year2000
ColourBlack
Fuel typePetrol
Engine49cc
View full Aprilia Unknown reliability data

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MOT History

2 pass 2 fail
Pass 13 Sep 2025 22,453 miles

Front Wheel has a slightly distorted bead rim (5.2.2 (c) (i))

Fail 1 Sep 2025 22,439 miles

Front Steering operation impeded by a fairing (2.1.4 (e))

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

Headlamp not working on dipped beam (4.1.1 (a) (ii))

Nearside Rear Footrest missing (6.2.12 (a))

Offside Rear Footrest missing (6.2.12 (a))

Rear Shock absorber has an excessively worn bush (5.3.2 (c))

Rear Shock absorber has negligible damping effect (5.3.2 (b))

Rear Wheel bearing has excessive play (5.1.3 (a) (i))

Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) DANGEROUS

Rear Tyre has a tear caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

Front Brake lever is bent but brake can still be readily applied (1.1.2 (d))

Front Headlamp slightly discoloured (4.1.4 (a))

Pass 2 Dec 2020 20,177 miles

All direction indicators flashing more than 120 times a minute (4.4.4 (a))

Front Brake lever is bent but brake can still be readily applied (1.1.2 (d))

headlamp fairing not alighned

Fail 27 Nov 2020 20,177 miles

Front Stop lamp missing (4.3.1 (a) (ii))

Headlamp aim too high (4.1.2 (a))

Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f))

Rear Shock absorber has a serious fluid leak (5.3.2 (b))

Rear Shock absorber has negligible damping effect (5.3.2 (b))

All direction indicators flashing more than 120 times a minute (4.4.4 (a))

Front Brake lever is bent but brake can still be readily applied (1.1.2 (d))

headlamp fairing not alighned

How Reliable is the Aprilia Unknown?

Based on 1,434 MOT tests across 552 vehicles.

79.1%
Pass Rate
475
Miles/Year
29
Year Lifespan
552
On UK Roads

Top MOT Failure Points

shock absorber seal failed and leaking oil 10
Full Aprilia Unknown reliability report

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W39 SJB is a 2000 Aprilia Unknown in Black with a 49cc petrol engine. This vehicle has been through 4 MOT tests with a personal pass rate of 50%.

Across all 2000 Aprilia Unknown models, the average MOT pass rate is 76.1% with a typical mileage of 10,909 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Aprilia Unknown fails its MOT is shock absorber seal failed and leaking oil, accounting for 10 recorded failures. If you're considering buying W39 SJB, it's worth having these areas checked by a mechanic before committing.

The Aprilia Unknown typically stays on UK roads for around 29 years. At 26 years old, this Aprilia Unknown is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of W39 SJB?

You can check the full history of W39 SJB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was W39 SJB registered?

W39 SJB is a 2000 Aprilia Unknown, first registered on 1 April 2000.

Is W39 SJB safe to buy?

The MOT history for W39 SJB shows 4 tests with a 50% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does W39 SJB 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 W39 SJB. 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.