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X999 BST

2021 Seat Leon

Black Hybrid electric (clean) 1395cc
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MOT Status

Valid
Expires21 Nov 2026
Tests12 (9 pass, 3 fail)
Pass rate75%

Mileage

50,619 mi
Last recorded50,619 miles
Recorded on30 Oct 2025
Typical for 2021 Seat Leon31,631 mi

Significantly above average — investigate

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

RegistrationX999 BST
MakeSeat
ModelLeon
Year2021
ColourBlack
Fuel typeHybrid electric (clean)
Engine1,395cc

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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

9 pass 3 fail
Pass 30 Oct 2025 50,619 miles
Fail 30 Oct 2025 50,619 miles

Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Pass 18 Jul 2025 93,099 miles
Pass 19 Nov 2024 40,566 miles

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Pass 15 Jul 2024 86,271 miles

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 26 Jul 2023 79,172 miles

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

Fail 20 Jul 2023 79,085 miles

Front Brake pad(s) less than 1.5 mm thick (1.1.13 (a) (ii)) DANGEROUS

Front Brake disc worn, but not excessively both front discs (1.1.14 (a) (i))

Front Registration plate deteriorated but not likely to be misread (0.1 (b))

Pass 8 Jul 2022 69,025 miles

Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 30 Jun 2021 55,670 miles
Fail 29 Jun 2021 55,670 miles

Oil leaking excessively from engine from sump bung (8.4.1 (a) (i))

Pass 29 Jul 2020 49,821 miles
Pass 25 Jul 2019 39,432 miles

How Reliable is the Seat Leon?

Based on 3,000,659 MOT tests across 265,838 vehicles.

78.0%
Pass Rate
7,526
Miles/Year
26
Year Lifespan
265,838
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 67,909
Brake pad(s) less than 1.5 mm thick 25,884
Windscreen wiper does not clear the windscreen effectively 22,706
Stop lamp not working 22,676
position lamp(s) not working 18,548
Full Seat Leon reliability report

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X999 BST is a 2021 Seat Leon in Black with a 1,395cc hybrid electric (clean) engine. This vehicle has been through 12 MOT tests with a personal pass rate of 75%.

Across all 2021 Seat Leon models, the average MOT pass rate is 85.6% with a typical mileage of 31,631 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 Seat Leon fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 67,909 recorded failures. If you're considering buying X999 BST, it's worth having these areas checked by a mechanic before committing.

The Seat Leon typically stays on UK roads for around 26 years. At 5 years old, this Seat Leon is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of X999 BST?

You can check the full history of X999 BST by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was X999 BST registered?

X999 BST is a 2021 Seat Leon, first registered on 22 November 2021.

Is X999 BST safe to buy?

The MOT history for X999 BST shows 12 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does X999 BST 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 X999 BST. 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.