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X121 SEA

2004 BMW Z4

Silver Petrol 2979cc
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MOT Status

Valid
Expires26 Apr 2027
Tests27 (20 pass, 7 fail)
Pass rate74.1%

Mileage

115,698 mi
Last recorded115,698 miles
Recorded on27 Apr 2026
Typical for 2004 BMW Z466,558 mi

Significantly above average — investigate

4 checks still locked for this BMW
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Finance
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Vehicle Details

RegistrationX121 SEA
MakeBMW
ModelZ4
Year2004
ColourSilver
Fuel typePetrol
Engine2,979cc

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

20 pass 7 fail
Pass 27 Apr 2026 115,698 miles

Brake hose slightly deteriorated both front (1.1.12 (b) (ii))

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

Fuel cap/sealing device seal is starting to perish

Offside Rear Wheel bearing slightly noisy (5.1.3 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Steering rack has slight free play detected at steering wheel (2.3 (a) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 23 Apr 2025 107,117 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Nearside Rear Brake cable damaged but not to excess (1.1.15 (a))

Offside Front Anti-roll bar linkage damaged but not seriously weakened (5.3.3 (b) (i))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Offside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Offside Rear Brake cable damaged but not to excess (1.1.15 (a))

Offside Rear Drive shaft damaged but serviceable Catching on anti roll bar (6.1.7 (e))

Offside Rear Wheel bearing slightly noisy (5.1.3 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 16 Apr 2024 103,253 miles

Fuel cap/sealing device perishing

Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Nearside Front Outer Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

Offside Front Anti-roll bar linkage damaged but not seriously weakened Slightly bent (5.3.3 (b) (i))

Offside Front Outer Suspension arm ball joint has slight play (5.3.4 (a) (i))

Offside Rear Wheel bearing slightly noisy (5.1.3 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view Chips in screen (3.2 (a) (i))

Fail 15 Apr 2024 103,253 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

Nearside Rear Brake pipe excessively corroded (1.1.11 (c))

Offside Front Brake pipe excessively corroded (1.1.11 (c))

Offside Rear Brake pipe excessively corroded (1.1.11 (c))

Coolant leak ()

Fuel cap/sealing device perishing

Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Nearside Front Outer Suspension arm ball joint has slight play (5.3.4 (a) (i))

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

Offside Front Anti-roll bar linkage damaged but not seriously weakened Slightly bent (5.3.3 (b) (i))

Offside Front Outer Suspension arm ball joint has slight play (5.3.4 (a) (i))

Offside Rear Wheel bearing slightly noisy (5.1.3 (b) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Windscreen damaged but not adversely affecting driver's view Chips in screen (3.2 (a) (i))

Pass 31 Mar 2023 98,826 miles

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Anti-roll bar ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Oil leak, but not excessive (8.4.1 (a) (i))

Fail 28 Mar 2023 98,819 miles

Front Windscreen washer provides insufficient washer liquid (3.5 (a))

Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Anti-roll bar ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Rear Drive shaft damaged but serviceable (6.1.7 (e))

Offside Rear Nail in tyre ()

Oil leak, but not excessive (8.4.1 (a) (i))

Pass 8 Mar 2022 92,288 miles

Coolant leak ()

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake pipe corroded, covered in grease or other material Both (1.1.11 (c))

Fail 8 Mar 2022 92,288 miles

Coolant leak ()

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

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Brake pipe corroded, covered in grease or other material Both (1.1.11 (c))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 2 Mar 2021 89,896 miles

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

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

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

Pass 15 Feb 2020 76,418 miles
Pass 11 Feb 2019 68,577 miles
Fail 11 Feb 2019 68,577 miles

Offside Front Headlamp aim so that beam "kick up" is not visible on the screen no pattern (4.1.2 (a))

Pass 23 Jan 2018 63,004 miles

Brake pad(s) wearing thin front pads & rear inner wearing thin (3.5.1g)

Pass 2 Feb 2017 57,590 miles

Nearside Front Anti-roll bar rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Bonnet catch / latch mechanism faulty.

Fail 24 Jan 2017 57,569 miles

Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Nearside Front Anti-roll bar rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Bonnet catch / latch mechanism faulty.

Pass 22 Jan 2016 52,110 miles
Pass 16 Feb 2015 45,985 miles
Pass 20 Feb 2014 40,018 miles
Fail 19 Feb 2014 40,018 miles

Nearside Rear Tyre has ply or cords exposed (4.1.D.1b)

Offside Front front brake binding (3.7.B.1)

Offside Rear coil spring broken (2.4.C.1a)

front brake application uneven (3.7.B.2)

Pass 18 Feb 2013 35,670 miles

Front Tyre worn close to the legal limit (4.1.E.1)

Pass 27 Jan 2012 30,496 miles
Pass 1 Mar 2011 26,910 miles
Fail 28 Feb 2011 26,910 miles

Nearside Rear coil spring fractured (2.4.C.1a)

Windscreen washer provides insufficient washer liquid (8.2.3)

Pass 8 Feb 2010 23,398 miles

Front Brake pad(s) wearing thin (3.5.1g)

Pass 23 Feb 2009 19,968 miles
Pass 25 Feb 2008 16,316 miles

Rear Tyre worn close to the legal limit (4.1.E.1)

Pass 12 Feb 2007 12,321 miles

How Reliable is the BMW Z4?

Based on 699,787 MOT tests across 46,739 vehicles.

79.5%
Pass Rate
3,672
Miles/Year
23
Year Lifespan
46,739
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 14,961
coil spring broken 6,689
Tyre has ply or cords exposed 5,893
Brake pipe excessively corroded 5,843
coil spring fractured 5,828
Full BMW Z4 reliability report

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X121 SEA is a 2004 BMW Z4 in Silver with a 2,979cc petrol engine. This vehicle has been through 27 MOT tests with a personal pass rate of 74.1%.

Across all 2004 BMW Z4 models, the average MOT pass rate is 76.2% with a typical mileage of 66,558 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 BMW Z4 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 14,961 recorded failures. If you're considering buying X121 SEA, it's worth having these areas checked by a mechanic before committing.

The BMW Z4 typically stays on UK roads for around 23 years. At 22 years old, this BMW Z4 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of X121 SEA?

You can check the full history of X121 SEA by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was X121 SEA registered?

X121 SEA is a 2004 BMW Z4, first registered on 1 March 2004.

Is X121 SEA safe to buy?

The MOT history for X121 SEA shows 27 tests with a 74.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does X121 SEA 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 X121 SEA. 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.