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Y400 RAT

2017 Polaris Unknown

Green Diesel 1028cc
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MOT Status

Valid
Expires2 Jun 2027
Tests8 (6 pass, 2 fail)
Pass rate75%

Mileage

5,879 mi
Last recorded5,879 miles
Recorded on3 Jun 2026
Typical for 2017 Polaris Unknown2,770 mi

Significantly above average — investigate

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

RegistrationY400 RAT
MakePolaris
ModelUnknown
Year2017
ColourGreen
Fuel typeDiesel
Engine1,028cc
View full Polaris Unknown reliability data

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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

6 pass 2 fail
Pass 3 Jun 2026 5,879 miles

Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i))

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

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

Pass 29 May 2025 5,709 miles

Both front steering rack has slight free play detected at steering wheel inner track rod or rack end

Front Registration plate damaged but not likely to be misread

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

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

Fail 28 May 2025 5,708 miles

Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

Offside Front Lower Suspension arm pin or bush excessively worn Inner (5.3.4 (a) (i))

Both front steering rack has slight free play detected at steering wheel inner track rod or rack end

Front Registration plate damaged but not likely to be misread

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

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

Pass 24 May 2024 5,146 miles

Nearside Front Steering rack has slight free play detected at steering wheel inner track rod or rack end (2.3 (a) (i))

Offside Front Steering rack has slight free play detected at steering wheel inner track rod or rack end (2.3 (a) (i))

Fail 20 May 2024 5,129 miles

Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i))

Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i))

Nearside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i))

Nearside Rear Upper Suspension component pin or bush excessively worn (5.3.4 (a) (i))

Offside Front Wheel bearing has excessive play (5.1.3 (a) (i))

Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i))

Offside Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i))

Offside Rear Upper Suspension component pin or bush excessively worn (5.3.4 (a) (i))

Nearside Front Steering rack has slight free play detected at steering wheel inner track rod or rack end (2.3 (a) (i))

Offside Front Steering rack has slight free play detected at steering wheel inner track rod or rack end (2.3 (a) (i))

Pass 19 May 2023 4,109 miles

Nearside Rear Upper Suspension component pin or bush slightly worn (5.3.4 (a) (i))

Nearside Steering rack has slight free play detected at steering wheel inner rack end /or rack body (2.3 (a) (i))

Offside Front Upper Suspension component pin or bush slightly worn (5.3.4 (a) (i))

Offside Steering rack has slight free play detected at steering wheel inner rack end /or rack body (2.3 (a) (i))

Pass 11 May 2022 3,214 miles

Nearside Rear Lower Suspension arm pin or bush worn but not resulting in excessive movement outer bush (5.3.4 (a) (i))

Offside Rear Lower Suspension arm pin or bush worn but not resulting in excessive movement outer bush (5.3.4 (a) (i))

Pass 15 May 2021 507 miles

How Reliable is the Polaris Unknown?

Based on 1,255 MOT tests across 573 vehicles.

81.0%
Pass Rate
285
Miles/Year
14
Year Lifespan
573
On UK Roads
Full Polaris Unknown reliability report

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Y400 RAT is a 2017 Polaris Unknown in Green with a 1,028cc diesel engine. This vehicle has been through 8 MOT tests with a personal pass rate of 75%.

Across all 2017 Polaris Unknown models, the average MOT pass rate is 86.1% with a typical mileage of 2,770 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The Polaris Unknown typically stays on UK roads for around 14 years. At 9 years old, this Polaris Unknown is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of Y400 RAT?

You can check the full history of Y400 RAT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was Y400 RAT registered?

Y400 RAT is a 2017 Polaris Unknown, first registered on 30 June 2017.

Is Y400 RAT safe to buy?

The MOT history for Y400 RAT shows 8 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 Y400 RAT 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 Y400 RAT. 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.