2021 KIA Niro 3 EV Electric · LJ21 ABH

The most recent DVSA MOT test on 13 July 2026 was recorded as a pass with no defects recorded, which on the surface suggests the vehicle is currently roadworthy. However, the same date also carries a prior fail entry for dangerous defects on both front tyres, with ply or cords exposed on the nearside and offside. This indicates that the tyres were replaced between the failed and passed assessments on the same day, and it confirms that the previous advisory condition noted on 12 June 2026 had escalated to a dangerous failure within just one month. The overall maintenance trend can therefore be characterised as stable in terms of structural and mechanical components, but the front tyre wear pattern has worsened rapidly, and this is the only area of concern in the recorded history. Earlier tests in December 2025 and June 2025 were clean with no advisories, suggesting that the tyre deterioration was a recent and accelerated event rather than a long-standing issue. With 140,345 miles recorded on a 2021 Kia Niro EV, the annual mileage equates to approximately 28,069 miles per year, which is high for a vehicle of this age and well above the UK average. The MOT history reflects frequent testing, consistent with a high-use private or commercial operator, and there are no extended gaps between tests that would suggest prolonged standing. While electric powertrains are subject to less mechanical wear than combustion equivalents, this mileage still places significant demand on suspension components, steering linkages, and braking systems. Furthermore, although regenerative braking reduces pad and disc wear, the non-driven front axle still experiences conventional braking, and the recorded tyre issues confirm that the front axle is bearing considerable rotational and load stress. Given the rapid escalation of front tyre wear from a minor advisory to a dangerous failure in approximately one month, a prospective buyer should pay particular attention to the wheel alignment, suspension geometry, and steering components. It is advisable to inspect for uneven or inner-edge tyre wear on any currently fitted front tyres, as this can indicate worn suspension bushes, top mounts, droplinks, or a tracking issue stemming from kerbing or a previous impact. On a test drive, listen for clonking or knocking noises from the front suspension over speed bumps, listen for steering vagueness or pulling to one side, and feel for vibration through the steering wheel which may suggest warped brake discs or imbalanced wheels. It would also be prudent to request evidence of a four-wheel alignment having been carried out, as simply replacing the tyres without addressing the underlying cause will result in the same premature wear recurring. Beyond the front axle concerns, the high mileage and age of this five-year-old EV warrant several age-related checks irrespective of MOT coverage. The 12V auxiliary battery, which supports systems such as central locking and infotainment, typically requires replacement every four to six years and should be load-tested. Tyre sidewalls, including those on the rear axle, should be examined for perishing and cracking from age and UV exposure, even if tread depth is adequate. Brake discs should be inspected for lipping and corrosion, particularly given the regenerative braking system, which can lead to discs corroding through lack of use on the rear axle. High-voltage battery health and state of charge retention should be verified through a diagnostic report, brake fluid should be checked for moisture content given its hygroscopic nature, and the service history should be examined to confirm that the reduction gear oil and coolant have been changed at manufacturer-recommended intervals.