2018 KIA Stonic 1.0L Petrol · GD18 KGX

A notable pattern of recurring brake component wear defines the mechanical history of this Kia Stonic, culminating in a pass on 2026-05-01 that carried cautions for both the front brake discs and a pitted, scored offside rear disc showing slight runout. This follows a similar rear disc advisory noted at the previous annual test in May 2025, while earlier examinations present a largely clean record aside from a single 2023 failure for ineffective windscreen wipers that was promptly rectified. Rather than pointing to systemic structural neglect, the overall roadworthiness trajectory highlights an accelerating need for consumable brake hardware replacement as the vehicle accumulates mileage. Accumulating 51,046 miles over its eight-year lifespan translates to an average of roughly 6,381 miles per year, establishing a standard usage profile that sits well within typical UK motoring parameters. Testing has occurred with consistent annual regularity every May since the vehicle entered service, avoiding extended stationary lay-ups or high-intensity fleet accumulation. This balanced usage pattern means components have undergone steady thermal and mechanical cycles without the accelerated wear associated with constant heavy commuting, nor the seizure risks often linked to multi-year storage gaps. Prospective buyers must prioritise a thorough physical inspection and road test evaluation of the braking system, specifically targeting the front discs and the offside rear disc flagged in the latest MOT certificates. During a static check, look through the alloy wheels to assess the depth of the scoring and corrosion on the rear brake faces, and listen closely during the test drive for any grinding noises, vibration through the brake pedal, or a slight pull to one side under deceleration. Given the minor disc runout noted on the offside rear, pay attention to any rhythmic pulsing sensation through the chassis at moderate speeds, which would confirm that a full replacement of discs and pads on both axles is immediately necessary. Beyond the friction surfaces, the remainder of the vehicle structure appears fundamentally sound based on historical data, but the pre-purchase inspection should still encompass a visual check of suspension dampers, steering joints, and underbody protective coatings while the car is raised on a ramp. Take the vehicle over a variety of rough road surfaces during the evaluation to listen for any suspension knocks or clonks from the anti-roll bar links and control arm bushes, ensuring that the underlying mechanical assembly matches the generally stable trajectory of the MOT history. Negotiating the price to account for an impending brake overhaul will ensure the vehicle is brought up to optimal roadworthiness standard post-purchase.