2019 SEAT Leon 1.5L Petrol · ST69 SSZ

A clear mechanical narrative emerges from the front suspension and braking system, which dominate the advisory and failure history of this 2019 SEAT Leon. The nearside front shock absorber has been a recurring observation, first flagged for light oil misting in November 2023, re-recorded in September 2025, and then escalating to a major failure with a serious fluid leak just four days before the June 2026 test, after which it passed with no recorded defects. That abrupt clearance implies the shock absorber was replaced in the very narrow window between the failure and the subsequent pass, and the new unit should be carefully inspected to confirm it is a quality OE-pattern or OEM replacement rather than a budget cartridge. The front brake pads tell a parallel story of progressive wear, thinning on both sides by September 2025 and reaching dangerous sub-1.5 mm thickness by June 2026, which is consistent with original or long-installed pads finally needing renewal. A matching advisory on the front brake discs suggests the discs may have been machined or replaced alongside the pads, and any pulsing or judder through the brake pedal on test would indicate that the discs were not refinished to a satisfactory standard. With 73,827 miles accumulated over roughly seven years, the vehicle is running at an average of about 10,500 miles per year, which is broadly typical for a car of this age and segment. There are no extended lay-up gaps in the testing record, the most recent tests sit on either side of the annual MOT cycle, and mileage progression between examinations appears steady and consistent rather than erratic. Mechanically, this level of use points to standard wear-rate consumption of brake components, tyres, and suspension items, and the test history reflects that normal wear rather than any unusual abuse or extended standing. The absence of advisories on items such as corroded brake pipes, exhaust integrity, or structural rust is a positive indication for a seven-year-old vehicle, and there is no recorded corrosion on underbody or subframe components across any of the tests. On a physical inspection, attention should focus on the front suspension geometry, particularly the nearside strut and its top mount, since shock absorber replacement on these vehicles is frequently followed by premature wear of the spring seats, bearing plates, and the upper mounting bearing. Any clonking or knocking over speed humps and uneven road surfaces, particularly from the nearside front, would suggest the top mount or spring seat has been disturbed or incorrectly installed. The front brake system should be evaluated for pedal feel, with any softness indicating potential air in the system or a master cylinder issue rather than a pad problem, while vibration through the steering wheel under firm braking would confirm disc run-out or warpage. The nearside front shock absorber area should also be checked for residual oil residue on the lower body of the unit, and the corresponding mounting bolts inspected for correct torque marks. Test driving should also incorporate a thorough check of the rear offside tyre sidewall and shoulder for any ongoing distortion or bulge, as this was specifically flagged in November 2023 and may indicate previous kerbing impact or a damaged sidewall that has propagated. Steering should remain centred and consistent, with no pulling to either side, which would point to either alignment geometry upset from the strut replacement or uneven front brake component bedding. Listen for any clonking from the front under sharp slow-speed steering lock to lock, as this can reveal worn anti-roll bar drop links or control arm bushes that are common wear items on MQB-platform vehicles at this mileage. Finally, confirm that the recent brake and shock absorber work is supported by an invoice or warranty documentation, since this work represents the single largest mechanical intervention on the recorded history and any future reliability assessment rests heavily on the quality of those repairs.