2007 Mitsubishi Shogun Sport 2.5L Diesel · SH57 FDJ

A progressive corrosion problem dominates the mechanical history of this 2007 Mitsubishi Shogun Sport and forms the central risk for any prospective buyer. The chassis has been flagged for structural corrosion in three consecutive annual tests, beginning with a general advisory in 2023 noting corrosion over the full chassis while rigidity was not yet significantly compromised, continuing through 2024 when the same observation appeared alongside front wheel bearing play, and culminating in the September 2025 test where the vehicle failed outright with four major defects for excessive corrosion on the vehicle structure or chassis seriously affecting its strength within 30cm of body mounting points on both front and offside rear locations. The 2024 cycle also recorded a dangerous failure for an insecure offside rear anti-roll bar attachment bracket whose drop link mounting had corroded away from the chassis, and the front brake caliper pipes were deemed excessively corroded at the 2023 test. The trajectory is clearly worsening rather than stable, and the September 2025 result represents the most serious structural outcome recorded. Against a vehicle age of approximately nineteen years, the recorded mileage of 104,197 equates to a yearly accumulation of around 5,484 miles, which is low for the class and indicates either extended periods of light use or significant standing time between annual tests. The MOT record itself shows consistent annual testing from 2021 onward with no multi-year gaps, but the low mileage is consistent with the underseal advisory recorded in 2021 and the general chassis corrosion pattern, as vehicles used sparingly on wet roads accumulate surface oxidation on unprotected structural steel far more readily than those driven frequently enough to keep moisture moving off the metal. Mechanically, the low annual mileage also means the brake discs noted as worn and pitted across all four corners in 2023 are likely to have made limited recovery through use, and the front wheel bearings showing slight play in three consecutive tests have not been refreshed despite the repeated advisories. A pre-purchase inspection on this vehicle must focus squarely on the chassis and underbody, with particular attention to the areas within 30cm of the body mounting points flagged in September 2025, as corrosion of this severity on a ladder-frame chassis can compromise structural integrity beyond the localised zones the examiner recorded. The vehicle should be raised on a ramp so the front and rear chassis rails, outriggers, and suspension pick-up points can be probed for metal thickness, paying close attention to the offside rear where the anti-roll bar drop link mounting corroded completely through. The front brake caliper pipes should be physically inspected for surface pitting and rust blooming, especially around the threaded unions, and a brake pedal pressure test should be performed to check for any sponginess or loss of bite that would indicate internal pipe deterioration. The front anti-roll bar end bushes, which were recorded as excessively worn in 2023, should be checked for renewed free play or knocking under load, and the front wheel bearings warrant a thorough check for growl or lateral movement when the wheels are manually rocked with the vehicle jacked. On a road test, the buyer should listen carefully for any clonking or knocking from the front suspension over speed humps and uneven surfaces, which would suggest renewed wear in the upper and lower ball joints or anti-roll bar links, both of which have appeared in the advisory history. Steering response should be evaluated for any vagueness, drift, or pulling to one side, as excessive play in both front wheel bearings over three consecutive tests can produce a wandering feel at speed and uneven tyre wear on the inner or outer shoulders. The brake pedal should feel firm and progressive without any judder under heavy application, which would confirm whether the pitted discs noted in 2023 have progressed to a point requiring replacement. Finally, given the chassis corrosion recorded as dangerous in 2024 and major in 2025, a structural inspection by a competent bodywork specialist prior to purchase is strongly advised, as remedial welding on a load-bearing chassis of this age can rapidly exceed the value of the vehicle itself.