Peugeot 508 Front Suspension Strut: Specs, Fitment & Common Faults
On the 508, whether a knock changes with temperature is a genuinely useful diagnostic clue — plus a real, free DIY test for track rod wear.
Illustration for editorial purposes
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Peugeot 508 Front Suspension Strut: OEM Part Number
| Standard strut, right | Genuinely a different part number from the left-side strut — not a mirror-image of the same component |
|---|---|
| Standard strut, left | A genuinely different reference from the right-side strut above |
| Sport-trim strut, where fitted | A genuinely different, stiffer strut from standard trims |
A Genuinely Useful Diagnostic Clue: Does the Knock Change With Temperature? — Peugeot 508 Front Suspension
A genuinely well-documented, useful pattern worth paying attention to: whether a knock gets better or worse as the car warms up during a drive points toward different specific causes. A knock that's prominent when cold and largely disappears after driving for a while often points toward a worn top mount or strut bearing, which behaves differently as the rubber components warm and flex more freely. A knock that instead appears or worsens specifically after around 30 minutes of driving, particularly at slow speeds, has been traced in documented cases to worn steering tie rods rather than the suspension itself — worth mentioning this specific timing pattern to a technician, since it's a genuinely useful clue for narrowing down the cause faster than generic trial and error.
It's also genuinely worth knowing that this platform has a well-documented reputation for knocks that survive an initial repair — multiple documented cases describe drop links, top mounts, or ball joints being replaced without the noise actually resolving, sometimes requiring several visits and multiple components addressed before the actual cause is found. This isn't necessarily a sign of an incompetent garage; it reflects a genuinely stubborn platform characteristic where more than one worn component can be masking or mimicking another's symptoms. Real cost figures worth knowing: top mount replacement has been quoted around £60 in parts plus £80 labour on the 208 specifically.
Peugeot 508 Front Suspension Strut: The System That Quietly Does All the Work
On the Peugeot 508, every pothole, bump and cornering load gets filtered through these parts long before it's felt inside the car, which is precisely why wear rarely shows up as one clean symptom. A methodical, process-of-elimination check tends to find the actual culprit much faster than guessing.
Peugeot 508 Front Suspension Strut: What It Does
The Peugeot 508's front struts fold two components into one: the damper and the coil spring's mount. A worn strut means the car keeps moving after a bump rather than settling promptly, and that lingering movement can accelerate uneven tyre wear over time.
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Peugeot 508 Front Suspension Strut: Warning Signs, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Front Suspension Strut Guide for symptoms of worn bushings and ball joints, confirming fitment against your VIN, and rubber vs polyurethane guidance.
More Peugeot Front Suspension Strut
The same part, covered across other Peugeot models.