Ford Mondeo Brake Discs: Specs, Fitment & Wear Symptoms

Vibration under braking is usually blamed on warped discs — but the real, more common cause is something else entirely.

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OEM Part Number: 1681578

Genuinely worth knowing: some retailers list a 316mm rear disc option for the Mondeo, which has caused genuine owner confusion — this size is understood to actually apply to the US-market Ford Fusion (a closely related model) rather than the European Mondeo, where 300mm front and 302mm rear is the confirmed factory fitment on Mk5 diesel variants. Measuring your actual disc is the reliable way to confirm if in doubt.

Mk3 (2000-2007), front disc	Ford OEM: 1681578 — thickness 23.9mm new, 18.4mm minimum
Mk5 (2014 onwards), 2.0 diesel, front discs	300mm diameter, vented, 28mm thickness, 26mm minimum
Mk5, rear discs	302mm diameter, solid, 11mm thickness, 9.5mm minimum — genuine OE cross-reference: 5202204, DG9C2A315BC

Ford Mondeo Brake Discs: The Part That Pads Depend On

On the Ford Mondeo, these two components wear together, and letting one go too long accelerates wear on the other, which is why a simple pad swap so often reveals discs that need replacing at the same time.

Before you buy: disc size and design vary by trim, engine size and whether your car has the standard or "sport" brake package. Always confirm against your VIN before ordering.

Steering Wheel Vibration Under Braking Isn't Always Genuine Warping — Ford Mondeo Brake Discs

A vibrating steering wheel or pulsing brake pedal is commonly assumed to mean the discs have warped, but in the large majority of cases they haven't physically bent from heat at all. What's actually happening is Disc Thickness Variation (DTV) — uneven pad material deposits building up across the disc surface, often during the bedding-in period after a fresh fit — producing the exact same sensation as true warping. Bedding in new discs and pads gradually, rather than braking hard in the first few hundred miles, measurably reduces the risk of this developing.

Ford Mondeo Brake Discs: What They Do

Brake discs provide the surface the brake pads clamp against to slow the car, converting momentum into heat through friction. Larger, sportier trims of the Mondeo typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.

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Ford Mondeo Brake Discs: Wear Symptoms, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Brake Discs Guide for warning signs to watch for, confirming fitment against your VIN, and choosing a reliable aftermarket disc.

More Ford Brake Discs

The same part, covered across other Ford models.