Seat Ibiza Brake Discs: Specs, Fitment & Wear Symptoms

A genuine, real case: an Ibiza owner's discs warped at just 11,000 miles, and SEAT denied any goodwill entirely, blaming a dealership franchise change instead.

Illustration for editorial purposes

OEM Part Number: JZW698601AH

Genuinely useful technique worth knowing: SEAT ties rear disc kits directly to a brake PR code (found on the vehicle data sticker) — the genuine reference below is explicitly confirmed for PR code "1KT", so check yours matches before ordering.

Rear disc and pad kit, PR code 1KT (2012-2017)	SEAT OEM: JZW698601AH — 230mm diameter, 9mm thickness
Standard petrol/diesel, front discs	256mm diameter, vented, 22mm thickness, 19mm minimum
Higher-power/FR variants, front discs	288mm or 312mm diameter, vented, 25mm thickness — genuinely larger than the standard 256mm

The Part That Pads Depend On

Discs and pads work as a pair, and neglecting one tends to accelerate wear on the other — which is exactly why worn discs so often get discovered during what was meant to be a routine pad change.

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.

A Genuine, Real Case Worth Knowing: Warped Discs at Just 11,000 Miles — Seat Ibiza Brake Discs

One documented Ibiza owner reported their brake discs warping at just 11,000 miles and two years old, costing £249 to repair — after writing directly to SEAT, they received no written response, only a phone call informing them the discs weren't covered by warranty and that a franchise change at their original dealer "was their problem, not SEAT's." No goodwill contribution was offered despite the genuinely low mileage. This is worth knowing as a realistic account of how SEAT customer services can respond to this kind of complaint — while not every case will play out the same way, it's a reminder to push for a written response and be persistent if you believe premature disc wear reflects a genuine quality issue rather than driver-caused wear.

Before assuming genuine warping: a vibrating steering wheel or pulsing brake pedal is very often not the disc physically bent from heat at all — it's usually Disc Thickness Variation (DTV), uneven pad material deposits building up unevenly across the surface, which produces the exact same sensation as true warping. This distinction matters because DTV can sometimes be resolved without full replacement, so it's worth confirming genuine warping (rather than DTV) has actually been diagnosed before paying for new 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 Ibiza typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.

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 Seat Brake Discs

The same part, covered across other Seat models.

Seat Ibiza Brake Discs: Specs, Fitment & Wear Symptoms

OEM Part Number: JZW698601AH

A Genuine, Real Case Worth Knowing: Warped Discs at Just 11,000 Miles — Seat Ibiza Brake Discs

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