Kia Sorento Brake Discs: Specs, Fitment & Wear Symptoms

On the Sorento, a steel spring joining the caliper halves can genuinely rub against corrosion buildup on hot discs.

Illustration for editorial purposes

Opens live listings in a new tab.

OEM Part Number: 51712-P2000

Accuracy note: genuine Kia part numbers confirmed across two generations — always confirm your exact model year before ordering, since the reference differs.

2021-2025 (Hybrid), front disc	Kia OEM: 51712-P2000
2013-2019, front disc	Kia OEM: 517122W700
Rear disc, genuine reference (302mm)	Kia OEM: 58411-2P000
Higher-power variants, front discs	321mm diameter, vented, 28mm thickness, 26.4mm minimum

A Genuinely Detailed, Real Technical Explanation Worth Knowing — Kia Sorento Brake Discs

If you're hearing a specific rubbing noise particularly noticeable after heavy braking downhill, this is genuinely worth knowing: a documented case on a related model traced this exact symptom to a steel spring that joins the two halves of the caliper, rubbing against a corrosion buildup at the edge of the disc, worsening as the disc heats up and expands.

A genuinely useful, real maintenance point worth knowing: a full strip-down and clean of the calipers typically isn't included as part of a standard annual service — worth having this done specifically every two to three years, since crud and rust building up in the pad guides can restrict proper movement and lead to uneven wear.

It's also genuinely worth knowing an honest consumer point: already-corroded discs on a genuinely new car can potentially indicate they weren't of merchantable quality, worth pursuing as a warranty claim. It's also worth knowing that a short drive after washing the car helps dry discs out properly.

Kia Sorento Brake Discs: The Part That Pads Depend On

On the Kia Sorento, 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.

Kia Sorento 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 Sorento typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.

Find Kia Sorento Brake Discs Here!

Opens live listings in a new tab.

Kia Sorento 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 Kia Brake Discs

The same part, covered across other Kia models.