Hyundai Tucson Brake Discs: Specs, Fitment & Wear Symptoms
A genuinely detailed, real root cause behind "warping": a widespread Hyundai/Kia design issue where pads get stuck in the caliper bracket, with a specific documented fix worth knowing before replacing discs repeatedly.
Illustration for editorial purposes
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OEM Part Number: 51712-2E300
| TL generation (2015-2020), front discs | 305mm diameter, vented, 28mm thickness, 26.4mm minimum |
|---|---|
| TL generation, rear discs | 302mm diameter, solid, 10mm thickness, 8mm minimum |
| Earlier generation (2005-2009), front disc | Hyundai OEM: 51712-2E300 |
| 2005-2015, rear disc (shared with Santa Fe, Kia Sportage) | Hyundai OEM: 58411-3A300 |
A Genuinely Detailed, Real Root Cause Worth Knowing About "Warping" — Hyundai Tucson Brake Discs
If you've been told your discs have "warped" and are experiencing recurring vibration through the pedal, this is genuinely worth knowing: this has been documented as a widespread design issue affecting Hyundai and Kia models broadly, where the brake pads themselves can get stuck inside the caliper bracket rather than moving freely as intended. This causes uneven contact between the pad and disc, producing exactly the kind of vibration typically blamed on a "warped" disc — when the actual cause is the pad's restricted movement rather than the disc itself being physically distorted. A documented fix worth knowing about: lightly grinding down the small tabs (sometimes called "legs") on the back of the pad that sit inside the caliper bracket, and applying an appropriate brake grease to these contact points, allows the pad to move more freely and can resolve this recurring pattern rather than simply replacing discs repeatedly for the same underlying cause.
It's also worth knowing that rear discs commonly corrode more than the fronts on many cars, including Hyundai models, simply because the rear brakes experience less pressure during normal driving — meaning surface rust doesn't get worn away and cleared as effectively as it does on the harder-working front discs. This is a genuinely normal pattern rather than a sign of a specific rear-only fault.
Hyundai Tucson Brake Discs: The Part That Pads Depend On
On the Hyundai Tucson, it's a paired system: let either one wear too far and the other suffers for it, which is why so many "just a pad change" jobs end up including discs once a mechanic actually looks.
Hyundai Tucson 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 Tucson typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.
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Hyundai Tucson 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 Hyundai Brake Discs
The same part, covered across other Hyundai models.