Your Toyota brake disc is the brake part that your brake pads rub against, using the pressure that is applied by the caliper, to slow and then stop your vehicle. There are certain symptoms that can indicate that your Toyota brake disc is in need of your attention, and these include a grabbing sensation when the brake is applied in which one wheel can even lock up, a sharp pulling to one side or the other when braking, a distinct vibration that is felt through the brake pedal itself, and a regular, rhythmic scraping noise that is especially noticeable at low speeds. There are two common problems that you'll likely experience with a Toyota brake disc as it ages, and those are grooves and scratches that often relate to a failure to change the brake pads soon enough, allowing the pad to wear through until the metal below is exposed to damage the rotor and the other is warping, which is generally attributed to being overheated or a failure to dissipate heat properly. On occasion, Toyota brake disc warping can be caused by installing brake dust shields the wrong way, causing excessive heat to be trapped in the brake disc area. A warped Toyota brake disc has to be replaced, and if you are finding that this is happing more frequently than it should, you may want to consider using one of the higher performing Toyota brake disc types, as they are better at dissipating heat, and your diving circumstances may merit the upgrade. If, however, the Toyota brake disc has been scratched or grooved, you may be able to just have the disc resurfaced. This can usually only be done once, and sometimes, in the case of slimmer Toyota brake disc types or deep grooves, not at all. If you need to replace a Toyota brake disc, you can order yours online or via our toll-free telephone number.
FAQs—Toyota Brake Disc
- How can I clean my car's brake disc/rotor? What's the proper way of doing it? And when should I clean it?
It's highly advised that you clean new and machined brake discs/rotors before installing them. With soap and water, scrub the disc/rotor using a stiff brush to de-ionize the surface. Scrubbing it with a brush will also get rid of the metal particles lodged right into the pores. After this, you may apply a petroleum-based cleaner and wipe it dry with a clean, white paper towel. You may spot some gray residue, which is the metal trapped in the disc's/rotor's surface.
- Can corroded hub assemblies really cause Toyota brake disc/rotor runout? How can this be fixed? What are the other usually overlooked causes of runout?
The disc may suffer from runout due to corroded or unclean hub assemblies. You have to check around the studs since this area is often overlooked. It also not given proper cleaning most of the time. Use an over-the-stud cleaning tool to keep the disc flat while the wheel is tightened. Also watch out for lateral runout in the axle flange or hub. If the car is pulsating or having similar issues, the hubs should be checked using a dial indicator. By checking the hubs, you can prevent new rotors from having built-in runout.
- What are the advantages or features of slotted rotors or discs? Can they perform better than standard OE?
Slotted rotors are better than the standard OE brake discs. The slotted design allows the rotors to cool better as hot gases when braking can be eased through the slots while also letting water to escape when driving in wet weather. The design also allows brake pads to have better contact with the discs or rotors.
- Is it true that cross-drilled rotors/discs tend to crack easily?
When cross-drilled rotors initially came out and were sold in the market, there were some problems with the design. Some came out with drilled holes that were too large. As a result, these penetrated the cooling vanes. They weren't radiused or chamfered, causing some issues. Because of these, the rotors/discs were prone to cracking. Their structural integrity were compromised. Slotted rotors/discs became the alternative. Today, cross-drilled rotors are better designed. They can dissipate hot gasses and lower the operating temperatures effectively.
- Which would be a better option: cross-drilled rotors or slotted brake discs?
Cross-drilled rotors/brake discs are designed to dissipate heat better. They have up to 40% increased cooling capacity. With these features, you can count on reduced brake fade when using these rotors. They're also designed to be more responsive when driving and braking during wet weather. Another notable quality is the improved initial bite these discs can provide. Porsche, Ferrari, and other sports car manufacturers use cross-drilled rotors as a standard. These are best used on most street applications. Slotted rotors are also designed to perform better than standard OE rotors with increased heat dissipation as hot gases and water get to escape through the slots.