2020 Tesla Model S — Brake Pad & Rotor Specs

Quick reference

Spec	Measurement
Front pad PN (OEM)	Verify with dealer
Front pad PN (Akebono)	Verify with dealer
Front pad PN (Bosch)	Verify with dealer
Front pad PN (Wagner)	Verify with dealer
Front pad PN (Power Stop)	Verify with dealer
Rear pad PN (OEM)	Verify with dealer
Rear pad PN (Akebono)	Verify with dealer
Rear pad PN (Bosch)	Verify with dealer
Rear pad PN (Wagner)	Verify with dealer
Rear pad PN (Power Stop)	Verify with dealer
Front rotor diameter	355 mm
Front rotor new thickness	32 mm
Front rotor minimum thickness	30 mm
Rear rotor diameter	365 mm
Rear rotor new thickness	28 mm
Rear rotor minimum thickness	26 mm
Caliper piston count (front)	4-piston (Brembo)
Caliper piston count (rear)	4-piston (Brembo)
Front caliper bracket torque	Consult service manual
Front caliper slide-pin torque	Consult service manual
Rear caliper bracket torque	Consult service manual
Rear caliper slide-pin torque	Consult service manual
Brake fluid spec	DOT 4

How to choose pads

When it comes to your 2020 Tesla Model S, selecting the right brake pads is crucial for optimal performance and safety. The primary categories you'll encounter are ceramic, semi-metallic, and, in some cases, heavy-duty options.

Ceramic Pads

Ceramic brake pads are known for their clean operation, producing very little brake dust. They are also quieter than semi-metallic pads, making them a popular choice for drivers seeking a refined experience. Ceramic pads generally offer good longevity and consistent performance in a wide range of temperatures. For the Tesla Model S, with its emphasis on smooth and quiet operation, ceramic pads are often an excellent choice for daily driving.

Semi-Metallic Pads

Semi-metallic pads are made from a combination of metallic fibers (steel, iron, copper) mixed with organic fillers. They excel at dissipating heat, making them a good option for more aggressive driving or for vehicles that frequently experience heavy braking. While they offer excellent stopping power and feel, semi-metallic pads can sometimes generate more brake dust and be noisier than ceramic pads. Given the performance capabilities of the Model S, some drivers might prefer semi-metallic pads for their more assertive bite.

Heavy-Duty Pads

Heavy-duty pads are designed for extreme conditions, such as track use or for vehicles that frequently tow heavy loads (though towing is less common for a Model S). These pads prioritize maximum stopping power and heat resistance, often at the expense of noise and rotor wear. For a stock 2020 Model S used for daily driving, heavy-duty pads are generally overkill and not recommended unless you have specific performance modifications or driving habits that demand them.

Ultimately, your choice will depend on your driving style, priorities (noise, dust, stopping power), and budget. Always ensure any aftermarket pads you choose are specifically designed for the Tesla Model S to guarantee proper fitment and performance.

Typical service life

Due to the regenerative braking system in the Tesla Model S, the brake pads and rotors generally experience a significantly longer service life compared to traditional internal combustion engine vehicles. Regenerative braking uses the electric motors to slow the car, converting kinetic energy back into electricity to recharge the battery. This reduces the mechanical wear on the friction brakes.

Many Model S owners report achieving 60,000 miles or more on their original brake pads, and sometimes even over 100,000 miles. Rotor life is similarly extended. However, this relies heavily on driving habits. Aggressive driving with frequent hard braking will naturally shorten the life of these components. It is still recommended to have your brakes inspected annually or every 12,000 miles, regardless of perceived wear, to ensure everything is in good working order and to prevent seizing due to lack of use.

Tesla does not specify a "pad-slap interval" in the traditional sense, as replacement is dictated by wear. However, regular inspection is key to monitor wear and ensure proper operation, especially considering the potential for rust accumulation on infrequently used rotors in certain climates.

Common brake issues for this generation

While the 2020 Tesla Model S is a generally reliable vehicle, a few common brake-related issues can arise, often stemming from the unique characteristics of electric vehicles with regenerative braking.

One of the most frequently reported issues is rust on the brake rotors. Because the friction brakes are used less frequently due to regenerative braking, the rotors are more susceptible to surface rust, especially in humid climates or areas where roads are salted in winter. While minor surface rust is typically "wiped away" with light braking, extensive rust can lead to noise, vibration, and reduced braking performance. Regular, deliberate use of the friction brakes (e.g., using "hold" mode or briefly applying the brake pedal when coming to a stop) can help mitigate this.

Caliper seizing is another concern, again related to infrequent use. Caliper pistons and slide pins can become sticky or seize due to rust and dirt buildup if they are not exercised regularly. This can lead to uneven pad wear, pulling to one side, or persistent dragging. Regular brake inspections should include checking the free movement of caliper components and lubricating slide pins as needed.

Less common, but possible, are issues with the electronic parking brake (EPB) system or master cylinder, which would typically present with warning lights on the dashboard. Any brake warning light should be addressed immediately by a qualified technician.

Brake job cost estimate

The cost of a brake job for a 2020 Tesla Model S can vary significantly depending on whether you're replacing just the pads or both pads and rotors, where you have the work done (Tesla service center vs. independent shop), and the brand of parts used.

For front and rear brake pad replacement only, you could expect to pay approximately $400 - $800, including parts and labor. This assumes that your rotors are in good condition and within minimum thickness specifications.

If both front and rear pads and rotors need replacement, the cost will be higher. Given the larger size and performance nature of Model S brakes, parts can be more expensive than for a typical sedan. You might anticipate paying anywhere from $1,200 to $2,500 or more for a complete front and rear pad and rotor replacement, including labor. Carbon ceramic brake options, if applicable to your specific Model S variant, would be substantially more expensive.

These are general estimates. Always obtain a detailed quote from your preferred service provider. Remember that maintaining your Tesla's braking system is crucial for safety and performance.

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