Cast Iron Brake Disc 420*40mm Big Brake Disc Rotor Fit For Audi

Brake Rotor Installation

Match the new Brake Performance Rotors to the ones being replaced to insure proper size and fit.
Be sure to replace all brake disks on the same axle.
Inspect calipers, sliders and mounting surfaces. Lubricate all metal to metal contact areas with a lubricant called "Moly Lube".
Make sure that the seating surfaces on brake disk and wheel hub are clean, free of rust and burrs.
Installing old brake pads on new rotors can cause squeaking and damage to the new rotors. Always install new brake Pads.
Actuate brake pedal several times.

Important: As brake rotors are a part of the brake system and such represents safety parts, all respective work must be executed with utmost care. Inappropriate work may lead to total failure of the brake system.

Brake-In Procedure

After installing rotors and pads, start braking procedure by applying brakes from 45mph to 5mph without coming to a complete stop and repeat 10 to 20 times. Drive 2-3 blocks then park and allow rotors and pads to cool to the touch. If pad squeaking occurs, repeat braking procedure.
This procedure allows the material to transfer from the pad to the rotor surface
Avoid excessive or high speed braking for 50 to 100 miles.
Braking performance and effectiveness will be severely reduced if rotors and pads are not properly installed.

Pad Noise and Squeaking
This occurs if the brake-in procedure is not followed.
If existing brake rotors are not turned or cleaned to eliminate the old pad residue.
If the incorrect type of brake pads were ordered for a specific type of vehicle.

Warning: Do not use any cleaning solutions of any kind on Zinc Plated Brake Rotors because this will cause a chemical reaction which will remove the Zinc Coating. Brake Performance will not re-plate or replace any Brake Rotors due to the damage caused by the use of cleaning solutions on Zinc Plated Brake Rotors.

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Guangzhou Yuanxing Industrial Co.Ltd was established in 2017 and is located in Room 302, building 5, No. 7, Laowu street, Dongping village, Yongping street, Baiyun District, Guangzhou ,China. The location is very excellent and the transportation is convenient. We have very rich industry experience and is a trusted supplier. The company has production equipment and skilled front-line employees. Our boss has been engaged in the transformation of automobile braking system since 2011, have about 10 years of experience in this industry. Since 2017, we have set up our own factory, which can provide you with the best price and the best quality products. We specialize in producing aluminum alloy center cap and bracket, which can be customized according to different car models. Meanwhile we also sell complete set brake kit included brake calipers/brake disc rotors/brake pads/brake hose/aluminum center cap and brackets. Our products have strict quality control from the procurement of raw materials to the sale of finished products. Our company purpose is customer first, trying our best to meet the needs of customers. Our company's products are sold worldwide. With excellent quality and reasonable value, quality service, to win the trust and praise of our customers . Warmly welcome to visit our company and factory. We sincerely welcome friends from all over the world to visit our company and cooperate with us on the basis of long-term mutual benefits. We are looking forward to receiving your enquiry soon.