EBC RK781 Front Ultimax Rotors Set 847943089712

( Brand: Ebc ), ( Manufacturer Part Number: RK781 ), ( Air Freight Prohibited: False ), ( Type: Automotive ), ( UPC: 847943089712 )

Review EBC Ultimax Slotted Rotors Lexus And Front Set fits GS300 LS400

The EBC RK781 Ultimax Front Rotors for Lexus GS300 and LS400 are high-performance rotors designed to deliver exceptional braking power and durability. These rotors are engineered to provide a significant upgrade over the original equipment rotors, making them an excellent choice for enthusiasts seeking improved braking performance for their luxury vehicles.

The EBC Ultimax rotors are constructed using only the finest quality materials. The rotor hats are made from high-carbon cast iron for strength and rigidity, while the discs are made from sintered ceramic compounds. This combination of materials ensures that the rotors offer superior heat dissipation and resistance to warping and distortion, even under the most demanding driving conditions.

The sintered ceramic discs used in the EBC RK781 Ultimax rotors provide excellent braking performance through their superior friction coefficient. Compared to OEM rotors, the sintered ceramic discs offer increased stopping power, shorter braking distances, and improved modulation. Additionally, the ceramic compound provides excellent resistance to wear, ensuring that the rotors last longer than their OEM counterparts.

The EBC RK781 Ultimax rotors also feature an advanced venting system to ensure proper cooling and reduce the risk of brake fade. The venting system consists of radial and cross-drilled holes, which allow air to circulate around the rotor surface, keeping the brakes cool and reducing the risk of thermal expansion. This feature is particularly important during high-speed driving or prolonged periods of heavy braking.

The EBC RK781 Ultimax Front Rotors for Lexus GS300 and LS400 are a direct replacement for the OEM rotors, making installation easy and straightforward. The rotors come with new high-performance brake pads, ensuring that you get the best possible braking performance right out of the box. Additionally, the rotors are compatible with most aftermarket and OEM brake calipers, providing flexibility for those who may want to upgrade their braking system further in the future.

Overall, the EBC RK781 Ultimax Front Rotors for Lexus GS300 and LS400 offer a significant upgrade in braking performance and durability compared to the OEM rotors. With their superior heat dissipation, resistance to warping, and improved stopping power, these rotors are an excellent choice for those seeking to enhance the performance of their luxury vehicle.

The EBC RK781 Ultimax rotors are aftermarket performance rotors designed for front applications on Lexus GS300 and LS400 models. These rotors offer several advantages and potential drawbacks that are important to consider before making a purchase.

1. Enhanced Braking Performance: The EBC Ultimax rotors provide improved braking performance due to their larger diameter and cross-drilled design. This can lead to shorter stopping distances and better overall braking efficiency.

2. Durability: These rotors are designed to be more durable than OEM rotors. Their high-carbon construction and drilled design help dissipate heat more effectively, reducing the risk of warping or cracking.

3. Improved Brake Pad Life: The Ultimax rotors' increased surface area and superior heat dissipation can help extend the life of your brake pads.

4. Cosmetic Appeal: The drilled design of these rotors can give your Lexus a more aggressive and sporty look.

1. Additional Cost: Aftermarket rotors like the EBC Ultimax are typically more expensive than their OEM counterparts. This may be a deterrent for some buyers.

2. Potential Noise: Some users have reported increased brake noise after installing these rotors. This can be due to the thinner rotor design and the drilled holes.

3. Potential for Vibration: While rare, some users have reported experiencing vibration after installing these rotors. This can be due to warping, uneven bedding in of the brake pads, or other factors.

The EBC RK781 Ultimax rotors offer several advantages for Lexus GS300 and LS400 owners looking to improve their vehicle's braking performance. These benefits include enhanced braking efficiency, improved durability, extended brake pad life, and a cosmetic upgrade. However, potential drawbacks include additional cost, potential noise, and rare instances of vibration.

If you are a performance-oriented Lexus GS300 or LS400 owner seeking improved braking performance, the EBC RK781 Ultimax rotors are an excellent option to consider. Weigh the benefits against the potential drawbacks and consider your budget before making a purchase. If you are sensitive to brake noise or vibration, you may want to explore other aftermarket rotor options or consult with a professional mechanic for advice.

Details:

The 5-bolt pattern, 296mm diameter, and 62mm bore ensure compatibility with your Lexus, making installation straightforward secure. Constructed with vented design and precise dimensions, these rotors provide a reliable fit performance for daily driving or spirited stops. OE-style front rotors with precise fit for Lexus GS300 and LS400 model's. The slots also assist in clearing dust and debris from the pad surface, ensuring maximum grip reducing uneven wear for longer life.

Whether you're replacing worn rotors or looking to improve braking efficiency, these offer a durable solution that helps keep your vehicle safe and responsive on the road. Clear dust and debris for consistent pad grip. Vented design to improve heat dissipation during braking. Features: Progressively angled slots for quiet operation and enhanced cooling.

This set includes OE-style front rotors compatible with a range of Lexus model's, including GS300 and LS400 from the mid-1990s to mid-2000s. Constructed with high-quality materials for durability and performance. Featuring progressively angled slots, these rotors pull in cool air to help maintain optimal operating temperatures, which can improve brake response and lifespan.

part #: rk781 prices

• $230.89-$273.56

specifications caliperparbrak:

• for models: Gs300, Ls400
• for makes: Lexus
• brand: Ebc
• mpn: Rk781
• air freight prohibited: False
• type: Automotive
• upc: 847943089712

seller caliperparbrak:

• # reviews: 45592
• city: Saint Paul, Minnesota
• rating: 98.5%

returns caliperparbrak:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

offer caliperparbrak:

• quantity: 4
• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: March 26, 2026

payments caliperparbrak:

• wallet: Apple-pay
• credit card: Visa
• other

general caliperparbrak:

• Car Truck Parts Accessories > Brakes Brake Parts > Calipers Brackets
• condition: New

shipping caliperparbrak:

• class: Standard
• transit: 2-5 Days
• type: Fixed
• cost: $0.00
• service: Standard

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