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034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7
034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7
034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7
034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7
034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7
  • SKU: 034-301-2026
  • Availability: In stock Usually ships within 5-7 Days Special Order 4-6 Weeks

034Motorsport 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7

$1,546.00
  • Brand: 034Motorsport
  • UPC:

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DESCRIPTION

Product Description:

The 034Motorsport 370mmx30mm 2-Piece Floating Rear Brake Rotor Upgrade for Audi C8 RS6 & RS7 is a complete replacement brake rotor, designed to work flawlessly with the factory rear calipers. Upgrading your rear rotors will increase overall braking performance in street, track, and HDPE driving conditions, as they keep your brakes cool and strong all day long!

Weighing in at approximately 22.7lbs, each rotor reduces rotational weight by 2lbs on each corner over the factory 24.7lb rotors! While reducing weight, the rotor retains proper thermal mass in the rings to adequately capture heat, while utilizing 72 directionally curved vanes to forcefully flow cool air through the rotor to dissipate heat.

The central hat portion of the 034Motorsport rotor is made of 6061-T6 aircraft specification aluminum. The disc is constructed out of a proprietary metal alloy that can withstand immense braking temperatures while holding form. From the factory, the same straight-vaned rotor is used on both rear axles of the C8 RS6 & RS7. 034Motorsport rotors utilize 72 directionally curved vanes to forcefully flow cool air through the rotor to dissipate heat and are unique to the left and right axles to provide a substantial increase in cooling efficiency over the factory rotor design.

The face of the rotor utilizes J-Slot slots to clean the pad and surface of contaminants and allows hot pad outgassing, all while reducing overall braking noise compared to a traditional slotted rotor.

The rotor and hat have a floating mount system that utilizes high-strength alloy steel bobbins. The pins take the load from braking actions while maintaining the axial and radial float between the hat and disc, allowing for safe expansion and contraction from heat.

Temperature-Indicating Paint Marks:

2-Piece Rotors

034Motorsport 2-Piece Performance Brake Rotors feature temperature-indicating paint marks on the rotor edge that provide a quick visual reference for heat exposure during aggressive street driving, autocross, or track use.

The paint changes color at specific temperature thresholds to help drivers understand operating conditions:

  • Green → White at 478°C (892°F)
  • Orange → Yellow at 571°C (1060°F)
  • Red → White at 640°C (1184°F)

If the red paint turns white throughout, the rotors are consistently operating beyond their intended temperature range. This may indicate the need for lower-friction brake pads or improved cooling

2-Piece Rotors

Buyer’s Guide:


Brake Rotor Comparison Chart:

Feature / Use Case Stock C8 RS6/RS7 Rotors 034Motorsport 2-Piece Floating Rotors
Rotor Design Semi-Floating 2-Piece Rotor Floating 2-Piece Rotor
Internal Vane Design Incorrect Directional Veins 72 Directional Curved Vanes
Cooling Efficiency Moderate Very High
Rotor Material OEM Cast Iron CM-250 Special Alloy Rotor Rings
Hat Construction Integrated Iron Hat 6061-T6 Aerospace Aluminum Hat
Weight 24.7lb OE Rotor 22.7lb Lightweight Rotor
Heat Resistance Good Maximum
Warping Resistance Moderate Very High
Friction Face Design OEM Drilled Face J-Slotted Friction Face
Pad Degassing & Debris Removal Moderate Excellent
Floating Hardware No Yes – Floating Bobbin System
Replaceable Rotor Rings No Yes
Long-Term Maintenance Cost Higher Full Rotor Replacement Cost Lower Replacement Ring Cost
Street Driving ✓✓ ✓✓✓
Spirited / Canyon Driving ✓✓✓
Autocross / HPDE Limited ✓✓✓
Frequent Track Use Not Ideal Designed For It
Best For Daily Driving & Occasional Spirited Use High-Performance Street & Track Driving

Features:

  • Lightweight Construction (22.7.3lb 034Motorsport Rotor vs. 24.7lb OE Audi Rotor)
  • Floating, 2-Piece Design
  • 6061-T6 Billet Aluminum Hats
  • Aerospace Grade Aluminum Hats
  • CM-250 Special Alloy Rotor Rings
  • J-slotted Friction Face
  • OEM Fitment & Functionality
  • Temperature Indicating Paint Marks on Rotor Edge:
    • Green changes to white at 478° C (892° F)
    • Orange changes to yellow at 571° C (1060° F)
    • Red changes to white at 640° C (1184° F)
      • If the Red paint turns white throughout, the rotors are running too hot.
  • 72 Curved Vanes Force Cooling Air through Brake Disc (OE rotors use incorrect directional vanes)
  • Floating Bobbins Mounting System
  • Replaceable Rotor Rings
  • Lower Long-term Maintenance Cost

OE Part Interchange:

  • 4K0 615 601 A

What's Included:

  • 370x30 Left Rotor
  • 370x30 Right Rotor
  • Installation and Break-in Instruction Sheets
**Please Note: Type III hard anodizing of aluminum is considered as a functional surface coating process. While we always aim for color consistency, color variations may exist from batch to batch due to the nature and variables in the anodizing process.
DOCUMENTS
AVAILABILITY

Eurosport Performance does not have live inventory. Although we aim shipping out not stocked products within 5 business days, supply constraints, import proceedures and product availability can cause additionnal delays. Please refer to the table below for more accurate details. 

In stock - We have the item in stock at our warehouse and you can expect fulfillment within 24 hours.

Usually ships within 5-7 business days - We must import this product from our supplier or the manufacturer. Standard import proceedures take between 5-7 business days and you can expect fulfillment within 8 business days.

Back ordered - This product is out of stock at our warehouse with units in transit from our supplier. Fulfillment can vary. 

If you wish to have a more accurate ETA, please send us a message at info@es-performance.com and we will respond within 24-48h. 

WARRANTY

12 Months

All products sold by Eurosport Performance are warrantied against manufacturing defects according to the manufacturer's warranty policy*. Warranty does not cover abuse, misuse, damages caused from improper manipulation, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective, the customer will receive, at the discretion of Eurosport Performance, a replacement part at no extra cost.

* Conditions may apply. Please visit our Refund Policy or contact us at info@es-performance.com

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