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SKU: SG2F026
EBC Racing 2021+ BMW M3/M4 (G80/G82/G83) 2 Piece SG Racing Rear Rotors
EBC Brakes SG2F026 delivers a complete 2-piece floating rear rotor assembly as direct OE replacement for 2021+ BMW M3 and M4 models. These rotors cut unsprung rotational mass for quicker steering response, enhanced tire grip, improved fuel efficiency, and more power to the wheels. The design allows simple replacement of the cast iron friction ring while reusing the aluminum center hub and stainless bobbins to lower ongoing expenses.
Key Features
- 2-Piece Floating Construction: Reduces vehicle unsprung weight by 2.2 kg per rotor compared to OE solid discs for faster turn-in and better suspension response
- Replaceable Outer Ring: Swap only the worn friction ring to extend rotor life and reduce replacement costs over time
- 370mm Vented Diameter: Matches OE sizing with 24mm new thickness (22mm minimum) for consistent braking performance under track or street demands
- SG Racing Groove Pattern: Enhances pad bite, clears gases and debris for reliable stopping power in all conditions
- 5-Lug Bolt Pattern: Direct bolt-on fit with 5x120 PCD and precise hub centering for 2021+ BMW M3/M4 chassis
Product Notes
- Complete assembly includes rotors with stainless steel bobbins and hardware for immediate installation
- Pair of rear rotors designed for high-performance driving with durable stainless hardware
- Ships fully assembled ready for track or daily use
Installation Notes
- Professional installation recommended.
- Bolt-on replacement using factory hardware. no modifications required
- Compatible with OEM calipers and EBC pad compounds for optimal bedding
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2025 | BMW | M3 | Base |
| 2021-2025 | BMW | M3 | Competition |
| 2022-2025 | BMW | M3 | Competition xDrive |
| 2021-2025 | BMW | M4 | Base |
| 2021-2025 | BMW | M4 | Competition |
| 2021-2025 | BMW | M4 | Competition xDrive |
Why Choose EBC Brakes?
- 60-year history in brake material development ensures reliable stopping power
- 8 in-house dynamometer rigs validate performance across real-world conditions
- Precision engineering from UK and US factories for consistent quality worldwide
Frequently Asked Questions
-
Q: Will SG2F026 fit my 2023 BMW M3 Competition xDrive?
A: Yes, direct fit for all 2021-2025 BMW M3/M4 G80/G82/G83 models including xDrive variants with no modifications -
Q: What material is used for the rotor ring and hat?
A: Cast iron friction ring with SG grooves pairs with lightweight 6082-T6 aluminum center hat for weight savings and heat dissipation -
Q: Does this include a warranty and bedding instructions?
A: Backed by EBC lifetime warranty against defects. follow 500-mile bedding process with compatible pads for peak performance
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Secure individual boxing with protective wraps, dimensions 38 x 15 x 15 inches
- Weight: 23.1 lbs
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