Alcon Rear Big Brake Kit
Street or track? We can help you pick the best Alcon kit for your car. Just Contact Us — we're happy to help.
BMW G-Series Alcon Rear Brake Upgrade
Elevate your driving experience with a high-performance braking solution engineered specifically for the BMW 3, 4, 5, and 6 Series (GXX) platforms. Whether you are building a high-performance street car, a dedicated track weapon, or a competitive motorsport entrant, this system delivers the thermal stability and stopping power required to push your vehicle to its limit.
Every component is manufactured to aerospace-grade standards, featuring forged or billet aluminium construction designed to drastically reduce unsprung weight and improve pedal modulation. From high-speed circuit work to spirited mountain drives, these kits ensure consistent, fade-free performance through superior heat management and rigid caliper design. We also offer expert assistance in building comprehensive brake packages that are fully Group 3E compliant for Production Car Australia competition.
Navigating different caliper and rotor configurations can be complex; we are here to help guide you through the process to ensure you get exactly what you need for your specific vehicle and intended use. Please contact us at sales@chicaneaustralia.com.au for expert advice on your braking setup.
Vehicle Compatibility
| Make | Model | Chassis | Year | Notes |
|---|---|---|---|---|
| BMW | 3 Series | G20 / G21 | 2019 - Present | Rear Fitment - EPB Delete Required |
| BMW | 4 Series | G22 / G23 / G26 | 2020 - Present | Rear Fitment - EPB Delete Required |
| BMW | 5 Series | G30 / G31 | 2017 - 2023 | Rear Fitment - EPB Delete Required |
| BMW | 6 Series GT | G32 | 2017 - 2023 | Rear Fitment - EPB Delete Required |
Contents
What's In The Box?
- 2x Alcon Performance Calipers
- 2x Alcon or Paragon Rotors (Custom selection)
- 2x Custom Billet Hats and Brackets (Vehicle Specific)
- 1x HEL or Goodridge Braided Brake Line Kit
- 1x High-Tensile Mounting Hardware Kit
- 1x Detailed Installation Guide
No instructions available for this product.
Alcon Caliper Comparison Guide
Dive into the technical specifications. Compare piston sizing, rotor compatibility, and architectural data across Alcon's purpose-built street, dual-use, and dedicated motorsport calipers.
| Overview |
 CAR97 "MONO6" Full Specs |
 CAR70 "RC6" Full Specs |
 CAR99 Full Specs |
 CAR89 "TA6+" Full Specs |
 CAR89 Motorsport Full Specs |
 CAR89 "Billet" Full Specs |
CR6420 Full Specs |
|---|---|---|---|---|---|---|---|
| Category | Performance Street | Performance Street | Premium Street | Street / Track | Dedicated Track | GT / Touring Car | GT / Touring Car |
| Construction | Monobloc Cast | 2-Piece Forged | Monobloc Billet | Forged Aero | Billet Aero | Monobloc (1-Piece) | Billet Aero |
| Piston Sizing | 30.2 / 34.9 / 38.1mm | 27.1 / 31.8 / 38.1mm | 27.1 / 31.8 / 38.1mm | 27.1 / 31.8 / 38.1mm | 30.2 / 34.9 / 38.1mm | 27.1 / 31.8 / 38.1mm | 27.0 / 31.8 / 38.1mm |
| Overview |
 CAR69 "RC4" Full Specs |
 CAR23 Full Specs |
 CRB343 Full Specs |
 CRB332 Full Specs |
|---|---|---|---|---|
| Category | Performance Street | Dedicated Track | Dedicated Track | Dedicated Track |
| Construction | 2-Piece Forged | Billet Monobloc | Radial Mount | Radial Mount |
| Piston Sizing | 38.1 / 41.3mm | 38.1 / 41.3mm | 38.1 / 41.3mm | 38.1 / 41.3mm |
| Overview |
 CAR98 "MONO4" Full Specs |
CAR69 "RC4" Full Specs |
 CAR49 "TA4+" Full Specs |
|---|---|---|---|
| Category | Performance Street | Performance Street | Street / Track |
| Construction | Monobloc Cast | 2-Piece Forged | Forged Aero |
| Piston Sizing | 31.8 / 31.8mm | 31.8 / 31.8mm | 31.8 / 31.8mm |
| Overview |
 CRR300 Full Specs |
 CRR280 Full Specs |
|---|---|---|
| Category | Dedicated Track | Dedicated Track |
| Construction | Radial Monobloc | Radial Mount |
| Piston Sizing | 28.6 or 34.9mm | 2-Piston |
Caliper Name
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Alcon Caliper Comparison Guide
Dive into the technical specifications. Compare piston sizing, rotor compatibility, and architectural data across Alcon's purpose-built street, dual-use, and dedicated motorsport calipers.
CAR97 "MONO6"
Designed for high-performance street cars with a firm, consistent pedal feel.
CAR70 "RC6"
A versatile 6-piston caliper built for aggressive street driving and light track use.
CAR99
The pinnacle of Alcon's street range. Billet monobloc for maximum structural rigidity.
CAR89 "TA6+"
The ultimate dual-purpose weapon. Built specifically for Time Attack and heavy track sessions.
CAR89 Motorsport
Purpose-built for professional motorsport to deliver even pressure across massive pads.
CAR89 "Billet"
1-piece billet aerospace aluminium body offers massive strength and reduced weight.
CR6420
The definitive choice for endurance GT racing, accommodating ultra-thick 25mm pads.
CAR69 "RC4"
A forged 2-piece front caliper engineered for high-performance street applications.
CAR23
An ultra-lightweight billet monobloc front caliper designed for uncompromised motorsport use.
CRB343
A pure, track-focused front radial mount caliper with differential piston diameters.
CRB332
A dedicated motorsport radial mount front caliper providing incredibly stable brake bias.
CAR98 "MONO4"
A premium 4-piston rear caliper designed to perfectly complement Alcon front upgrades.
CAR69 "RC4"
Equipped with dust seals for long-term road use, ensuring balanced rear braking power.
CAR49 "TA4+"
The definitive rear caliper for dual-purpose track and street cars.
CRR300
A sub-1kg, ultra-compact rear caliper built exclusively for motorsport.
CRR280
A highly robust rear caliper tailored for Saloon and GT racing with fast-change pad wire.
Caliper Name
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