Alcon CRR300 2-Piston Rear Brake Calipers (Pair)
Street or track? We can help you pick the best Alcon kit for your car. Just Contact Us — we're happy to help.
Alcon CRR300 2-Piston Rear Brake Calipers (Pair) - Universal
The Alcon CRR300 is a compact 2-piston radial-mount caliper for rally rear, single-seater, saloon car rear and hill climb use. It weighs 0.97kg without pads, is internally ported with no external transfer pipe, and works leading or trailing by swapping the bleed screw and inlet.
Choose 28.6mm or 34.9mm pistons to tune your rear brake balance.
Note: Sold as a pair. For solid rotors 250–300mm in diameter and 8–10mm thick only. Needs brackets to suit your car. Installation by a professional is recommended.
Features
- 2-piston radial mount, internally ported
- Piston options: 28.6mm or 34.9mm
- Aluminium pistons as standard
- 2kg anti-knockback springs
- Hard stainless steel wear plates
- Pad retaining wire for fast pad changes
- Common leading/trailing by swapping the bleed screw and inlet
Need help choosing the right setup? Contact our team at sales@chicaneaustralia.com.au.
Contents
- 2 x Alcon CRR300 2-piston calipers
No instructions available for this product.
Pad Shape
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

Need Help Finding the Right Part?
We’ll Track It Down for You
We know how frustrating it can be searching for the right part. If it’s not listed on our site, that doesn’t mean we can’t source it.
Fill out the quick form below and our team will track it down for you.















