Alcon CRB304/28-41/44RL 4-Piston Cast Racing Brake Caliper

The Alcon CRB304/28-41/44RL is a high-performance 4-piston cast monoblock racing brake caliper engineered for demanding motorsport and track-day applications. Designed and manufactured by Alcon, a leading UK-based specialist in high-performance braking systems trusted by professional motorsport teams worldwide, this caliper delivers exceptional stopping power and fade resistance under extreme conditions.

The CRB304 series features a staggered piston configuration with 28mm and 41mm pistons, optimizing hydraulic leverage and pad contact pressure across the full brake pad face for more consistent, even wear and improved braking response. The 44mm pad width specification ensures compatibility with Alcon's purpose-built racing pad compounds, allowing drivers to fine-tune braking characteristics to suit track conditions and driving style.

Key Features:

• 4-piston cast monoblock caliper construction for maximum rigidity and minimal flex
• Staggered piston bore sizes: 28mm and 41mm for optimized pad pressure distribution
• 44mm pad width for compatibility with Alcon racing pad range
• Lightweight cast aluminum body reduces unsprung weight
• High-temperature seals rated for sustained motorsport use
• Precision-machined fluid passages for consistent hydraulic response
• Bleed screw positioned for easy bleeding on the vehicle
• Durable hard-anodized or painted finish resists corrosion and heat

Alcon's CRB304 calipers are a trusted choice for circuit racing, hillclimb, rally, and performance track cars where reliability and consistent braking performance are non-negotiable. The CRB304/28-41/44RL is supplied as a matched pair (Right and Left) ensuring balanced braking across the axle.