Alcon CRH304/28-32/32LL 4-Piston Radial Mount Brake Caliper Left Leading

The Alcon CRH304/28-32/32LL is a high-performance 4-piston radial mount brake caliper engineered for rally, hillclimb, single-seater, and saloon car racing applications. This left-leading configuration features dual 31.8mm aluminum pistons designed for maximum braking performance and heat management in demanding motorsport environments.

Key Features:

• Radial mounting design for maximum rigidity and consistent, firm pedal feel
• Lightweight monobloc construction with dry weight of only 1.9kg (4.2 lbs) excluding pads
• Dual 31.8mm diameter aluminum pistons as standard, with optional stainless steel pistons available for reduced heat transfer to brake fluid
• 2kg anti-knock back springs for reliable pad-to-rotor contact
• Compatible with disc diameters ranging from 250mm to 304mm
• Accommodates disc thickness from 25.4mm to 28mm (1.0" to 1.1")
• 3/8-24 UNF (-3) female fluid inlet for secure brake line connection
• Easy pad changes with removable pad retainer bolt and sleeve
• Stainless steel fluid transfer bridge pipe included

This left-leading caliper is designed for professional motorsport use and accepts Alcon pad reference 4463/39 (80cm² contact area) or 4463/42 (92cm² contact area). The compact design optimizes clearance for 15-inch and larger wheels, making it an ideal choice for space-constrained racing applications where lightweight performance is critical.