Alcon ALABKF4659CN02 Front Big Brake Kit 6-Piston HD Calipers Ford F-550

The Alcon ALABKF4659CN02 is a heavy-duty front big brake upgrade kit engineered for the Ford F-550 Super Duty. Designed specifically for armored, defense, and extreme off-road applications, this kit delivers substantial improvements in stopping power, pedal feel, and thermal performance over the factory braking system.

Key Performance Benefits:

• Significant increase in available brake torque over the stock braking system
• Increased pad area reduces operating temperatures and extends pad life
• Reduced pedal effort for improved driver control under demanding conditions
• Fully compatible with the stock OEM master cylinder, brake lines, and ABS/stability control systems

Caliper & Hardware Features:

• 6-piston ductile iron caliper housings — provide maximum strength, stiffness, and high resistance to impact and fatigue
• Acid zinc finish with epoxy acrylic paint for maximum corrosion protection
• High-temperature seal material rated for extreme heat generated by armored and heavy-duty vehicle weights
• Dirt-excluding wiper seals on every piston for longevity and durability in off-road environments
• Inboard-only bleed screws for tamper and sabotage resistance — ideal for defense and fleet applications
• Pad push-back springs for optimum wear resistance and consistent pad return

What's Included:

• Left acid zinc finished 6-piston HD caliper
• Right acid zinc finished 6-piston HD caliper
• Mounting brackets and hardware
• Heavy-duty Alcon Armored Vehicle brake pad set

The cast iron caliper housings allow fitment inside many standard wheels where aluminum calipers cannot fit, making this kit compatible with large specialist off-road tires. The kit retains full compatibility with the stock OEM actuation and stability control system for a straightforward installation with no extensive modifications required.