Wilwood 140-14839 AERO6 Front Hub Big Brake Kit 14.00" Drilled/Slotted Rotors

The Wilwood 140-14839 is an AERO6 Front Hub Big Brake Kit engineered to deliver maximum stopping power for heavy-duty trucks and extreme-duty vehicles. Featuring Wilwood's flagship AERO6 six-piston calipers paired with large-diameter 14.00" rotors, this kit represents the top tier of Wilwood's big brake lineup — purpose-built for serious towing, off-road use, and performance wheel and tire upgrades.

The AERO6 caliper design uses six stainless steel pistons with 4.04 square inches of total piston area and 11.1 square inches of brake pad contact area, delivering exceptional clamping force and fade resistance under sustained high-load conditions. Calipers are available in red or black powder coat finish for a show-quality appearance.

Rotor Specifications:

• 14.00" diameter SRP drilled and slotted iron rotors
• Spec-37 iron construction, 1-1/4" thick
• Directional staggered vane design for maximum heat dissipation
• Dynamically balanced for smooth, vibration-free braking

Caliper Specifications:

• AERO6 six-piston design — black or red powder coat finish
• Six stainless steel pistons
• 4.04 sq. in. total piston area
• 11.1 sq. in. brake pad area
• BP-20 brake pad compound included
• Radial mounting style

Rotor Hat Specifications:

• Lightweight aluminum construction with black e-coat finish
• 1-3/4" hat offset
• Dual drilled lug pattern: 5x4.75 and 5x4.50

This kit is fully compatible with OE master cylinder output and ABS function. Works with factory drum spindles — no spindle swap required. A minimum 18" wheel is recommended for proper caliper clearance. Note: Wilwood Flexline brake lines may be required and are sold separately.