Wilwood 140-10969 FNSL6R 6-Piston Front Big Brake Hat Kit 14.00 Inch Rotor

The Wilwood 140-10969 FNSL6R Front Hat Kit is a complete 14.00-inch big brake upgrade engineered for high-performance street and track applications. Built around the Forged Narrow Superlite 6R (FNSL6R) six-piston caliper — one of Wilwood's most capable monoblock designs — this kit delivers exceptional clamping force and consistent fade-resistant stopping power well beyond the limits of stock braking systems.

Designed as an application-specific solution, the FNSL6R kit is engineered for straightforward installation and full compatibility with OE master cylinder output and ABS systems where equipped. No proportioning valve adjustments or master cylinder swaps are required, making this a practical upgrade for daily-driven performance vehicles as well as dedicated show cars and track machines.

Key Features:

• Forged Narrow Superlite 6R Caliper — Six-piston forged billet aluminum monoblock caliper for maximum stiffness and heat management
• 14.00-Inch Rotor — Large-diameter rotor provides increased swept area for greater thermal capacity and reduced brake fade
• Hat Included — Hat/rotor hat assembly included for a complete, bolt-on fitment
• OEM Master Cylinder Compatible — Engineered to work within factory hydraulic output; no master cylinder upgrade required
• ABS Compatible — Maintains full ABS function on equipped vehicles
• Application-Specific Engineering — Precision fitment for simplified installation with minimal modification
• Optional Caliper Finishes — Available in multiple caliper color finishes to complement custom wheel and suspension builds
• Optional Rotor Designs — Choose from drilled, slotted, or combination rotor configurations to match braking style and aesthetics

The FNSL6R big brake kit is an ideal upgrade for performance enthusiasts pairing larger wheels, lowering kits, and suspension upgrades who demand braking performance that matches their vehicle's overall capability. Whether building a show car or a high-performance street/track machine, the Wilwood 140-10969 provides the stopping power and visual impact to complete the build.