Wilwood 140-14840-D Front Hub Kit Drilled Rotor Big Brake Kit - FNSL6R 12.88

The Wilwood 140-14840-D Forged Narrow Superlite 6R (FNSL6R) Front Hub Kit is a high-performance big brake upgrade featuring a drilled 12.88" rotor, purpose-built for OEM spindles on 1968–1972 Ford F100 trucks. Engineered for builds demanding serious stopping power without sacrificing aesthetics, this kit is compatible exclusively with 17" and larger wheels.

Key Features:

• Forged Narrow Superlite 6R (FNSL6R) Six-Piston Caliper — billet forged aluminum construction for exceptional strength-to-weight ratio
• 12.88" Drilled Rotor (SRP) — slotted and drilled surface promotes cooling, reduces brake fade, and expels heat, gas, and debris during aggressive use
• Designed for OEM factory spindles on American trucks — no custom fabrication required
• Optimized for custom show builds, high-performance street, and dual-purpose street/track machines
• Complete hub kit includes caliper, rotor, hub, and all necessary mounting hardware for a straightforward installation
• Available caliper finish options allow personalization to match any build style
• Compatible with 17" and larger wheels only

Wilwood's FNSL6R series delivers a proven combination of braking performance and visual appeal, making the 140-14840-D an ideal upgrade for truck builders seeking OEM-spindle compatibility with race-inspired brake technology.