Wilwood 140-15950-D Superlite 6R 14in Big Brake Kit Drilled Rotors Black 5-Lug

The Wilwood 140-15950-D Superlite 6R Big Brake Kit delivers serious stopping power for street, show, and high-performance applications. Built around the Forged Narrow Superlite 6R (FNSL6R) six-piston caliper, this kit is engineered for 13"–14" big rotor configurations and designed to work in full compatibility with OE master cylinder output and ABS systems where equipped.

This kit is engineered for simplified bolt-on installation using Wilwood's 1-Piece Iron Drop Pro Spindles, making it an application-specific solution that eliminates guesswork during installation. The included hubs accommodate dual bolt patterns — 5 x 4.75" and 5 x 5.00" — for broad fitment flexibility.

Key Features:

• Forged Narrow Superlite 6R six-piston calipers in black anodized finish for high clamping force and reduced weight
• 14-inch drilled iron rotors for improved heat dissipation and fade resistance
• Dual bolt circle hubs — 5 x 4.75" and 5 x 5.00" for versatile wheel compatibility
• Engineered for full OE master cylinder and ABS compatibility
• Designed for use with Wilwood's 1-Piece Iron Drop Pro Spindles
• Ideal for show trucks, high-performance street builds, and track applications
• Compatible with wheel, tire, and suspension upgrade packages
• Optional caliper finishes and rotor designs available for style customization

The FNSL6R caliper platform is renowned for its unsurpassed braking capacity in a narrow, lightweight package — making it the ideal foundation for any big brake upgrade where both performance and aesthetics matter. Whether building a weekend warrior or a show-stopping cruiser, this kit provides the stopping confidence to match any power or style upgrade.