Wilwood 140-13969-D Forged Narrow Superlite 4R Rear Disc Brake Kit

The Wilwood 140-13969-D is a high-performance rear disc brake kit designed for custom street machines, trucks, and SUVs requiring superior stopping power while retaining factory parking brake functionality. This kit combines Forged Narrow Superlite 4R (FNSL4R) four-piston calipers with BP-10 compound brake pads and large 13"-14" rotors for enhanced braking performance on upgraded vehicles.

Key Features:

• Forged Narrow Superlite 4R four-piston calipers for consistent, powerful braking
• BP-10 compound brake pads provide excellent stopping power for street applications
• Large 13"-14" rotor compatibility for increased thermal capacity
• Retains full use of OE parking brake mechanism
• Compatible with factory master cylinder output and ABS systems
• Designed to complement 13" and larger front brake upgrades
• Multiple caliper finish and rotor design options available for custom styling
• Engineered for wheel, tire, and suspension upgrade compatibility

This rear brake kit provides the perfect balance of performance and practicality for enthusiasts upgrading their braking systems. The forged caliper construction ensures durability under demanding conditions, while the specialized design maintains essential factory safety features like parking brake and ABS functionality.