Description
The Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kit (manufacturer part number 140-15911-DR; Summit Racing part number WIL-140-15911-DR) is an application-specific front brake upgrade. Wilwood describes the kit as designed for late-model vehicles, with compatibility for OE master-cylinder output and ABS functions where used. Confirm application fitment before ordering.
The kit includes forged billet-aluminum, six-piston radial-mount front calipers finished in red, plus vented 14.00-inch (355.60 mm) front rotors. The rotors are 1.10 inches thick and have a cross-drilled and slotted surface. Their dual bolt pattern accommodates 5 x 4.50-inch / 5 x 4.75-inch or 5 x 114.30 mm / 5 x 120.65 mm configurations.
- Included: Front calipers, front rotors and BP-20 friction-material brake pads.
- Wheel clearance: Minimum recommended wheel diameter is 18 inches.
- Caliper offset: 0.380 inch.
- Not included: Rear rotors or calipers, front spindles, master cylinder, brake booster or brake hoses.
- Parking brake: No provision.
This is a new, non-remanufactured front disc brake kit, sold as one kit. UPC: 889545093407.









