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Home Brake Systems Wilwood Forged Narrow Superlite 6R Big Brake Rear Disc Brake Kits 140-13866
Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-9919-DR
Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-9919-DR $2,057.00
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Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-12637-D
Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-12637-D $2,067.00

Wilwood Forged Narrow Superlite 6R Big Brake Rear Disc Brake Kits 140-13866

$2,103.00

Disc Brakes, Forged Narrow Superlite 6R Big, Rear, Power, Slotted Surface Rotors, Black Calipers, Ford, Kit

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Category: Brake Systems
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Description

Overview

Brand: Wilwood Disc Brakes
Manufacturer’s Part Number: 140-13866
Part Type: Disc Brake Kits
Product Line: Wilwood Forged Narrow Superlite 6R Big Brake Rear Disc Brake Kits
Summit Racing Part Number: WIL-140-13866
UPC: 889545071306
Position: Rear
Disc Brake Kit Type: Power assist
Front Rotor Included: No
Brake Rotor Bolt Pattern (mm): 6 x 135.00mm
Rear Rotor Included: Yes
Rear Rotor Style: Slotted surface
Rear Rotor Construction: Vented
Rear Rotor Diameter: 14.25 in./361.95mm
Rear Rotor Thickness (in.): 1.25
Front Caliper Included: No
Rear Caliper Included: Yes
Rear Caliper Piston Quantity: Six
Rear Caliper Material: Forged billet aluminum
Rear Caliper Color: Black
Brake Pads Included: Yes
Friction Material Name: BP-20
Parking Brake Provision: Yes
Parking Brake Style: Internal drum
Minimum Recommended Wheel Diameter (in.): 18 in.
Offset (in.): 0.000 in.
Front Spindles Included: No
Master Cylinder Included: No
Brake Booster Included: No
Remanufactured: No
Brake Hoses Included: No
Quantity: Sold as a kit.
Notes: Will not fit vehicles with electric parking brakes. Brake line kit will not fit 2014 and up models with SVT-width track. 6 lug wheel Bolt Circle Only. Will not fit 7 lug vehicles.

Wilwood Forged Narrow Superlite 6R Big Brake Rear Disc Brake Kits

Wilwood forged narrow Superlite 6R Big Brake rear brake kits upgrade your late model ride with increased brake capacity and complimentary style. Superlite kits are application-specific for a simpler installation and offer full compatibility with OE master cylinder output and ABS functions where used. These 6R Big Brake rear brake kits feature the extremely durable and efficient body design of their forged narrow 6-piston radial mount calipers. You can choose from optional caliper finishes and rotor designs to meet your personal style and braking requirements. Don’t just replace–upgrade to generate big stopping power with Wilwood forged narrow Superlite 6R Big Brake rear brake kits.

Shipping & Delivery
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Effective Date: August 9, 2025

At X Factors Motorsports, we are committed to delivering your order quickly, securely, and affordably.


1. Processing Time

  • Orders are typically processed within 1–2 business days after payment is confirmed.

  • Orders placed on weekends or holidays will be processed on the next business day.


2. Delivery Times

  • Domestic Shipping (United States): Delivery takes 5–7 business days from the date of shipment.

  • International Shipping: Delivery times vary by destination and may take 7–21 business days depending on customs processing and local delivery services.


3. Shipping Rates

  • United States: Free standard shipping on all orders.

  • International: Shipping costs are calculated at checkout based on the delivery address, package weight, and destination country.


4. Carriers Used

We ship orders using trusted carriers such as UPS, FedEx, USPS, and DHL to ensure reliable delivery. Tracking numbers are provided for all shipments.

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