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Home Brake Systems Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits 140-16131
Wilwood SX6R Big Brake Dynamic Front Brake Kits 140-15309
Wilwood SX6R Big Brake Dynamic Front Brake Kits 140-15309 $3,870.00
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Wilwood Forged Superlite 4R Big Brake Front Disc Brake Kits 140-12508
Wilwood Forged Superlite 4R Big Brake Front Disc Brake Kits 140-12508 $2,111.00

Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits 140-16131

$3,100.00

KIT,REAR,EPB,FNSL,BIG FORD,NEW STYLE

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Category: Brake Systems
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Description

Overview

Brand: Wilwood Disc Brakes
Manufacturer’s Part Number: 140-16131
Part Type: Disc Brake Kits
Product Line: Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits
Summit Racing Part Number: WIL-140-16131
UPC: 889545096323
Position: Rear
Front Rotor Included: No
Brake Rotor Bolt Pattern (in.): Triple 5 x 4.50 in./5 x 4.75 in./5 x 5.00 in.
Brake Rotor Bolt Pattern (mm): Triple 5 x 114.30mm/5 x 120.65mm/5 x 127.00mm
Differential Case Design Type: Ford 9 in.
Axle Housing Flange Style: Big Ford New Style/Torino (3.562 in. x 2.00 in.)
Rear Rotor Included: Yes
Rear Rotor Style: Solid surface
Rear Rotor Construction: Vented
Rear Rotor Diameter: 12.88 in./327.15mm
Rear Rotor Thickness (in.): 1.10
Front Caliper Included: No
Rear Caliper Included: Yes
Rear Caliper Piston Quantity: Four
Rear Caliper Material: Forged billet aluminum
Rear Caliper Color: Black
Brake Pads Included: Yes
Friction Material Name: BP-10
Parking Brake Provision: Yes
Parking Brake Style: Electric caliper
Minimum Recommended Wheel Diameter (in.): 17 in.
Offset (in.): 2.360 in.
Front Spindles Included: No
Master Cylinder Included: No
Brake Booster Included: No
Remanufactured: No
Brake Hoses Included: No
Quantity: Sold as a kit.

Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits

Wilwood Forged Narrow Superlite 4R Big Brake rear parking brake kits are the perfect addition to front Big Brake upgrades for incredible stopping power. These disc brake kits feature FNSL4R 4-piston oversize forged billet aluminum calipers, 13 or 14 in. 2-piece premium rotors, and high performance BP-10 compound pads. Also included is a high-quality, drum-style parking brake assembly. The neatly hidden internal shoe system provides a clean installation, with superior static holding power for parking. Wilwood Forged Narrow Superlite 4R Big Brake rear parking brake kits provide the extra power to reel in your beast. Order the kit designed for your vehicle application.

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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    At X Factors Motorsports, we specialize in high-performance engines, outboards, and premium automotive equipment. With expert support, fast shipping, and trusted brands, we help builders, racers, and enthusiasts power their passion — one project at a time.

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