Description
Wilwood Narrow Superlite 4R RearTruck Kit 14.25in Red 2012-Up Ford F150 (6 lug)
Forged Narrow Superlite 6R four piston calipers are combined with BP-10 compound pads and 14.25” rotors in this group of big brake kits for Trucks. This group of specialized kits retain full use of the OE parking brake, master cylinder output, and ABS where used. FNSL6R rear kits provide complimentary style and performance with 14.25” and larger front brake upgrades in conjunction with wheel, tire, and suspension upgrades. Optional caliper finishes and rotor designs enable the builder to match style and performance on all applications.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:04:43
Features
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wilwood, Wilwood Disc Brakes |
| StreetFX SKU | wil140-13866-R |
| SFX Item ID | 4404414 |
| Accounting SKU | wil-140-13866-R |
| Manufacturer SKU | 140-13866-R |
| Manufacturer UPC | 889545071337 |
| Alternative References | WIL-140-13866-R |
Disc Brakes, Forged Narrow Superlite 6R Big, Rear, Power, Slotted Surface Rotors, Red Calipers, Ford, Kit
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.
| Product Attributes | |
|---|---|
| UPC | 889545071337 |
| Brand | Wilwood Disc Brakes |
| Position | Rear |
| Quantity | Sold as a kit. |
| Part Type | Disc Brake Kits |
| Offset (in.) | 0.000 in. |
| Product Line | Wilwood Forged Narrow Superlite 6R Big Brake Rear Disc Brake Kits |
| Rear Rotor Style | Slotted surface |
| Special Attention | Will not fit vehicles with electric parking brakes. Brake line kit will not fit 2014 and up models with SVT wider track width. 6 lug wheel Bolt Circle Only. Will not fit 7 lug vehicles. |
| Rear Caliper Color | Red |
| Disc Brake Kit Type | Power assist |
| Parking Brake Style | Internal drum |
| Rear Rotor Diameter | 14.25 in./361.95mm |
| Rear Rotor Included | Yes |
| Brake Hoses Included | No |
| Front Rotor Included | No |
| Rear Caliper Included | Yes |
| Rear Caliper Material | Forged billet aluminum |
| Brake Booster Included | No |
| Front Caliper Included | No |
| Front Spindles Included | No |
| Parking Brake Provision | Yes |
| Rear Rotor Construction | Vented |
| Master Cylinder Included | No |
| Manufacturer's Part Number | 140-13866-R |
| Rear Rotor Thickness (in.) | 1.25 |
| Rear Caliper Piston Quantity | Six |
| Brake Rotor Bolt Pattern (mm) | 6 x 135.00mm |
| Minimum Recommended Wheel Diameter (in.) | 18 in. |
Compatibility
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