Description
High-Performance Rear Brake Kit. The Wilwood Narrow Superlite 4R Rear Truck Kit 14.25in provides enhanced braking power and reliability for trucks. Designed to improve stopping performance while maintaining compatibility with original equipment parking brake, master cylinder, and ABS systems, this kit optimizes braking efficiency. It is ideal for vehicles with suspension, wheel, and tire upgrades that require greater braking capacity.
Construction and Appearance. The kit features forged narrow Superlite 6R calipers with four stainless steel pistons for durability and consistent performance. The rotors are made from premium Spec-37 iron with a black electro-coat finish and use a GT 72 curved vane design with slotted surfaces for improved heat dissipation. Components are finished in black powder coat and black E-coat for corrosion resistance and a sleek, durable appearance.
Installation. Installation is straightforward for professional installers, requiring no drilling. The kit bolts directly onto the OEM rear axle flange. Confirming axle offset and compatibility beforehand is essential to ensure proper fitment.
Application. Specifically designed to fit 2012 through 2020 Ford F-150 models equipped with a manual parking brake. This kit is not compatible with models that have electric parking brakes or those requiring 7-lug wheels.
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Wilwood 140-13866
CA Residents: WARNING: Cancer and Reproductive Harm
- Forged Narrow Superlite 6R Four Piston Calipers
- BP-10 Compound Pads
- 14.25 Inch Rotors
- OE Parking Brake Retention
- Master Cylinder Output Retention
- ABS Compatible
- Complimentary Style And Performance With Larger Front Brake Upgrades
- Optional Caliper Finishes And Rotor Designs Available
- 6 Lug Wheel Bolt Circle Only
- Not Compatible With 7 Lug Vehicles
- Not Compatible With Electric Parking Brake Systems
- Raptor Models Require Specific Hose Kit To Accommodate Wide Track Width
- Standard 150 Models Use Different Hose Kit
- Fits 12-20 F-150 W/ Manual Parking Brake






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