Front Brake Kit – Part No: 140-13928
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D8-4 Truck Front Brake Kit
Prod #: 140-13928
Price: $1,119.99
Front Brake Kit — 140-13928

Kit Summary
OE Hub Offset: +.00
(Increase / Decrease Track Width)
Spindle Type: Factory Disc Spindle
Mount Type: Lug
Caliper Type: 4 - Black Powder Coat
Rotor Diameter: 12.19
Min Wheel Diameter Req'd*: 16
*This Brake Kit may fit 16-inch wheels. Please refer to the wheel clearance diagram to check to see if it will fit your specific wheel. Wheel Clearance Diagram
UPC Number
UPC 889545071955

WARNING: Cancer and Reproductive Harm
Applicable to Brake Pads Only

D8-4 Truck Front Brake Kit

D8-4 Truck Front Brake Kits are designed for ultimate in braking torque and durability to fit inside of 15" to 16" rim. D8-4 four piston calipers are designed with forged billet aluminum bodies, stainless steel pistons and high-temperature seals. Kits are paired with a massive 12.19" x 1.25" rotor for maximum torque and thermal stability. Kits include, aluminum hat assemblies, brackets, hardware and Promatrix brake pads.

Fitment & Installation Details

D8-4 Truck Front Brake Kit Assembly Schematic

Compatible Vehicles for this Brake Kit
BRAKE KIT:   D8-4 Truck Front Brake Kit
Factory Disc Spindle;
This Brake Kit is Compatible with the Following Vehicle Makes: Ford

Note: Kit may fit other vehicles, call Wilwood Sales⁄Tech Support at (805) 388-1188 for more information.

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This Hub Offset will move the wheels inward or outward from the fender by this amount on each side of the vehicle
NOTE: Check "Figure 2. Wheel Clearance Diagram" in the installation Instructions below to verify you have adequate wheel clearance for this kit.

Wheel Clearance Assembly Instructions

Assembly Instructions
1. Kit will not work with GM Disc Brake / Spindle components.

Kit Components & Specifications
Left Hand - Part No: 120-10525-BK
Right Hand - Part No: 120-10525-BK
Type: D8-4
Finish Color: Black Powder Coat
Piston Count: 4
Piston 1 Bore (in): 1.88
Piston 2 Bore (in): 1.88
Piston Area (In²): 5.56
Piston Type: Stainless
Mount Type: Lug
Brake Pad Plate: D8
Brake Pad Area (In²):
Brake Pad Volume (In³): 3.9
Pad Compound: PM - ProMatrix
Left Hand - Part No: 160-2895
Right Hand - Part No: 160-2894
Type: ULtralite 32 Curved Vane
Style: Plain Face
Surface Finish: Plain
Material: Iron
Outside Diameter (in): 12.19
Width (in): 1.25
Vane Count: 32 CV
Design Type: UL
Bedded: No
Dynamically Balanced: No
Rotor Hats
Hat - Part No: 170-13313
Type: Big Brake Hat - Short Offset
Material: Aluminum
Finish Color: Black E-Coat
Hat Offset Dimension (in): 1.450
Bolt Circle 1: 5 x 5.50
Bolt Circle 2:
Bolt Circle 3:
Stud Diameter - BC 1: 0.640
Stud Diameter - BC 2: 0.000
Stud Diameter - BC 3: 0.000
Hub - Part No:
Finish Color:
Mount Style:
Bolt Circle 1:
Bolt Circle 2:
Bolt Circle 3:
Stud Diameter - BC 1:
Stud Diameter - BC 2:
Stud Diameter - BC 3:

Parts & Accessories
Caliper Parts
O-ring Kit: 130-11197
Replacement Dustboot: N-A
Replacement Piston 1: 200-7521
Replacement Piston 2: 200-7521
Replacement Piston 3: N-A
Replacement Piston 4: N-A
CrossOver O-Ring Kit: 130-10540
Crossover Tube: N-A
Self-Bleeder Tube: N-A
Bridge Bolt Kit: N-A
Wear Plate - Left Hand: 300-10523
Wear Plate - Right Hand: 300-10523
Pad Retainer: 180-10524
Bleed Screw Kit: 220-0627
Brake Lines
Front Line Kit:
Bolt Kit: 230-12120
Bolt Kit:

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