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W4A Big Brake Rear Parking Brake Kit
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Product Number:
140-10944-D
Price:
$2,066.39
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Wilwood W4A Big Brake Rear Parking Brake Kit - Black Powder Coat Caliper - SRP Drilled & Slotted Rotor

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Kit Summary:
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Rear End Axle:
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Big Ford New Style
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Axle Offset:
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2.36
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Mount Type:
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Radial
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Caliper Type:
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4 - Black Powder Coat
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Rotor Diameter:
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14
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Wheel Diameter:
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18
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Price:
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2066.39
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W4A Big Brake Rear Parking Brake Kit
Billet W4A Radial rear disc kits provide the ultimate Big Brake solution for popular muscle car rear axles that require a parking brake. Billet W4A four piston calipers, 14” two-piece rotors, and high performance BP-10 compound pads provide optimized and balanced braking to compliment front big brake upgrades on all types of custom, show and high performance street machines. The neatly hidden internal shoe system provides a clean installation with superior static holding power for parking. Optional caliper finishes and rotor designs allow builders to personalize the style and performance for every application.
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FITMENT AND INSTALLATION DETAILS
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W4A Big Brake Rear Parking Brake Kit Assembly Schematic

W4A Big Brake Rear Parking Brake Kit Assembly Schematic
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Rear End / Axle Housing Flange:
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| Confirm The Configuration! |
Confirm Offset Measurement! |
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Big Ford New Style Flange
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AXLE FLANGE CROSS-SECTION
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To Search Rear Kits Again By Rear End and Offset.
Click Here
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THIS BRAKE KIT HAS AN AXLE OFFSET OF:
2.36
CHECK THE DIAGRAM ABOVE AND VERIFY THIS MEASUREMENT. THIS KIT MAY BE AVAILALE IN SEVERAL DIFFERENT OFFSETS
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PLEASE CALL WITH ANY QUESTIONS:
(805) 388-1188
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COMPATIBLE VEHICLES FOR THIS BRAKE KIT:
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BRAKE KIT:
W4A Big Brake Rear Parking Brake Kit
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REAR END:
Big Ford New Style - Rear Kit
AXLE OFFSET:
2.36
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This Brake Kit is Compatible with the Following Vehicle Makes:
Note: Kit may fit other vehicles, call Wilwood Sales⁄Tech Support at (805) 388-1188 for more information.
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FOR A COMPLETE LISTING INCLUDING ALL Makes, Models, and Years, Please Click Here! >>>
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KIT COMPONENTS AND SPECIFICATIONS
Click on BLUE LINKS for Additional Details
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Calipers:
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Info / Part Number:
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Left Hand - Part No:
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120-11660-BK
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Right Hand - Part No:
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120-11659-BK
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Type:
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W4A
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Finish Color:
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Black Powder Coat
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Piston Count:
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4
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Piston Area (In²):
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2.46
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Piston Type:
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Stainless
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Mount Type:
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Radial
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Brake Pad Plate:
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6617
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Brake Pad Area (In²):
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11
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Brake Pad Volume (In³):
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5.2
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Pad Compound:
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BP-10
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W4A Caliper - Black Powder Coat

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Rotors:
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Info / Part Number:
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Left Hand - Part No:
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160-8401-BK
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Right Hand - Part No:
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160-8400-BK
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Type:
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SRP Drilled Rotor
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Style:
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SRP Drilled & Slotted
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Surface Finish:
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Black Electro Coat
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Material:
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Iron
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Outside Diameter (In.):
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14
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Width (In.):
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1.1
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Vane Count:
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72 CV
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Design Type:
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SRP-BLK
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Bedded:
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No
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Dynamically Balanced:
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Yes
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SRP Drilled Rotor - Iron - Black Electro Coat

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Rotor Hats:
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Info / Part Number:
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Hat - Part No:
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170-9492
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Type:
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Parking Brake Hat - Standard
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Material:
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Iron
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Finish Color:
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Black E-Coat
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Hat Offset Dimension (In.):
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1.54
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Bolt Circle 1:
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5 x 4.50
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Bolt Circle 2:
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5 x 4.75
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Bolt Circle 3:
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5 x 5.00
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Stud Diameter - BC 1:
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0.52
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Stud Diameter - BC 2:
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0.52
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Stud Diameter - BC 3:
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0.52
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Parking Brake Hat - Standard - Iron - Black E-Coat

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Hubs:
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Info / Part Number:
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Hub - Part No:
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Type:
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Material:
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Finish Color:
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Mount Style:
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Bolt Circle 1:
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Bolt Circle 2:
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Bolt Circle 3:
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Stud Diameter - BC 1:
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Stud Diameter - BC 2:
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Stud Diameter - BC 3:
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PARTS & ACCESSORIES
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Calipers:
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Info / Part Number:
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O-ring Kit:
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130-2479
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Replacement Dustboot:
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Replacement Piston 1:
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200-7514
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Replacement Piston 2:
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200-7514
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Replacement Piston 3:
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Replacement Piston 4:
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CrossOver O-Ring Kit:
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Crossover Tube:
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190-11508
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Self-Bleeder Tube:
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Bridge Bolt Kit:
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Wear Plate - Left Hand:
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300-5876
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Wear Plate - Right Hand:
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300-5876
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Pad Retainer:
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180-9232
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Bleed Screw Kit:
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220-6069
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Brake Line Kits:
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Info / Part Number:
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Parking Brake Cable:
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330-9371
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Hat:
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Info / Part Number:
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Bolt Kit:
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230-8217
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Hubs:
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Info / Part Number:
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Bolt Kit:
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