Front Brake Kit – Part No: 140-15910
Call (805) 388-1188
Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub)
Prod #: 140-15910
Price: $2,316.14
Front Brake Kit — 140-15910


Kit Contents
Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub) Parts Laid Out - Black Powder Coat Caliper - GT Slotted Rotor Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub) Parts Laid Out - Black Powder Coat Caliper - GT Slotted Rotor Zoom Image


View Custom Caliper Colors

Kit Summary
OE Hub Offset: +.38
(Increase / Decrease Track Width)
Spindle Type: Drop Spindle
Mount Type: Radial
Caliper Type: 6 - Black Powder Coat
Rotor Diameter: 12.88
Min Wheel Diameter Req'd*: 17
*This Brake Kit may fit 17-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 889545093346

WARNING: Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Applicable to Brake Pads Only


Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub)

FNSL6R billet forged six-piston calipers with 12.88" rotors deliver the ultimate combination for braking power and style re designed for the WWE AFX Pro spindles. AFX Pro Spindles fit 1964-1972 GM A Body, 1967-1969 GM F Body, 1968-1974 GM X Body vehicles and are built exclusively for 17” and larger wheels, FNSL6R kits used with WWE AFX Pro Spindles enhance tire and suspension upgrades on all types of custom show and high performance dual-purpose street and track machines. A full range of options for caliper finishes and rotor designs are guaranteed to catch the eye of the most discriminating enthusiast while providing optimized brake performance for every individual application.


Fitment & Installation Details


Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub) Assembly Schematic

Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub) Assembly Schematic Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub) Assembly Schematic Zoom Image


Compatible Vehicles for this Brake Kit
BRAKE KIT:   Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hub)
SPINDLE TYPE:  
Drop Spindle;
This Brake Kit is Compatible with the Following Vehicle Makes: Buick Chevrolet GMC Oldsmobile Pontiac Wilwood

Note: Kit may fit other vehicles, call Wilwood Sales⁄Tech Support at (805) 388-1188 for more information.
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Caution
Caution THIS BRAKE KIT HAS A HUB OFFSET OF: +.38
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

Wheel Clearance Diagram Wheel Clearance Diagram Zoom Image



Assembly Instructions
Notes





Kit Components & Specifications
Calipers
Left Hand - Part No: 120-11781-BK
Right Hand - Part No: 120-11780-BK
Type: Forged Narrow Superlite 6R
Finish Color: Black Powder Coat
Piston Count: 6
Piston 1 Bore (in): 1.62
Piston 2 Bore (in): 1.12
Piston 3 Bore (in): 1.12
Piston Area (In²): 4.04
Piston Type: Stainless
Mount Type: Radial
Brake Pad Plate: 7416
Brake Pad Area (In²): 8.2
Brake Pad Volume (In³): 3.8
Pad Compound: BP-20
Forged Narrow Superlite 6R Caliper - Black Powder Coat Forged Narrow Superlite 6R Caliper - Black Powder Coat Zoom Image
Rotors
Left Hand - Part No: 160-12962-GTB
Right Hand - Part No: 160-12961-GTB
Type: GT 48 Curved Vane
Style: GT Slotted
Surface Finish: Black Electro Coat
Material: Spec-37 Iron
Outside Diameter (in): 12.88
Width (in): 1.10
Vane Count: 48 CV
Design Type: GT-BLK
Bedded: No
Dynamically Balanced: Yes
GT 48 Curved Vane - Spec-37 Iron - Black Electro Coat GT 48 Curved Vane - Spec-37 Iron - Black Electro Coat Zoom Image
Rotor Hats
Hat - Part No: 170-12516
Type: Big Brake Hat - Flared Bell
Material: Aluminum
Finish Color: Black E-Coat
Hat Offset Dimension (in): 1.500
Bolt Circle 1: 5 x 4.50
Bolt Circle 2: 5 x 4.75
Bolt Circle 3:
Stud Diameter - BC 1: 0.520
Stud Diameter - BC 2: 0.520
Stud Diameter - BC 3: 0.000
Big Brake Hat - Flared Bell - Aluminum - Black E-Coat Big Brake Hat - Flared Bell - Aluminum - Black E-Coat Zoom Image
Hubs
Hub - Part No: 270-7037
Type: Hub - Hat Mount
Material: Aluminum
Finish Color: Bare
Mount Style: Hat
Bolt Circle 1: 5 x 4.50
Bolt Circle 2: 5 x 4.75
Bolt Circle 3:
Stud Diameter - BC 1: 1/2-20
Stud Diameter - BC 2: 1/2-20
Stud Diameter - BC 3:
Hub - Hat Mount - Aluminum - Bare Hub - Hat Mount - Aluminum - Bare Zoom Image

Parts & Accessories
Caliper Parts
O-ring Kit: 130-5972
Replacement Dustboot: N-A
Replacement Piston 1: 200-7520
Replacement Piston 2: 200-8439
Replacement Piston 3: 200-8439
Replacement Piston 4: N-A
CrossOver O-Ring Kit: 130-10540
Crossover Tube: N-A
Self-Bleeder Tube: N-A
Bridge Bolt Kit: 230-17553
Wear Plate - Left Hand: 300-6596
Wear Plate - Right Hand: 300-6595
Pad Retainer: N-A
Bleed Screw Kit: 220-0627
*Brake Lines Needed
Front Line Kit:
 		220-7056
Hat
Bolt Kit: 230-4572
Hub
Bolt Kit: 230-7032

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Version: 3.05 June 23, 2023