Front Brake Kit – Part No: 140-15302
Call (805) 388-1188
Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hat)
Prod #: 140-15302
Price: $1,220.22
Front Brake Kit — 140-15302


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


View Custom Caliper Colors

Kit Summary
OE Hub Offset: +0.41
(Increase / Decrease Track Width)
Spindle Type: Drop Spindle
Mount Type: Radial
Caliper Type: 6 - Black Powder Coat
Rotor Diameter: 12.19
Min Wheel Diameter Req'd*: 15
*This Brake Kit may fit 15-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 889545076400

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


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

The unsurpassed braking capacity of the Forged Narrow Superlite 6R six-piston caliper serves as the base of this 12.19” big rotor kit for the popular 1963 thru 1987 Chevrolet & GM C10 / C15 Trucks with Wilwood's new Modular Drop Pro Spindles. SL6 kits are engineered application specific for simplified installation and full compatibility with OE master cylinder output and ABS functions where used. Big brake kits provide increased brake capacity and complimentary style with wheel, tire, and suspension upgrades. Optional caliper finishes and rotor designs simplify personalizing the style and braking requirements of any application.


Fitment & Installation Details


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

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


Compatible Vehicles for this Brake Kit
BRAKE KIT:   Forged Narrow Superlite 6R Big Brake Front Brake Kit (Hat)
SPINDLE TYPE:  
Drop Spindle;
This Brake Kit is Compatible with the Following Vehicle Makes: Chevrolet GMC 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: +0.41
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
1. Brake kits require Wilwood C10 Aluminum Modular Pro Drop Spindles to fit. Will not fit original equipment spindles.
2. Brake kit wheel offset is +0.41 outboard from stock OE brakes and spindle for years 1963 – 1970. Wheel offset is -0.06 inboard from stock OE brakes and spindle for years 1971 – 1987.

Kit Components & Specifications
Calipers
Left Hand - Part No: 120-14540-BK
Right Hand - Part No: 120-14539-BK
Type: Forged Narrow Superlite 6R
Finish Color: Black Powder Coat
Piston Count: 6
Piston 1 Bore (in): 1.75
Piston 2 Bore (in): 1.25
Piston 3 Bore (in): 1.25
Piston Area (In²): 4.86
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-10
Forged Narrow Superlite 6R Caliper - Black Powder Coat Forged Narrow Superlite 6R Caliper - Black Powder Coat Zoom Image
Rotors
Left Hand - Part No: 160-12206
Right Hand - Part No: 160-12206
Type: Ultralite HPS 32
Style: GT Slotted
Surface Finish: Plain
Material: Iron
Outside Diameter (in): 12.19
Width (in): 1.10
Vane Count: 32 V
Design Type: ULHPS
Bedded: No
Dynamically Balanced: No
Ultralite HPS 32 - Iron - Plain Ultralite HPS 32 - Iron - Plain Zoom Image
Rotor Hats
Hat - Part No: 170-14206
Type: Drag Hat - Shallow Offset
Material: Aluminum
Finish Color: Black E-Coat
Hat Offset Dimension (in): 1.530
Bolt Circle 1: 5 X 4.75
Bolt Circle 2: 5 X 5.00
Bolt Circle 3:
Stud Diameter - BC 1: 0.520
Stud Diameter - BC 2: 0.520
Stud Diameter - BC 3: 0.000
Drag Hat - Shallow Offset - Aluminum - Black E-Coat Drag Hat - Shallow Offset - Aluminum - Black E-Coat Zoom Image
Hubs
Hub - Part No:
Type:
Material:
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: 130-17361
Replacement Dustboot: N-A
Replacement Piston 1: 200-7528
Replacement Piston 2: 200-7515
Replacement Piston 3: 200-7515
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:
 Front Line Kit:
 Front Line Kit:
 		220-7056
 220-11237
 220-12168
Hat
Bolt Kit: 230-12177
Hub
Bolt Kit:
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Version: 3.05 June 23, 2023