Front Brake Kit – Part No: 140-14974-R
Call (805) 388-1188
Classic Series Dynapro 6 Front Brake Kit
Prod #: 140-14974-R
Price: $1,095.83
Front Brake Kit — 140-14974-R


Kit Contents
Wilwood Classic Series Dynapro 6 Front Brake Kit Parts Laid Out - Red Powder Coat Caliper - Plain Face Rotor Wilwood Classic Series Dynapro 6 Front Brake Kit Parts Laid Out - Red Powder Coat Caliper - Plain Face Rotor Zoom Image


View Custom Caliper Colors

Kit Summary
OE Hub Offset: +0.25
(Increase / Decrease Track Width)
Spindle Type: Factory Drum Spindle
Mount Type: Lug
Caliper Type: 6 - Red Powder Coat
Rotor Diameter: 11.86
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 889545085280

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


Classic Series Dynapro 6 Front Brake Kit

Wilwood's Classic Series front disc brake kits for Chevrolet and GMC 1/2 ton trucks from 1951 to 1959, offer disc brake upgrade solutions for OEM Drum spindles. A completely new kit design, featuring a one piece 11.86" x 1.10” rotor and hub assembly with a dual 5 x 4.75" and 5 x 5.00" wheel bolt circle. Based on the venerable Forged Billet Dynapro 6 caliper, these versatile kits are easily optioned to suit the braking requirements and style preferences for a daily driver or the most discriminating show enthusiast. Intended vehicle applications require no modifications for installation, and should provide plenty of clearance inside popular 15" wheels. DP6 1 piece kits can be used with either manual or power boost master cylinders. Kits come complete with calipers, rotors and hub assembly, brackets, brake line kit and hardware.


Fitment & Installation Details


Classic Series Dynapro 6 Front Brake Kit Assembly Schematic

Classic Series Dynapro 6 Front Brake Kit Assembly Schematic Classic Series Dynapro 6 Front Brake Kit Assembly Schematic Zoom Image


Compatible Vehicles for this Brake Kit
BRAKE KIT:   Classic Series Dynapro 6 Front Brake Kit
SPINDLE TYPE:  
Factory Drum Spindle ;
This Brake Kit is Compatible with the Following Vehicle Makes: Chevrolet GMC

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: +0.25
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 kit contains rotors with a 5 x 4.75" and 5 x 5.00" wheel bolt circle and will not fit original 6 x 5.50" bolt circle drum brake wheels.

Kit Components & Specifications
Calipers
Left Hand - Part No: 120-13433-RD
Right Hand - Part No: 120-13432-RD
Type: Dynapro 6
Finish Color: Red Powder Coat
Piston Count: 6
Piston 1 Bore (in): 1.62
Piston 2 Bore (in): 1.38
Piston 3 Bore (in): 1.38
Piston Area (In²): 5.06
Piston Type: Stainless
Mount Type: Lug
Brake Pad Plate: 6712
Brake Pad Area (In²): 7.3
Brake Pad Volume (In³): 2.4
Pad Compound: BP-10
Dynapro 6 Caliper - Red Powder Coat Dynapro 6 Caliper - Red Powder Coat Zoom Image
Rotors
Left Hand - Part No: 160-14950
Right Hand - Part No: 160-14950
Type: 1 PC Hub and Rotor
Style: Plain Face
Surface Finish: Plain
Material: Iron
Outside Diameter (in): 11.86
Width (in): 1.10
Vane Count: 36 V
Design Type: ULHP
Bedded: No
Dynamically Balanced: No
1 PC Hub and Rotor - Iron - Plain 1 PC Hub and Rotor - Iron - Plain
Rotor Hats
Hat - Part No:
Type:
Material:
Finish Color:
Hat Offset Dimension (in):
Bolt Circle 1:
Bolt Circle 2:
Bolt Circle 3:
Stud Diameter - BC 1:
Stud Diameter - BC 2:
Stud Diameter - BC 3:
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: 130-10535
Replacement Dustboot: N-A
Replacement Piston 1: 200-7520
Replacement Piston 2: 200-7518
Replacement Piston 3: 200-7518
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: 300-9707
Wear Plate - Right Hand: 300-9707
Pad Retainer: 300-17719
Bleed Screw Kit: 220-0627
Brake Lines
Front Line Kit:
 		220-7056
Hat
Bolt Kit:
Hub
Bolt Kit:

Additional related products:




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Version: 3.05 June 23, 2023