Front Brake Kit – Part No: 140-14316
Call (805) 388-1188
Forged Dynapro Big Brake Front Brake Kit (Race)
Prod #: 140-14316
Price: $1,443.47

Front Brake Kit — 140-14316


Kit Contents
Wilwood Forged Dynapro Big Brake Front Brake Kit (Race) Parts Laid Out - Type III Anodize Caliper - GT Slotted Rotor Wilwood Forged Dynapro Big Brake Front Brake Kit (Race) Parts Laid Out - Type III Anodize Caliper - GT Slotted Rotor Zoom Image


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Kit Summary
Spindle Type: Factory Disc Spindle
Mount Type: Lug
Caliper Type: 4 - Type III Anodize
Rotor Diameter: 11.00
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 889545079142

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


Forged Dynapro Big Brake Front Brake Kit (Race)

This kit is configured for dedicated road racing on the 1990-2005 model year Mazda MX-5 Miatas. It requires 15” wheels designed with additional inside clearance to accommodate the larger than stock brake package. The four piston DP/ST calipers used in this kit feature a forged aluminum body with a Type III Mil-Spec hard anodized, medium gray color finish. Hard anodizing provides superior wear resistance in the piston bores, and high resistance to abrasion and corrosion throughout. Thermlock® pistons are used to reduce heat transfer from the pads to increase fade resistance, and to extend service life by decreasing temperatures in the caliper body, fluid, and seals. Internal damper springs and controlled retraction, high-temperature piston seals assure consistent pedal height from start to finish. Caliper piston volumes are sized for compatibility with OE power brake boosters and master cylinders, and are easily configured with manual brake conversions and balance bar pedals using appropriately sized master cylinders. Spec37 alloy, GT competition series 11.00” diameter 72 vane rotors are mounted to either the OE hubs, or Wilwood racing ProHubs, with weight saving forged aluminum hats. Unsprung and rotating weight are minimized while providing high cooling efficiency and rugged durability with thermal stability in sustained high heat competition. Mounting brackets, including all premium grade fasteners, secure the calipers in the stock location, without modifications. This race winning system is completed with high temperature, high friction, endurance compound race pads selected specifically by application. Stainless steel braided flexlines are included in each kit to complete the installation.

Bill Wood Racing Wilwood's Miata ChampCar at Laguna Seca

Fitment & Installation Details


Forged Dynapro Big Brake Front Brake Kit (Race) Assembly Schematic

Forged Dynapro Big Brake Front Brake Kit (Race) Assembly Schematic Forged Dynapro Big Brake Front Brake Kit (Race) Assembly Schematic Zoom Image


Compatible Vehicles for this Brake Kit
BRAKE KIT:   Forged Dynapro Big Brake Front Brake Kit (Race)
SPINDLE TYPE:  
Factory Disc Spindle;
This Brake Kit is Compatible with the Following Vehicle Makes: Mazda

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:
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. Road Race kits contain high temperature racing pads. Extended low temperature use will cause premature rotor and pad wear.
2. This Brake Kit requires 15-inch wheels with additional inside clearance to accommodate the larger than stock brake package. Please refer to the wheel clearance diagram for requirements.
3. Calipers in this kit have been selected for use with the OE power brakes. Contact tech support for optional caliper piston sizes and master cylinder recommendations if using a manual conversion.


Kit Components & Specifications
Calipers
Left Hand - Part No: 120-16505
Right Hand - Part No: 120-16505
Type: Dynapro Lug Mount-ST
Finish Color: Type III Anodize
Piston Count: 4
Piston 1 Bore (in): 1.38
Piston 2 Bore (in): 1.38
Piston Area (In²): 3.00
Piston Type: Thermlock
Mount Type: Lug
Brake Pad Plate: 7812
Brake Pad Area (In²): 6.36
Brake Pad Volume (In³): 2.1
Pad Compound: BP-28
Dynapro Lug Mount-ST
 Caliper - Type III Anodize Dynapro Lug Mount-ST Caliper - Type III Anodize Zoom Image
Rotors
Left Hand - Part No: 160-12892
Right Hand - Part No: 160-12892
Type: GT 72 Straight Vane
Style: GT Slotted
Surface Finish: Plain
Material: Spec-37 Iron
Outside Diameter (in): 11.00
Width (in): 0.81
Vane Count: 72 V
Design Type: GT
Bedded: No
Dynamically Balanced: Yes
GT 72 Straight Vane - Spec-37 Iron - Plain GT 72 Straight Vane - Spec-37 Iron - Plain Zoom Image
Rotor Hats
Hat - Part No: 170-11682
Type: Big Brake Hat - Short Offset
Material: Aluminum
Finish Color: Black E-Coat
Hat Offset Dimension (in): 0.750
Bolt Circle 1: 4 x 3.93
Bolt Circle 2:
Bolt Circle 3:
Stud Diameter - BC 1: 0.500
Stud Diameter - BC 2: 0.000
Stud Diameter - BC 3: 0.000
Big Brake Hat - Short Offset - Aluminum - Black E-Coat Big Brake Hat - Short 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: 130-2658
Replacement Dustboot: N-A
Replacement Piston 1: 200-9616
Replacement Piston 2: 200-9616
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: 230-10118
Wear Plate - Left Hand: 300-5875
Wear Plate - Right Hand: 300-5875
Pad Retainer: 300-9636
Bleed Screw Kit: 220-0627
Brake Lines
Front Line Kit:
220-11751
Hat
Bolt Kit: 230-12176
Hub
Bolt Kit:
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Version: 3.05 June 23, 2023