12-inch / 4-Piston Wilwood Mazda RX Front Brake Upgrade Kit
 
Upgrade your early-model Mazda with this premium, direct bolt-on braking solution. Designed for street and performance applications, this kit combines lightweight components with serious stopping
 
 Key Features:
12-inch (310mm) 2-piece rotors: Cross-drilled, slotted, and ventilated for optimal heat dissipation.
Wilwood 4-piston calipers: Fully ADR-approved and street legal, providing consistent and reliable braking performance.
Custom billet hubs: CNC-machined, available in 4- and 5-stud patterns, with a hub face positioned 6mm inboard for enhanced wheel clearance.
High-performance brake pads: Designed for improved friction, reduced wear, and lower dust levels.
Complete installation kit: Includes new wheel bearings, bearing dust covers, and heavy-duty ½" UNF studs.
 
Vehicle Compatibility:
Mazda RX2 / Capella
Mazda RX3 / 808
Mazda RX4 / 929
Mazda RX5 / 121
Gen1 RX7 Series 1, 2 & 3
Mazda R100 / 1200 / 1300 (requires RX2/Capella struts)
Mazda GLC 323 (may require minor clearance 
 
 Notes:
Fits most 15-inch wheels; low-profile options are available for 3-piece wheels with tight inner clearance.
Please provide stub axle and backing plate dimensions when ordering for R100/1200/1300 applications to ensure proper fitment.
 
PLEASE NOTE - WHEN ORDERING YOUR BRAKE KIT, PLEASE PROVIDE THE STUB AXEL/BACKING PLATE DIMENSIONS LISTED BELOW SO THAT WE CAN ENSURE THE CORRECT KIT IS PROVIDED
 
Please allow approx. 7 working days for assembly & packaging. (See product images for drawing) product images for measuring