Williamson Engineering/Wilwood Mazda RX7 (S1-S2) Front brake upgrade kit


PLEASE READ FIRST ( Owner must supply stub alxes to be modified) 

Please contact us directly at sales@billetrotary.com.au before purchasing this item online


Kit includes:

  • XYZ adjusible coil over stuts
  • Williamson Billet alloy Hubs
  • Willlamson Billet steel caliper brakets
  • Wilwood 4 spot brake calipers (dust boot version for street or race)
  • Wilwood cross, drilled, sloted & coated rotors  
  • Wilwood brake pads 
  • Wheel studs, Wheel bearings, seals & bolts
  • Conversion is lighter then the factory brake set up!


Notes: Owner must supply stub alxes to be modified.

 Minimuim 15 inch rims to be used.

Please allow 2 to 3 weeks for delivery on average for this item.




XYZ/Wilwood coil over with 4 SPOT RX7 (S1-S2) Front Brake kit

  • All prices on this web site are subject to change without notice. Whilst we make every effort to provide you the most accurate, up-to-date information, occasionally, one or more items on our web site may be mis-priced. In the event a product is listed at an incorrect price due to typographical, photographic, or technical error or error in pricing information received from our suppliers, Billet Rotary. shall have the right to refuse or cancel any orders placed for product listed at the incorrect price.

    If an item's correct price is lower than our stated price, we will charge the lower amount.

    If an item's correct price is higher than our stated price, we will cancel your order and notify you of the price error and order cancellation. You will, of course, have an opportunity to purchase the item at the correct price, if you so wish.


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Billet Rotary Store 2020