Genuine replacement nut found on the ball joint of the front lower wishbone as well as the rear lateral arms which connect to the rear of the knuckle on all Mazda MX5 MK3 3.5 and 3.75 (NC).
6 can be found to a vehicle in total. This is the large of the two nuts found at the knuckle
At MazSpec we are committed to supplying genuine Mazda Components at reasonable costs. If you can find the part you are looking for, get in touch or send in a parts request and we will gladly assist.