Updated 3.8.21: Spec MX-5 Four Pillars + Rules & Regs (VTS with Penalties)

On August 21, 2019 Mazda Motorsports announced the Spec MX-5 – a new club racing car and class structure based on third-generation Mazda MX-5 Miata. For the Behind the Zoom look into why this program was developed, and what it will look like, including the four pillars to building a great club racing car, check out the Spec MX-5 Path in this PDF (Updated Jan 28, 2020)

The next ten Spec MX-5 kits purchased (conversion or build) receive two of the four Penske single adjustable shocks (racer price before discounts and taxes = $549ea). Promotion ends March 31, 2021. (See additional promotion below for purchases by March 31, 2021.)

Racers who purchase a build or conversion kit from Mazda Motorsports between February 1, 2020 and January 31, 2022 receive a:

  • 10% discount on all parts in the kit (previously a 20% discount)
  • 10% off 99%+ of the stock parts for the Spec MX-5 (includes RX-8 hubs) through Jan 31, 2023
  • If bought by March 31, 2021, the 10% discount on 99%+ stock parts for the SMX extends through Jan 31, 2024

Reminder – Racers who bought a build or conversion kit by January 31, 2020 receive a:

  • 15% discount on most stock parts for the Spec MX-5 (includes RX-8 hubs) through January 31, 2021
  • 5% discount on most stock parts for Spec MX-5 (includes RX-8 hubs) from February 1, 2021 – January 31, 2022
  • 5% discount on Spec MX-5 competition parts through January 31, 2021

Note: Spec MX-5 competition parts discounts discontinue February 1, 2021 for all racers.

On December 10, 2019, Mazda Motorsports announced the Spec MX-5 Rules and Regulations: Vehicle Technical Specifications and Technical Infraction Penalties. (Updated March 8, 2021)

Supplemental Technical Regulations:
Oil Cooler – Optional – Road America CAT Nationals 2020 (August 12, 2020)

Technical Tips:
Baseline Setup (with Shaker Rig Video)
Cooling System Guide

Technical Service Bulletins (TSBs):
TSB: MX-5-001 – Fuel Gauge (June 12, 2020)
TSB: MX-5-002 – Rear Suspension (July 15, 2021)

About Spec MX-5: Mazda Motorsports has combined decades of key learnings supplied by thousands of racers at every level of grassroots and pro racing to create Spec MX-5. We’ve applied these learnings into four key pillars: affordability, reliability, tech-ability, and really fun to drive. We’ve considered every facet of Spec MX-5 – from the car spec, the suppliers and partners, the rule set, the schedules and tracks, the ease of maintenance and repair, fun and fair competition, prizes and awards, and more. Building on the abundance of already fun third generation NC (2006-2015) MX-5s, Mazda Motorsports has developed a race kit with nearly every necessary part to convert the road car into the Spec MX-5 race car, intended for everyone from novices looking to make a long-term stay in club racing, to those aspiring to ascend the Mazda Road to 24 ladder. The focus of the support program is to enable excellent sprint and endurance club racing competition through transparency, parity, rewarding racers with the best contingency awards in club racing, the best parts pricing, and assistance from Mazda Motorsports’ experts on everything from assembly, to set up, and driving. Spec MX-5 is club racing done right. Parts for the Spec MX-5 kit are shipping, so call Mazda Motorsports at 800.435.2508 now!