Why does my Corvette Grand Sport have four Goodyear tires and a Firestone spare tire?
The Grand Sports left the GM factory with Firestone tires, yet the teams that raced them switched to Goodyear tires. Naturally, there was no good reason to spend the extra money for a matching spare on a race car so this is how they raced and Exoto has been careful to be historically accurate. (Applies to RLG18022, RLG18023, RLG18024.