What is the 3% rule for tires?
The 3% rule states that when replacing tires, the new tire’s diameter should not differ from the original by more than 3%. This guideline helps maintain proper vehicle performance, safety system functionality, and speedometer accuracy. The 105% rule says that the external rim width of your wheel should be at least 105% of your tire’s actual measured width. This ratio allows the airflow to remain attached as it moves from the tire onto the rim, reducing drag and making your bike more aerodynamic.
How many discount tires are in the USA?
With more than 1,200 stores in the united states, discount tire has grown to become the leading independent retailer of tires and wheels. There are often discounts available from the tire manufacturer and tire retailer websites, most often in the form of savings on a complete set. And remember, it can’t hurt to try negotiating.Selling used tires can earn you anywhere from $10 to $100 per tire, depending on brand, size, condition, and market demand. Keep these factors in mind when pricing your used tires.