Back tire cupping occurs due to one of the following reasons: Worn shock absorbers or suspension parts Wheel misalignment Tire imbalance or runout Poor quality of tires. [insert page=’2137′ display=’content’] What Is Back Tires Cupping? Tire cupping is an uneven wear pattern, which occurs due to irregular up-and-down motions of a wheel (bouncing). It interferes … Continue reading Why Are My Back Tires Cupping?