Sam's Club in Riverside offers members a wide range of products and services at competitive warehouse prices. Members can shop for groceries, pharmacy items, optical products, home furnishings, office supplies, TVs, and more. They also enjoy early shopping hours on weekdays and Saturdays. The store is generally well-stocked and clean, providing a good shopping experience. The restaurant department has been praised for excellent customer service. Despite busy days and some delays, staff were accommodating and friendly. One customer appreciated how a manager handled a pizza mix-up, offering a full refund and showing kindness. The Tire Center at this location is highly recommended, especially for auto needs. Staff like Matthew are courteous, friendly, and go above and beyond to fix issues, even replacing tires with a small charge if needed. However, some experiences have been less positive. There have been reports of long lines at checkout, making shopping less efficient. Additionally, a customer was upset when an employee called them a liar over a price discrepancy, which was due to a misprint on the price tag. Overall, Sam’s Club in Riverside is a good place to shop, with helpful staff and a variety of products, though occasional waits and pricing issues can occur.