Thule roof racks come with specific weight limits that can vary depending on the type of rack and the vehicle it is intended for. Generally, the weight limit can range from about 100 pounds to 220 pounds, but it is essential to consult the specific product information for the exact limits relevant to the roof rack model you are considering. Each Thule roof rack is designed to accommodate different types of loads, including cargo boxes, bikes, or kayaks, and the weight capacity can also be influenced by the vehicle manufacturer's guidelines. It is advisable to pay close attention to both the Thule product specifications and the vehicle's maximum roof load capacity to ensure safe and optimal usage. For precise details, visiting the Thule website or checking the product manual can provide the most accurate and up-to-date information on the weight limits related to specific Thule roof rack models.