1. Product Overview The JLM710949/10 is a single‑row tapered roller bearing composed of cone JLM710949 and cup JLM710910, designed for heavy‑duty truck and commercial vehicle axle assemblies. It can sustain large combined radial and axial loads, and withstand impact loads under harsh road conditions.It is widely used for heavy truck wheel hubs, differential and transmission parts where heavy mixed load capacity is required. Get a quote within 24 hours for your project 2.