The <strong data-start="431" data-end="472">151-2939 Needle Roller Thrust Bearing</strong> is a durable OEM-grade thrust bearing designed for high-load applications in Caterpillar engines, transmissions, and powertrain systems. With a <strong data-start="617" data-end="641">113mm outer diameter</strong>, it delivers exceptional axial load support and long service life across a wide range of Cat® equipment, including graders, dozers, wheel loaders, scrapers, excavators, and C9/C9.3 engine platforms. Ideal for cost-effective maintenance and reliable machine performance.