24370-52B Sportster Crankshaft Big End Bearing Assembly, 1987-1999, Daytona Global (OEM 24354-87A)

This Daytona Global big end bearing assembly is a premium replacement for 1987 to 1999 Sportster and KH models. The kit includes the necessary components to rebuild the crankshaft's big end, ensuring smooth rotation and long-term durability. Each part is manufactured from heat-treated, aircraft-quality steel and hardened to 61-63 on the Rockwell scale for maximum wear resistance. This assembly is designed to meet or exceed factory specifications and serves as a replacement for OEM 24370-52B. For any mechanic performing a bottom-end overhaul on an Evolution Sportster, these precision-machined bearings provide the peace of mind that the engine's foundation is solid and built to handle the rigors of the road.