S&S Cycle 31-4057 Right Side Main Bearing Assembly White for Harley Sportster XL

The S&S Cycle 31-4057 is a precision-engineered right-side crankcase main bearing assembly designed for Harley-Davidson Sportster XL models. This high-quality replacement bearing assembly ensures reliable engine performance and durability for your motorcycle's crankcase.

Key Features:

• Replacement right-side crankcase main bearing assembly for pinion shaft application
• White color-coded sizing designation for proper bearing clearance selection
• Manufactured in the USA to exacting quality standards
• Direct replacement for OEM Harley-Davidson part #24659-87
• Compatible with Sportster XL and select Buell models
• Also known by Drag Specialties part number 0924-0502

S&S Cycle offers these bearing assemblies in multiple color-coded sizes (red, blue, green, and white) to ensure proper bearing clearances during engine building and rebuilding. The white designation indicates a specific bearing size within S&S's precision sizing system. This bearing assembly is an essential component for maintaining proper crankshaft support and alignment in your Sportster's engine.