Brian Crower 2022+ Polaris Pro R Stock Stroke Crankshaft 73.5mm

This Brian Crower 73.5mm stock stroke crankshaft is designed for the 2022 and newer Polaris Pro R. It's a well-built component intended to replace the original crankshaft, maintaining the factory stroke while offering improved durability for demanding use. If you're rebuilding the top end of your Pro R's engine or looking for a robust replacement, this crankshaft is a solid option.

Brian Crower is known for producing strong internal engine components, and this crankshaft is no exception. It's forged from high-strength steel, a material chosen for its ability to withstand the intense pressures and heat generated within a high-performance engine. The 73.5mm stroke is the stock dimension, meaning it's designed to work seamlessly with your existing connecting rods and pistons without altering the engine's displacement or fundamental power characteristics. This makes it a straightforward replacement for a worn or damaged factory unit, or an upgrade for those seeking greater reliability.

When installing a new crankshaft, it's crucial to ensure all related components are in excellent condition. This includes checking your main bearings, rod bearings, and ensuring the engine block is clean and properly prepped. Always refer to the manufacturer's installation instructions for specific details regarding bearing clearances, lubrication, and torque specifications to ensure a long and reliable service life for your engine.