Crankshaft Main Bearing for Sea-Doo GTR STD 230 1503 2017-2019

Crankshaft Main Bearing for Sea-Doo

This crankshaft main bearing is a replacement engine component for the Sea-Doo GTR STD 230 1503, supporting the crankshaft as it rotates inside the crankcase.

Overview

This crankshaft main bearing is built for the Sea-Doo GTR STD 230 1503, giving the crankshaft a stable, low-friction surface to spin on inside the engine cases. It suits riders handling a top-end rebuild or bottom-end refresh who want a bearing sized to the 1503 platform. Each crankshaft main bearing is intended for direct replacement service on the listed application.

Built For Performance

• Precision-ground rolling surfaces for smooth crankshaft rotation
• Hardened bearing steel construction for wear resistance
• Manufactured to match the 1503 engine bearing dimensions
• Handles the radial loads the crankshaft places on the cases
• Suited to marine engine rebuild and service work

Fits These Machines

• for Sea-Doo GTR STD 230 1503 (2017-2019)

On-The-Job Use

• Crankshaft rebuilds on the 1503 engine platform
• Bottom-end refreshes during routine engine service
• Personal watercraft repair and restoration projects

Specs At A Glance

Good To Know

Q: How do I know if my crankshaft main bearing needs replacing? A: Rough running, unusual lower-end noise, or metal debris in the oil are common signs of bearing wear. Confirm during teardown before ordering.

Q: Can I replace just one bearing? A: Bearing replacement should follow the engine builder's guidance for your 1503 rebuild, as related components often wear together. Verify the correct position and quantity before installation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.