Crankshaft Main Bearing for Sea-Doo Wake STD 155 1503 2017-2019

Crankshaft Main Bearing for Sea-Doo

This crankshaft main bearing is a replacement engine component that supports the crankshaft inside the crankcase of a Sea-Doo watercraft, helping it rotate smoothly under load.

Overview

This crankshaft main bearing is built to support the rotating crankshaft in the 1503 engine used across several Sea-Doo Wake STD 155 models. As an internal engine component, the crankshaft main bearing helps maintain proper alignment and reduces friction between the crankshaft and its journals. It is intended for riders and mechanics servicing or rebuilding a 1503 cc Sea-Doo engine.

Built For Performance

• Designed to support the crankshaft within the 1503 engine crankcase
• Reduces friction between the crankshaft and its bearing surfaces
• Helps maintain correct crankshaft alignment during operation
• Constructed as a direct replacement for the original bearing position
• Suited to engine rebuild and service work

Fits These Machines

• for Sea-Doo Wake STD 155 1503 (2017-2019)

On-The-Job Use

• Engine rebuilds and bottom-end service on 1503 cc Sea-Doo watercraft
• Crankshaft replacement or repair work
• Routine maintenance of the crankcase assembly
• Shop repairs and seasonal engine servicing

Specs At A Glance

Good To Know

Q: How many main bearings does one order include? A: This listing covers the crankshaft main bearing as described, so confirm the quantity you need against your engine's bearing count before ordering.

Q: Is this bearing suitable for a full engine rebuild? A: It is intended as a replacement main bearing for the 1503 engine, though a rebuild typically calls for a complete set of bearings and related components.

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