Complete Crankshaft Assembly for Sea-Doo GTI SE 1503 2006 2019

Complete Crankshaft Assembly for Sea-Doo

This complete crankshaft assembly fits the Sea-Doo GTI SE with the 1503 engine and provides the rotating core that turns combustion into propulsion.

Overview

This complete crankshaft assembly is built for the Sea-Doo GTI SE 1503 platform and acts as the central rotating part of the engine. It links the connecting rods and pistons to the driveline so power moves cleanly from combustion to the jet pump. Owners servicing a 2006 or 2019 Sea-Doo GTI SE 1503 will find this crankshaft assembly a replacement option for a worn or failed unit.

Built For Performance

• Complete assembly ready for installation into the 1503 engine case
• Machined journals and counterweights balanced for smooth rotation
• Constructed from hardened steel for durability under load
• Designed to match the 1503 engine's original mounting and bearing points
• Supports proper connecting rod alignment for consistent power delivery
• Suited to marine use where corrosion resistance matters

Fits These Machines

• for Sea-Doo GTI SE 1503 (2006)
• for Sea-Doo GTI SE 1503 (2019)

On-The-Job Use

• Engine rebuilds on the Sea-Doo GTI SE 1503 platform
• Replacing a crankshaft damaged by bearing failure or overheating
• Refresh work during top and bottom end service
• Shop repairs where a complete rotating assembly saves time

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket crankshaft assembly designed to fit the Sea-Doo GTI SE 1503. It is not manufactured by Sea-Doo.

Q: Can I install this myself? A: Crankshaft replacement requires splitting the engine case and precise torque and alignment work, so professional installation is recommended. Verify the part number against your machine before ordering.

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