Complete Crankshaft Assembly for Sea-Doo GTX 155 1503 2008-2016

Complete Crankshaft Assembly for Sea-Doo

This complete crankshaft assembly is a direct-fit replacement engine component for Sea-Doo watercraft, restoring the rotating core of the 1503 engine so your craft can get back on the water with confidence.

Overview

This complete crankshaft assembly is built for the Sea-Doo 1503 engine found in the GTX 155, giving riders a reliable replacement for a worn or damaged crank. The crankshaft assembly transfers piston force into rotational power, making it a critical piece for anyone rebuilding or servicing their personal watercraft engine.

Built For Performance

• Complete assembly ready for installation in 1503 four-stroke engines
• Machined journals and precision-balanced construction for smooth rotation
• Designed to handle the high RPM demands of Sea-Doo personal watercraft
• Direct replacement for the factory crankshaft in compatible GTX 155 models
• Built from durable materials suited to marine engine conditions

Fits These Machines

• for Sea-Doo GTX 155 1503, 2008-2013
• for Sea-Doo GTX 155 1503, 2015-2016

On-The-Job Use

• Engine rebuilds after crankshaft wear or bearing failure
• Top and bottom end service on the 1503 powerplant
• Restoring performance to a GTX 155 that has lost compression or seized
• Marine mechanic and DIY garage rebuild projects

Specs At A Glance

Good To Know

Q: Will this crankshaft fit my Sea-Doo? A: It is built for the 1503 engine in GTX 155 models from the listed year ranges. Confirm your model and serial number before ordering.

Q: Does this come as a complete assembly? A: Yes, this is a complete crankshaft assembly rather than a bare crankshaft. That makes it ready for installation during an engine rebuild.

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