420834488 Starter Gear for Sea-Doo Wake SE 510 1503 2010-2011

Starter Gear for Sea-Doo

This starter gear is a replacement drivetrain component that meshes with the flywheel to crank the engine on 2010-2011 Sea-Doo Wake and SE 510 1503 models, cross-referencing OEM part number 420834488.

Overview

The Starter Gear for Sea-Doo is a precision-made component that transmits turning force from the starter motor to the engine, enabling consistent starting on the water. It is built to match the fit and function of OEM part 420834488 for 2010-2011 Wake and SE 510 1503 watercraft. This starter gear is intended for riders and technicians handling starter system repairs or rebuilds.

Built For Performance

• Machined to mesh cleanly with the flywheel ring gear
• Hardened teeth resist wear from repeated starts
• Direct cross-reference to OEM part number 420834488
• Balanced build reduces vibration during cranking
• Marine-grade finish helps resist corrosion

Fits These Machines

• for Sea-Doo Wake 1503, 2010-2011
• for Sea-Doo SE 510 1503, 2010-2011

On-The-Job Use

• Starter motor rebuilds on personal watercraft
• Replacing stripped or worn starter gears
• Off-season maintenance on Sea-Doo 1503 engines
• Shop repair of no-crank conditions

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket starter gear made to cross-reference OEM part 420834488 for Sea-Doo applications. It is not produced or sold by Sea-Doo.

Q: How do I confirm this starter gear fits my watercraft? A: Match your model, year, and engine family to the fitment list, and verify the OEM number on your current gear matches 420834488. Checking your serial number against the parts diagram is the safest step.

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