420834488 Starter Gear for Sea-Doo RXT IS 255 1503 2009

Starter Gear for Sea-Doo

This starter gear for Sea-Doo RXT IS 255 1503 models from 2009 (OEM 420834488) is a replacement drive component that meshes with the starter motor to turn over the engine.

Overview

This starter gear for Sea-Doo is a direct replacement part for the 1503 engine platform, designed to engage the starter motor and crank the engine reliably. Built to OEM dimensions, this starter gear for Sea-Doo helps restore dependable starting to your personal watercraft. It is intended for riders and mechanics servicing RXT IS 255 models from 2009.

Built For Performance

• Precision-cut gear teeth for smooth engagement with the starter motor
• Constructed from hardened steel for durability under repeated starting cycles
• Designed to match OEM 420834488 specifications for fit and function
• Resists wear from high-torque cranking loads
• Direct replacement for the original starter gear

Fits These Machines

• for Sea-Doo RXT IS 255 1503, 2009

On-The-Job Use

• Restoring starter engagement on RXT IS 255 watercraft
• Routine starter system repair and maintenance
• Rebuilding engines in the 1503 platform
• Servicing personal watercraft during seasonal tune-ups

Specs At A Glance

Good To Know

Q: How do I know if my starter gear needs replacing? A: Grinding noises during starting or a starter motor that spins without cranking the engine often point to worn gear teeth. Inspect the gear for chipped or rounded teeth before ordering.

Q: Is this starter gear a direct fit for the RXT IS 255? A: It is designed to match OEM 420834488 dimensions for the listed 1503 model. Always verify your model year and serial number before purchase.

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