420834488 Starter Gear for Sea-Doo RXT X 255 1503 2008-2009

Starter Gear for Sea-Doo RXT X 255 1503

This starter gear fits Sea-Doo RXT X 255 1503 models and drives the starter motor engagement to turn over the engine, cross-referenced to OEM number 420834488.

Overview

This starter gear is a replacement driveline component made for the Sea-Doo RXT X 255 1503, where it passes torque from the starter motor to the engine flywheel. The starter gear for Sea-Doo RXT X 255 1503 is built to withstand repeated crank cycles across the riding season. It is intended for riders replacing a worn or stripped gear on their personal watercraft.

Built For Performance

• Direct cross-reference to OEM part number 420834488
• Cut for the 1503 engine platform
• Hardened tooth surfaces resist wear from repeated starts
• Precise tooth geometry for clean starter motor engagement
• Compact, lightweight construction for easy installation

Fits These Machines

• for Sea-Doo RXT X 255 1503
• for Sea-Doo RXT X 255 1503 (2008-2009)

On-The-Job Use

• Cranking the engine from cold on the launch ramp
• Repeated restarts during a day on the water
• Routine starter system repairs
• Restoring reliable ignition on older 1503-powered watercraft

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket starter gear that cross-references the OEM number 420834488 for the 1503 platform. Always verify the number on your existing part before ordering.

Q: Will this fit every RXT X 255? A: It is listed for RXT X 255 1503 models from 2008 to 2009, but fitment can vary with serial number revisions. Confirm compatibility with your machine 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.