710001103 Voltage Regulator for Sea-Doo Speedster 155 1503 2008-2011

Voltage Regulator for Sea-Doo

This voltage regulator for Sea-Doo maintains stable charging output on 1503-powered Speedster 155 models from 2008 to 2011, cross-referenced to OEM 710001103.

Overview

This voltage regulator for Sea-Doo is a replacement charging system component that controls voltage from the magneto to keep the battery charged and electronics protected on 1503-equipped boats. It matches the factory regulator referenced under OEM 710001103 for Speedster 155 models built between 2008 and 2011. A practical service part for owners and marine mechanics working on Sea-Doo jet boats.

Built For Performance

• Controls charging voltage to prevent overcharging and battery damage
• Direct replacement for OEM reference 710001103
• Sealed construction stands up to moisture and spray in marine engine compartments
• Fits the 1503 engine platform used across Speedster 155 models
• Factory-style connector for straightforward plug-in installation

Fits These Machines

• for Sea-Doo Speedster 155, 2008-2011
• for Sea-Doo 1503 engine platform

On-The-Job Use

• Replacing a failed regulator causing weak or erratic charging
• Routine electrical service on 1503-powered jet boats
• Restoring reliable charging before launching for the season
• Pairing with stator and rectifier diagnostics on charging faults

Specs At A Glance

Good To Know

Q: What are the symptoms of a bad voltage regulator? A: A battery that keeps going dead, fluctuating voltage readings, or dimming lights often point to a failing regulator. A quick charging system test with a multimeter confirms the diagnosis.

Q: Is this a plug-and-play replacement? A: It uses the factory-style connector and mounts with basic tools, so installation is simple for most DIY mechanics. Always disconnect the battery before beginning electrical work.

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