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420890637 Seadoo Starter Bendix | Genuine Used Part

420890637 Seadoo Starter Bendix | Genuine Used Part

$200.00 AUD
$200.00 AUD
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🔧 Product Description

Genuine Sea-Doo Starter Bendix - Part Number: 420890637

This genuine Sea-Doo starter Bendix is used in the electric starting system on Sea-Doo 4-TEC engines. It engages the starter drive with the starter gear during cranking, then disengages once the engine starts.

⚙️ Key Features

  • Genuine Sea-Doo starter Bendix
  • OEM part number 420890637
  • Factory starter drive / Bendix component
  • Supersedes earlier OEM starter Bendix reference 420889872
  • Direct-fit OEM component for Sea-Doo 4-TEC electric starting systems

🚤 Compatibility

Commonly used on

  • Sea-Doo 4-TEC electric starter assemblies

Typically suits

  • Engine models:
  • GTX 4-TEC / GTX Supercharged — 1503 4-TEC starting system
  • GTI 130 / GTI SE 130 — 1503 4-TEC starting system
  • GTI SE 155 / GTI LTD 155 — 1503 4-TEC starting system
  • GTS 130 — 1503 4-TEC starting system
  • GTR 215 / GTR 230 — 1503 4-TEC starting system
  • GTX 155 / GTX 215 / GTX 260 — 1503 4-TEC starting system
  • RXP 215 / RXP-X 255 / RXP-X 260 — 1503 4-TEC starting system
  • RXT 215 / RXT-X 255 / RXT-X 260 — 1503 4-TEC starting system
  • WAKE 155 / WAKE PRO 215 / WAKE PRO 230 — 1503 4-TEC starting system
  • Challenger / Sportster / Speedster 4-TEC boat engines using the 1503 starter drive
  • HP Range: Approximately 130HP - 260HP
  • Engine Type: Sea-Doo Rotax 1503 4-TEC Electric Starting System
  • Year Range: Approximately 2002 - 2021

🔌 Function

The starter Bendix transfers starter motor rotation into the engine starter gear during cranking and retracts after the engine starts.

⚠️ Common Signs of Failure

  • Starter motor spins without engaging
  • Grinding noise during cranking
  • Intermittent no-crank engagement
  • Bendix sticking or not retracting
  • Worn starter gear teeth or damaged starter drive

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 420890637 → Supersedes 420889872
  • 420889872 (earlier OEM reference)

OEM / Related Numbers

  • 420890637
  • 420889872
  • 420889870
  • 420888982
  • 420890631
  • 420834522 — related starter gear
  • 420888996 — related electric starter assembly

Aftermarket / Verified Equivalents

  • WSM: replacement starter Bendix for Sea-Doo 4-TEC applications
  • SBT: replacement starter Bendix for Sea-Doo 4-TEC applications

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated
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