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Sierra 18-6408 Marine Alternator 105 Amp for MerCruiser Stern Drive

Manufacturer

Part Number

118-6408
Sale Price

$256.41

1 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-6408 is a high-performance marine alternator designed as a direct replacement for MerCruiser stern drive applications. This 105-amp, 12-volt alternator features a serpentine pulley system with internal voltage regulator for reliable charging performance on the water.

Key Features:

  • 105 amp output rating for dependable charging capacity
  • 12-volt system with internal regulator
  • Serpentine belt pulley included
  • Delco-style alternator case construction
  • 100% load tested for assured reliability
  • Meets or exceeds USCG and SAE J1171 safety requirements
  • Engineered to OEM specifications

Replaces: MerCruiser 863077T

Sierra marine alternators are built specifically for the harsh marine environment, providing the durability and performance required for dependable operation on MerCruiser stern drive engines. Each unit undergoes comprehensive load testing to ensure it meets Sierra's quality standards before leaving the factory.

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