Spektrum S664 Brass Gear Waterproof 25T Servo - SPMS664

The Spektrum SPMS664 S664 is a brass gear waterproof servo with a 25T spline output, designed for use in RC vehicles that operate in wet or muddy conditions. Brass gears offer greater durability than plastic alternatives, making this servo a solid choice for demanding bashing, crawling, or off-road applications where gear wear and moisture ingress are common concerns.

Key Features

• Waterproof construction protects internal components from water, mud, and debris during off-road use
• Brass gear train provides increased durability and resistance to wear compared to standard plastic gears
• 25T spline output is a widely used standard compatible with many RC vehicle servo horns and linkages
• Suited to demanding driving conditions including crawling, trail driving, and wet-weather bashing