Sierra 18-6757 Power Tilt/Trim Motor for Mercury/Mariner Outboards

The Sierra 18-6757 is a high-quality replacement power tilt/trim motor engineered to meet OEM specifications for Mercury and Mariner outboard engines. Designed as a direct replacement for the square-style Eaton motor used in Mercury's Design I, 3-Ram, side-fill integral trim/tilt systems, this motor restores reliable power trim operation to your outboard. It replaces OEM Mercury part number 99186T (also cross-references 99186, 99186-1, and 826729A10) and is interchangeable with Arco 6277 and Mallory 9-18214.

Key Features:

• Designed for Mercury Design I, 3-Ram, side-fill integral trim/tilt systems
• Replaces square-style Eaton motor configurations
• 12-Volt DC, reversible rotation
• 2-wire connection design
• Compatible with Sierra 18-6273-1 tilt/trim pump assembly; uses wiring harness Sierra 18-6823
• Meets or exceeds original equipment specifications
• Engineered to withstand the harsh marine environment

OEM Cross-Reference Part Numbers:

• Mercury Marine: 99186T, 99186, 99186-1, 826729A10
• Arco: 6277
• Mallory: 9-18214
• Sierra: 18-6757

Sierra has been one of the most trusted names in the marine industry for over 50 years, offering premium-quality engine and drive parts that meet or exceed the original equipment they replace. The 18-6757 is backed by Sierra's industry-leading customer satisfaction warranty, making it a dependable choice for restoring full tilt/trim functionality to your outboard.