About this product :

Power Trim Motor for Mercury Outboards – 35–200HP (1985–1992) – Replaces 818186A3

📦 Spania Stock – UK Delivery in 4–5 Days!

Upgrade your Mercury outboard’s trim and tilt system with this high-quality aftermarket power trim motor, designed to fit 35HP to 200HP Mercury outboards manufactured between 1985 and 1992. Engineered for reliability and smooth performance, it’s the ideal replacement for worn or faulty original units.

✅ Product Details:

• Product Name: Power Trim Motor
• Part Number: 818186A3
• Brand: Aftermarket
• Condition: Brand

✅ Compatibility:

Suitable for the following Mercury outboard engines:

• 35HP to 200HP Mercury outboards (1985–1992)
• With Design I 3-RAM Side Fill Integral Trim/Tilt System
• Fitted with Round Prestolite motor or Square Eaton motor

✅ Replaces These OEM Part Numbers:

• Mercury: 99186, 99186-1, 99186A1, 99186T, 826729A4, 826729A08, 826729A10
• Sierra: 18-6273-1
• Arco: 6278
• API Marine: PT475TN2
• Arrowhead: TRM0056
• J & N: 430-22012
• WAI: 10815PN

✅ Key Features:

• Durable Construction: Built with high-grade marine materials for excellent corrosion resistance and performance in saltwater environments.
• Direct OEM Replacement: Perfectly fits Mercury outboards with the listed part numbers and systems.
• Easy 2-Wire Installation: Includes relays, wiring harness, and installation instructions to adapt from original 3-wire setup.
• Marine-Grade Quality: Meets or exceeds OEM standards for performance and longevity.

⚠ Important Compatibility Note:

Two motor types exist for this application. Please verify your existing part number and motor design before purchase. If you’re uncertain, contact us for guidance.

Restore the full functionality of your outboard engine’s trim system with this premium aftermarket power trim motor – delivered in just 4–5 days from EU stock.