GP7846A Faria/Mercury Trim Gauge | Genuine Used Part

🔧 Product Description

Genuine Faria Mercury / Mariner / MerCruiser Trim Gauge - Factory Number: GP7846A

A genuine two-inch Faria trim gauge configured for Mercury, Mariner and MerCruiser trim senders. It has a black face, pewter or titanium-coloured bezel, white graphics and red pointer.

⚙️ Key Features

• Factory number GP7846A
• Mercury-family trim-sender calibration
• Approximately two-inch cutout
• Terminals marked Sender, Ignition and Ground
• Illuminated domed-lens design

🚤 Compatibility

• Mercury and Mariner outboards with analogue trim senders
• MerCruiser Alpha and Bravo sterndrive trim systems using the compatible sender curve
• 12-volt dashboards accepting a two-inch gauge

🔌 Function

The gauge converts resistance from the engine or drive trim sender into a visual Down-to-Up position reading.

⚠️ Common Signs of Failure

• Gauge remains at Up or Down
• Needle travels in the wrong direction
• Sender and gauge curves are incompatible
• Trim sender wiring is open or grounded
• Reading jumps during trim movement
• Lens or illumination fails

🔄 Supersession & Cross Reference

OEM Supersession Chain

• GP7846A is the verified Faria factory number
• No Mercury service-number supersession has been confirmed
• Boat-builder versions with the same number can differ slightly in bezel finish

OEM / Related Numbers

• GP7846A
• Related Mercury / MerCruiser trim sender
• Related GP7843A fuel gauge
• Related ignition, sender and ground wiring

Aftermarket / Verified Equivalents

• Faria Mercury-compatible trim gauge - functional replacement
• Sierra / Teleflex Mercury trim gauge - functional replacement
• Mercury Quicksilver analogue trim gauge - functional replacement when sender curve and wiring match
• OMC, Honda and Suzuki-specific gauges are not equivalent

📦 Condition

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