852984-4 Aftermarket Volvo Penta Drive Gear | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Volvo Penta Trim-Indicator Drive Gear - Part Number: 852984-4

Replacement gear wheel for the mechanical trim-position transmitter on classic Volvo Penta Aquamatic sterndrives. It transfers drive-angle movement into the trim-indicator gear/segment mechanism.

⚙️ Key Features

• Position-specific trim-indicator gear

• Meshes with gear segment 872812 and the related transmitter mechanism

• Replaces Volvo Penta 852984 and suffix reference 852984-4

• Restores consistent mechanical movement to the trim-position sender

• Not a sterndrive propulsion gear or upper-gearset component

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 852984-4 → Service/suffix format of 852984

• 852984 → Original trim-indicator drive-gear reference

OEM / Related Numbers:

• 852984-4

• 852984

• 0852984

• REC852984

• 872812 companion gear segment

Aftermarket / Verified Equivalents:

• Recmar: REC852984

• Poseidon Marine: 852984 / 852984-4 trim drive gear

🚤 Compatibility

Commonly used on:

• Volvo Penta Aquamatic mechanical trim-indicator assemblies

Typically suits:

• Engine / drive models:

• 290-SP and 290-DP

• DP-A and DP-B

• DP-C, DP-D and DP-E

• DP-G where the transmitter diagram specifies 852984

• HP Range: Drive application; not engine-horsepower specific

• Engine / Drive Type: Mechanical trim-indicator gear drive

• Year Range: Approximately mid-1980s-2000s, drive-serial dependent

• Serial / Identification Range: Verify the original gear tooth form and the mating 872812 segment; later electronic senders use different components.

🔌 Function

Transfers sterndrive movement through the trim-indicator mechanism so the sender or gauge can report the drive angle.

Common signs of failure or replacement requirement:

• Trim display does not change while the drive moves

• Gauge movement is intermittent or skips

• Rounded, cracked or missing gear teeth

• Excessive backlash in the indicator mechanism

• Gear binds because of corrosion or a misaligned segment

📦 Condition

• Brand-new aftermarket replacement part

• Supplied as a new replacement component

• Supplied in suitable retail or equivalent packaging