872812 Aftermarket Volvo Penta Gear Segment | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Volvo Penta Trim-Indicator Gear Segment / Ratchet - Part Number: 872812

Toothed mechanical segment used in the classic Volvo Penta trim-position transmitter. It follows sterndrive angle and drives the mating 852984 gear so the gauge can display trim position.

⚙️ Key Features

• Curved toothed gear segment

• Mates with trim drive gear 852984

• Replaces the 853758/854063/872812 family

• Used in mechanical trim-indicator systems

• Position and tooth engagement must be adjusted correctly during installation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 872812 → Later gear-segment reference

• 854063 → Earlier reference

• 853758 → Earlier reference

OEM / Related Numbers:

• 872812

• 0872812

• 854063

• 853758

• REC872812

• RM872812

• 852984 mating gear

• 853759 retaining screw

Aftermarket / Verified Equivalents:

• Recmar: REC872812 / RM872812

• Poseidon Marine: 872812 gear segment

• Aftermarket Aquamatic SP/DP trim-sender ratchet

🚤 Compatibility

Commonly used on:

• Volvo Penta classic Aquamatic mechanical trim-indicator systems

Typically suits:

• Engine / drive models:

• 290-SP and 290-DP

• DP-A and DP-B

• DP-C, DP-D and DP-E

• DP-G and selected SP-E installations where 872812 is shown

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

• Engine / Drive Type: Mechanical sterndrive trim-sender gear segment

• Year Range: Approximately mid-1980s-2000s

• Serial / Identification Range: Confirm mechanical segment/gear transmitter; electronic sender systems do not use this component.

🔌 Function

Converts sterndrive angular movement into rotation of the trim-sender gear train.

Common signs of failure or replacement requirement:

• Trim reading remains fixed or jumps

• Missing or rounded teeth

• Excessive backlash with 852984

• Segment binds through drive travel

• Gauge calibration cannot be retained

📦 Condition

• Brand-new aftermarket replacement part

• Supplied as a new replacement component

• Supplied in suitable retail or equivalent packaging