21809793 Gear Set | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Gear Set - Part Number: 21809793

Matched gear set for the assigned Volvo Penta drive or transmission assembly. Gear members must remain paired and be installed with the specified shimming, preload and backlash.

⚙️ Key Features

• Factory-matched gear members

• Drive-specific ratio and tooth geometry

• Hardened marine gear surfaces

• Requires controlled bearing setup

• Drive serial and ratio must match

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21809793 (current listed OEM reference)

OEM / Related Numbers:

• 21809793

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta engine or propulsion assembly whose official parts catalogue specifies part 21809793

Typically suits:

• Engine / drive models:

• Exact engine, drive or installation product number specifying 21809793

• HP / Rating: Not safely determined from the part number alone

• Engine / System Type: Volvo Penta marine or industrial application; complete product identity controls fitment

• Year Range: Production configuration controlled

• Serial / Specification Control: Confirm the complete Volvo Penta product number and engine, transmission or drive serial number before ordering; 21809793 must appear in the applicable parts diagram

🔌 Function

Transfers torque through the drive at the specified ratio and direction.

Common signs of failure:

• Gear whine, rumble or knocking

• Pitted, chipped or spalled teeth

• Metal debris in lubricant

• Excessive backlash or heat

• Loss of reliable drive engagement

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging