22734346 Upper Gear | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta upper gear assembly from the Marine Propulsion group, weighing 78.93 kg and listed for seven applications across D series engines and IPS pod drives. It supersedes reference 3801875, which was catalogued as a remanufactured upper gear. At nearly 80 kg it is a major drive assembly.

🚤 Compatibility

Typically suits:

• Volvo Penta D6-300D-G
• Volvo Penta D6-340D-G
• Volvo Penta D6-380D-G
• Volvo Penta D6-440D-G
• Volvo Penta D6-480D-G
• Volvo Penta IPS10-A
• Volvo Penta IPS10-B

• Engine Family: D, IPS
• HP Range: 300-480 HP

⚙️ Key Features

• 78.93 kg
• Seven applications across D series engines and IPS pod drives
• Supersedes 3801875, catalogued earlier as a remanufactured upper gear
• Marine Propulsion group

🔌 Function

Takes drive from the engine into the pod's upper gear set and turns it through toward the lower unit.

⚠️ Common Signs of Failure

• Whine or growl from the drive that changes with load
• Metallic debris on the magnetic drain plug
• Drive oil emulsified or discoloured
• Backlash or play felt at the input
• Oil loss around the housing joints

🛠️ Service Notes

• At nearly 80 kg this needs a hoist and proper support - plan the lift before releasing anything
• Renew the oil, seals and gaskets on assembly and inspect the mating lower unit for related damage

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 22734346 → Supersedes 3801875

OEM / Related Numbers

• 3801875 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging