3869043 Aquamatic Drive | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Aquamatic drive with the 1.59:1 gear ratio for the DPX series, weighing 55.48 kg and listed for one application. It supersedes part number 3868641.

🚤 Compatibility

Typically suits:

• Volvo Penta DPX-A

• Engine Family: DPX

⚙️ Key Features

• 1.59:1 ratio
• DPX series
• 55.48 kg
• Supersedes 3868641

🔌 Function

Complete duo prop sterndrive that turns the engine output through the bevel gears to the two contra-rotating propeller shafts, and carries the steering and trim movement.

⚠️ Common Signs of Failure

• Oil weeping from the seals or an oily film on the leg
• Drive oil milky or emulsified, showing water ingress
• Whine or growl from the gears that changes with load
• Vibration or a knock when engaging gear
• Corrosion and paint blistering on the castings

🛠️ Service Notes

• The other DPX drive here is 3869041 at 1.47:1, so match the ratio to the engine and gear set rather than judging by the 2.5 kg difference
• Heavy unit needing lifting gear and freight handling
• Renew the transom seals and bellows while the drive is off, and match the duo prop set to the ratio

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3869043 → Supersedes 3868641

OEM / Related Numbers

• 3868641 earlier number superseded by this part

📦 Condition

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