23493456 Aquamatic Drive | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Aquamatic drive with a 1.69:1 ratio, weighing 175.09 kg and listed for nine applications across D series engines and DPH drives. It supersedes 22079438, and a remanufactured Aquamatic drive is also catalogued against this fitment - worth comparing on cost.

🚤 Compatibility

Typically suits:

• Volvo Penta D6-300A-G
• Volvo Penta D6-340A-G
• Volvo Penta D6-380A-G
• Volvo Penta DPH-E
• Volvo Penta D6-400A-G
• Volvo Penta D4-150A-G
• Volvo Penta D4-230A-G
• Volvo Penta D4-270A-G
• Volvo Penta D4-300A-G

• Engine Family: D, DPH
• HP Range: 150-400 HP

⚙️ Key Features

• Aquamatic drive with a 1.69:1 ratio
• 175.09 kg
• Supersedes 22079438
• Listed for nine applications across D series engines and DPH drives
• A remanufactured Aquamatic drive is also catalogued against this fitment
• Ratio 1.69:1 (Volvo assembly listing)

🔌 Function

Carries the engine's drive through the transom and down through the gear sets to the propeller, the 1.69:1 reduction setting the propeller speed relative to the engine.

⚠️ Common Signs of Failure

• Whine or growl from the drive that rises with speed
• Vibration through the hull that was not there before
• Milky gear oil or water in the drained oil
• Oil slick appearing around the drive on the water
• Worn bearings, pitted gears or a damaged bellows found on strip-down

🛠️ Service Notes

• The ratio is what separates this from 1.85:1 drive 23493457, which is within a kilogram of it - order by ratio and part number, never by weight
• A remanufactured drive is catalogued against the same fitment and is worth comparing on cost
• This is a heavy lift at over 175 kg - plan the lift and the handling before starting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23493456 → Supersedes 22079438 → Supersedes 21661426 → Supersedes 3862822 → Supersedes 3801120

OEM / Related Numbers

• 22079438 earlier number superseded by this part
• 21661426 earlier number superseded by this part
• 3862822 earlier number superseded by this part
• 3801120 earlier number superseded by this part

📦 Condition

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