3861556 Steering Cylinder | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta steering cylinder from the Steering group, mounted on the intermediate housing of the drive unit and connected to the hook up fork, weighing 1.93 kg and listed for 3 applications in the TSK series. It supersedes part numbers 3861557 and 3861785.

🚤 Compatibility

Typically suits:

• Volvo Penta TSK DPX-A
• Volvo Penta TSK DPX-C
• Volvo Penta TSK DPX-R

• Engine Family: TSK

⚙️ Key Features

• Mounted on the intermediate housing of the drive unit and connected to the hook up fork
• 1.93 kg
• 3 applications in the TSK series
• Supersedes 3861557 and 3861785
• Quantity varies by assembly, most commonly two
• Also supersedes Volvo part number 3860396

🔌 Function

Converts hydraulic pressure from the steering circuit into the movement that turns the drive unit.

⚠️ Common Signs of Failure

• Steering heavy, vague or with more free play at the helm than before
• Steering fluid loss and oily residue around the cylinder
• Drive wandering or pulling to one side under way
• Rod pitted, scored or bent, or the seals weeping past it
• Mounting eyes or the hook up fork connection worn, giving a knock on helm reversal

🛠️ Service Notes

• Steering is a safety system, so any loss of steering fluid or new free play should be traced and put right before the boat is used
• Both 3861557 and 3861785 are now supplied as this cylinder
• Bleed the steering circuit fully after fitting and check for lock to lock movement and leaks before going afloat

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3861556 → Supersedes 3861557 → Supersedes 3861521 → Supersedes 873231

OEM / Related Numbers

• 3861785 earlier number superseded by this part
• 3861557 earlier number superseded by this part
• 3861521 earlier number superseded by this part
• 873231 earlier number superseded by this part

📦 Condition

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