21317314 Volvo Penta Power Steering Pump | Genuine Used Part

🔧 Product Description

Genuine Volvo Penta Power Steering Pump - Part Number: 21317314

A genuine Volvo Penta belt-driven hydraulic power-steering pump for selected D3, D4 and D6 Aquamatic diesel installations. The pump supplies pressurised steering fluid to the hydraulic steering actuator, reducing helm effort and maintaining controlled sterndrive movement.

⚙️ Key Features

• Genuine Volvo Penta OEM power-steering pump
• Correct service number 21317314
• Belt-driven hydraulic pump for Aquamatic steering systems
• Used on selected D3, D4 and D6 marine diesels
• Compatible with the matching Volvo Penta pulley, reservoir and hose assemblies

🚤 Compatibility

Commonly used on

• Volvo Penta D3, D4 and D6 Aquamatic sterndrive steering systems
• Single- and twin-installation hydraulic power-assisted steering layouts

Typically suits

• Engine models:
• Volvo Penta D3-110i / D3-110A
• Volvo Penta D3-130A
• Volvo Penta D3-160A
• Volvo Penta D3-170A
• Volvo Penta D3-190A
• Volvo Penta D3-200A
• Volvo Penta D3-220A
• Volvo Penta D4-180A
• Volvo Penta D4-210A
• Volvo Penta D4-225A
• Volvo Penta D4-260A
• Volvo Penta D4-300A
• Volvo Penta D6-280A
• Volvo Penta D6-310A
• Volvo Penta D6-330A
• Volvo Penta D6-350A
• Volvo Penta D6-370A
• Volvo Penta D6-400A
• Aquamatic installations whose steering-pump diagram specifies 21317314, 23118556 or 3885327
• HP Range: Approximately 110HP - 400HP
• Engine Type: Volvo Penta common-rail marine diesel with Aquamatic sterndrive
• Year Range: Approximately 2003-2016, dependent on engine generation

🔌 Function

The pump draws hydraulic fluid from its reservoir and supplies pressurised fluid to the power-steering actuator. This reduces steering effort and allows the sterndrive to follow helm input smoothly.

⚠️ Common Signs of Failure

• Heavy or intermittent steering assistance
• Whining or groaning from the pump
• Fluid leakage around the shaft, body or hose fittings
• Foaming or aeration in the reservoir
• Reduced steering assistance at idle
• Pulley wobble or bearing noise

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23118556 → Supersedes 21317314
• 21317314 → Supersedes 3885327
• 3885327 earlier Volvo Penta power-steering pump reference

OEM / Related Numbers

• 23118556
• 21317314
• 3885327
• 21299963 power-steering pump pulley
• 3889613 pulley retaining nut
• D3 / D4 / D6 power-steering hose kit references

Aftermarket / Verified Equivalents

• HKATVXI: 21317314 replacement power-steering pump
• Marinedustrie: D3 / D4 / D6 replacement pump cross-referencing 23118556, 21317314 and 3885327

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated