# 21299963 Pulley | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Power-Steering Pump Pulley - Part Number: 21299963

  

A belt-drive pulley used on the power-steering pump of selected Volvo Penta D3, D4 and D6 marine propulsion systems.

  

⚙️ Key Features

  

• Genuine Volvo Penta component

• Correct groove geometry and offset

• Maintains pump and drive-belt alignment

• Designed for pump 21317314

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21299963 (current catalogued reference)

  

OEM / Related Numbers:

  

• 21317314 - power-steering pump

• 3889613 - retaining nut

• 21279536 - mounting bracket

• Associated hydraulic hoses and drive belt

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta hydraulic power-steering systems

  

Typically suits:

  

• Engine models:

• D3

• D4

• D6

• Verified D4-150A-G steering installation

  

• HP Range: Engine-package dependent

• Engine Type: Volvo Penta turbocharged marine diesel

• Year Range: Steering-pump and engine-serial dependent

  

🔌 Function

  

Transfers belt drive from the engine to the hydraulic power-steering pump.

  

Common signs of failure:

  

• Pulley wobble

• Belt squeal

• Rapid belt wear

• Cracked or damaged grooves

• Steering assistance becomes intermittent from belt slip

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 214.38 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 214.38 AUD | In stock |

## Images

- 21299963 Pulley | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21299963-pulley-genuine-volvo-penta)
> Updated: 2026-08-02