# 21657162 Propeller | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Duoprop Type I2 Rear Aluminium Propeller - Part Number: 21657162

  

A four-blade right-hand-rotation rear propeller from the Volvo Penta Type I2 aluminium Duoprop system for DPS and DPS-A drives.

  

⚙️ Key Features

  

• Propeller size: I2

• Rear propeller position

• Four-blade right-hand rotation

• High-strength aluminium alloy

• Straight-spline DPS / DPS-A design

• Matched to the corresponding three-blade front propeller

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• Current OEM reference: 21657162

• Type I series replaces the earlier Type D aluminium propeller range

  

OEM / Related Numbers:

  

• 21657162

• 21258482 - Complete Type I2 front and rear propeller set

• 21260642 - Matching Type I2 front propeller

• 21631162 - Rear propeller nut

• 3851569 - Front propeller nut

• 3855516 - DPS Duoprop tool kit

  

Aftermarket / Verified Equivalents:

  

• No direct aftermarket equivalent

  

🚤 Compatibility

  

• DPS sterndrive

• DPS-A sterndrive

• DPS-A OXi sterndrive

• Use the same propeller type and size on both drives in twin-engine installations

• Do not mix Type D and Type I propellers on one drive

• For high-power or high-speed installations, use the specified stainless-steel propeller family

  

🔌 Function

  

The rear propeller works with the matched front propeller to produce efficient counter-rotating thrust, strong acceleration and improved steering control.

  

Common signs of failure or damage:

  

• Bent or chipped blades

• Cavitation erosion

• Vibration under load

• Reduced acceleration or top speed

• Hub or spline damage

• Mismatched front and rear propellers

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 925.49 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 925.49 AUD | In stock |

## Images

- 21657162 Propeller | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21657162-propeller-genuine-volvo-penta)
> Updated: 2026-08-03