# 21509611 Roller Kit | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta HS63AE Reverse Gear Connecting-Kit Rubber Roller Set - Part Number: 21509611

  

A genuine Volvo Penta set of four rubber isolation rollers for the engine-to-reverse-gear connecting arrangement used with the HS63AE transmission. The rollers cushion the connecting cover and maintain the specified support geometry.

  

Kit Contents:

  

• 4 × rubber isolation roller - serviced only as kit 21509611

• 8 × flange screw - 965185 are related mounting fasteners and are serviced separately

• 1 × connecting cover - 3584253 is serviced separately

  

⚙️ Key Features

  

• Genuine Volvo Penta four-roller set

• Correct Volvo Penta part number 21509611

• Contains four matched rubber isolation rollers

• Used in the HS63AE reverse-gear connecting arrangement

• Restores cushioning and alignment at the transmission connection

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21509611 current HS63AE roller-kit reference

  

OEM / Related Numbers:

  

• 21509611

• VOE21509611

• 965185 related flange screw

• 3584253 related connecting cover

• HS63AE reverse gear

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta HS63AE reverse-gear connecting kits

• D4 inboard installations using the applicable transmission connection

  

Typically suits:

  

• Engine models:

• D4-180I inboard installations with HS63AE

• D4-210I inboard installations with HS63AE

• D4-225I inboard installations with HS63AE

• D4-260I inboard installations with HS63AE

• D4-300I inboard installations with HS63AE

  

• HP Range: 180HP - 300HP

• Engine Type: Volvo Penta D4 inboard marine diesel

• Transmission Type: HS63AE reverse gear

• Year Range: Approximately 2003-2020

• Serial Range: Engine, flywheel-housing and transmission serial-number controlled

  

🔌 Function

  

The rubber rollers isolate vibration, support the connecting cover and allow controlled movement between the engine and reverse-gear installation.

  

Common signs of failure:

  

• Excessive drivetrain vibration or rattling

• Rubber rollers flattened, cracked or oil-soaked

• Connecting cover moves or contacts surrounding components

• Misalignment at the reverse-gear connection

• Noise returns after transmission or coupling service

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 550.76 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 550.76 AUD | In stock |

## Images

- 21509611 Roller Kit | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21509611-roller-kit-genuine-volvo-penta)
> Updated: 2026-07-29