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