21112812 Adapter Kit | Genuine Volvo Penta Part

🔧 Product Description

A genuine Volvo Penta adapter and mounting-hardware kit used on selected HS45A and HS63A marine transmissions. The machined adapter provides the required connection point while the supplied fasteners secure it to the gearbox housing.

🚤 Compatibility

Typically suits:

• Volvo Penta HS63AE-A
• Volvo Penta HS45A
• Volvo Penta HS63A

• Engine Family: HS
• Year Range: Approximately 2000s onward

⚙️ Key Features

• Genuine Volvo Penta four-piece adapter kit
• Replaces ordering adapter 3582175 separately
• Complete retaining hardware included
• Used on HS45A and HS63A families
• All components individually numbered
• Engine type: Volvo Penta / ZF-Hurth marine reverse gear

📋 Kit Contents

• 1 x adapter - Volvo Penta 3582175
• 1 x stud - Volvo Penta 924075
• 1 x spring washer - Volvo Penta 942336
• 1 x hexagon nut - Volvo Penta 971071

🔌 Function

The adapter creates the specified threaded or fluid connection on the transmission housing and is retained by the included stud, washer and nut.

⚠️ Common Signs of Failure

• Adapter threads or sealing face are damaged
• Connection leaks after service
• Stud or nut is corroded
• Gearbox option is being converted
• Original adapter has been removed or lost

🛠️ Service Notes

• Confirm the kit is the correct one for your engine and for the component being adapted before fitting anything, and check the contents are complete
• Fit all the seals, gaskets and fasteners supplied and do not mix them with old parts; the kit is designed to work as a whole
• Follow the fitting instructions supplied with the kit together with the workshop manual for your engine for tightening figures and sequence
• Check clearance and alignment to surrounding pipework, hoses, wiring and moving parts once assembled, then leak or function check before closing up

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 21112812 → Supersedes 3582175

OEM / Related Numbers

• 3582175 earlier number superseded by this part
• 924075 related reference
• 942336 related reference
• 971071 related reference

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging