184797 Inner Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Inner Ring - Part Number: 184797

This genuine Volvo Penta inner ring is a hardened bearing inner race manufactured for the matched needle or roller-bearing assembly used in the HS1A reverse-gear bearing stack. It is manufactured to the original Volvo Penta dimensional, material and interface requirements so the serviced assembly retains its designed alignment, sealing, load capacity and operating reliability. In service, it provides the hardened running surface for the matched bearing in the HS1A shaft and clutch assembly. Selection must be confirmed by OEM part number 184797, the exact engine or product model, serial number and installed configuration.

⚙️ Key Features

• Genuine Volvo Penta OEM inner ring

• OEM part number 184797

• Application: HS1A reverse-gear bearing stack

• Engine / drive family: Volvo Penta HS1A hydraulic reverse gear

• Primary function: Provides the hardened running surface for the matched bearing in the HS1A shaft and clutch assembly.

• Fit the ring squarely to an undamaged shaft and inspect the matched bearing; a scored or pitted race should not be paired with a reused bearing.

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 184797 (current/original OEM service reference)

OEM / Related Numbers:

• 184797

• 181036 bearing cup

• 184798 needle roller assemblies

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• HS1A reverse-gear bearing stack

Typically suits:

• Engine / product models:

• HS1A ratio 1.96:1

• HS1A ratio 2.62:1

• Engine / Application Family: Volvo Penta HS1A hydraulic reverse gear

• Serial / Configuration Note: Two rings may be used depending on the exact HS1A configuration.

🔌 Function

Provides the hardened running surface for the matched bearing in the HS1A shaft and clutch assembly. Fit the ring squarely to an undamaged shaft and inspect the matched bearing; a scored or pitted race should not be paired with a reused bearing.

Common signs of failure:

• Pitting, flaking or scoring on the hardened running surface

• A visible wear track or measurable reduction in race diameter

• Heat discolouration caused by lubrication loss or excessive preload

• Excessive radial play in the matched shaft bearing

• Repeat needle or roller damage caused by a worn or loose-fitting race

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging