184642 Needle Roller Bushing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Needle Roller Bushing - Part Number: 184642

This genuine Volvo Penta needle roller bushing is a precision rolling-element or raceway component used in the modern sterndrive lower-gear needle-bushing position. It is manufactured to the original Volvo dimensional, material and interface requirements so the serviced assembly retains its designed alignment, sealing, load capacity and operating reliability. In service, it supports the selected lower-gear shaft with compact needle rollers while maintaining bevel-gear alignment. Selection must be confirmed by OEM part number 184642, the exact engine/product model, serial number and installed configuration.

⚙️ Key Features

• Genuine Volvo Penta OEM needle roller bushing

• OEM part number 184642

• Documented application: modern sterndrive lower-gear needle-bushing position

• Validated family: Volvo Penta DPH/DPR lower gear

• Primary function: Supports the selected lower-gear shaft with compact needle rollers while maintaining bevel-gear alignment.

• Measure shaft and housing fits, renew contaminated lubricant and related seals, and install using force only through the race being fitted. Set preload or end float to the applicable Volvo Penta specification.

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 184642 (current/original OEM service reference)

OEM / Related Numbers:

• 184642

• 23548871 lower gear

• 23493468 lower gear

• 23493470 lower gear

Aftermarket / Verified Equivalents:

• RECMAR REC183390

🚤 Compatibility

Commonly used on:

• modern sterndrive lower-gear needle-bushing position

Typically suits:

• Engine / product models:

• DPH-A

• DPH-B

• DPH-C

• DPH-D

• DPH-D1

• DPR-A

• DPR-B

• DPR-C

• DPR-D

• Engine / Application Family: Volvo Penta DPH/DPR lower gear

• Serial / Configuration Note: Confirm part number 184642 against the exact drive, transmission or engine serial number, bearing location and installed shaft/housing arrangement; adjacent gear ratios and production variants may use different race dimensions or preload components.

🔌 Function

Supports the selected lower-gear shaft with compact needle rollers while maintaining bevel-gear alignment. Measure shaft and housing fits, renew contaminated lubricant and related seals, and install using force only through the race being fitted. Set preload or end float to the applicable Volvo Penta specification.

Common signs of failure:

• Rumbling, growling, clicking or cyclic rotational noise

• Excessive radial or axial play measured at the supported shaft

• Localised heat, lubricant discolouration or burnt odour at the bearing position

• Pitting, brinelling, flaking, corrosion or scoring on rollers and raceways

• Vibration, shaft run-out or repeated seal/gear wear caused by loss of alignment

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging