# 422493 Hub | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta hub from the Cooling System group, listed from production number 98708 onwards, weighing 0.889 kg and covering 19 applications across the MD, TMD, TD, D and TID series. It supersedes part number 423126.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta MD100A
-   Volvo Penta MD100B
-   Volvo Penta TMD100A
-   Volvo Penta TD100ARC
-   Volvo Penta TMD102A
-   Volvo Penta TD70G
-   Volvo Penta TD70B
-   Volvo Penta TD120A
-   Volvo Penta TD60D
-   Volvo Penta TD100A
-   Volvo Penta TD100AG
-   Volvo Penta D100A
-   Volvo Penta TD70G-83
-   Volvo Penta D100BRC
-   Volvo Penta D100B
-   Volvo Penta TD100CRC
-   Volvo Penta D70B
-   Volvo Penta TID70G
-   Volvo Penta MD100B-CC

-   **Engine Family:** MD, TMD, TD, D, TID
-   **Serial Range:** MOXXXXX/98708-.

## ⚙️ Key Features

-   Listed from production number 98708 onwards, on an incompletely published reference
-   0.889 kg
-   Supersedes 423126
-   19 applications on MD, TMD, TD, D and TID engines

## 🔌 Function

Carries the pulley or driven wheel on its bearing and transmits the belt drive into the shaft.

## ⚠️ Common Signs of Failure

-   Rumble or growl from the belt drive that changes with speed
-   Wobble or run-out visible at the pulley
-   Play felt at the hub with the belt removed
-   Belt running off-line or edge-wearing
-   Grease weeping from a failing hub bearing

## 🛠️ Service Notes

-   V-belt pulley 422499 also supersedes 423126 and covers the same 19 applications, so one old number leads to two current parts — check which your engine needs
-   The published production reference is only partly given, so confirm against the engine before ordering
-   Renew the belt and check the pulley alignment after fitting a new hub

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   422493 → Supersedes 423126

### OEM / Related Numbers

-   423126 earlier number superseded by this part

## 📦 Condition

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

## Details

- **Price:** 532.81 AUD
- **Vendor:** Volvo Penta
- **Type:** Cooling System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 532.81 AUD | In stock |

## Images

- 422493 Hub | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/422493-hub-genuine-volvo-penta)
> Updated: 2026-10-09