# 31316551 Flange Bearing | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta red-coded lower flange bearing from the Engine group, weighing 0.079 kg and listed for 30 D series engine applications. It supersedes 31339144, and the workshop manual gives the selection procedure.

## 🚤 Compatibility

-   **Engine Family:** D
-   **HP Range:** 110-220 HP

Full model list at the end of this description.

## ⚙️ Key Features

-   Red colour code
-   Lower shell, with flange
-   0.079 kg
-   Supersedes 31339144
-   30 D series engine applications

## 🔌 Function

Provides the lower flanged main bearing shell, carrying the crankshaft and taking its axial load.

## ⚠️ Common Signs of Failure

-   Deep rumble from the bottom end under load
-   Crankshaft end float beyond specification
-   Overlay or flange faces worn through the bearing layer
-   Metal debris in the oil and on the filter
-   Crankshaft journal or thrust face scored

## 🛠️ Service Notes

-   It shares superseded number 31339144 with the upper red bearing 31316541, so upper and lower must be ordered by their own part numbers
-   Colour is the size grade — follow the workshop manual procedure

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   31316551 → Supersedes 31339144

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D3-220I-G, D3-140A-F, D3-170A-F, D3-200A-F, D3-220A-F, D3-140I-F, D3-140A-G, D3-170A-G, D3-200A-G, D3-220A-G, D3-140I-G, D3-110I-F, D3-150I-F, D3-170I-F, D3-200I-F, D3-220I-F, D3-110I-G, D3-150I-G, D3-170I-G, D3-200I-G, D3-110I-H, D3-140A-H, D3-170A-H, D3-200A-H, D3-220A-H, D3-150I-H, D3-170I-H, D3-200I-H, D3-220I-H, D3-140I-H

## Details

- **Price:** 55.32 AUD
- **Vendor:** Volvo Penta
- **Type:** Bearings & Bushings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 55.32 AUD | In stock |

## Images

- 31316551 Flange Bearing | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/31316551-flange-bearing-genuine-volvo-penta)
> Updated: 2026-10-12