# 925278 O-Ring | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta o-ring weighing 0.020 kg and listed for 41 applications across the D, TD, TMD, AQD, TAMD and MD series.

## 🚤 Compatibility

-   **Engine Family:** D, TD, TMD, AQD, TAMD, MD, TAD

Full model list at the end of this description.

## ⚙️ Key Features

-   0.020 kg
-   41 applications across six engine series
-   Quantity varies by assembly, most commonly four

## 🔌 Function

Seals a joint between two components, the rubber ring compressing into its groove to close the gap.

## ⚠️ Common Signs of Failure

-   Fluid weeping from the joint the ring seals
-   Ring hardened, flattened or cracked on removal
-   Joint that will not stay dry after retightening
-   Dried residue tracking below the joint face

## 🛠️ Service Notes

-   No section or diameter is published, so order by part number and check the old ring against the new one before assembly

## 🔄 Supersession & Cross Reference

### Aftermarket / Verified Equivalents

-   SLP: OR-278

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B, TAMD122P-C
-   Volvo Penta TAMD162C-C, TAMD162A, TAMD162B, TAMD162C, TAMD162C-B
-   Volvo Penta TAD120AHC, TAD120BHC, TAD120CHC
-   Volvo Penta TAMD165A, TAMD165C, TAMD165P
-   Volvo Penta D70CHC, D70CRC
-   Volvo Penta TAMD120A, TAMD120B
-   Volvo Penta TAMD163A-A, TAMD163P-A
-   Volvo Penta TAMD70E, TAMD70D
-   Volvo Penta TD120AHC, TD120BHC
-   Volvo Penta TD121CHC, TD121CRC
-   Volvo Penta TD70CHC, TD70CRC
-   Volvo Penta TMD120A, TMD120B
-   Volvo Penta AQD70D
-   Volvo Penta MD120A
-   Volvo Penta MD70C
-   Volvo Penta TAD121CHC
-   Volvo Penta TAMD121D
-   Volvo Penta TMD121C
-   Volvo Penta TMD122A
-   Volvo Penta TMD70C

## Details

- **Price:** 60.6 AUD
- **Vendor:** Volvo Penta
- **Type:** Gaskets & Seals
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 60.60 AUD | In stock |

## Images

- 925278 O-Ring | Genuine Volvo Penta Part
- 925278 O-Ring | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/925278-o-ring-genuine-volvo-penta)
> Updated: 2026-09-06