# 812951 Lock Ring | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta lock ring weighing 0.011 kg and listed for 24 D series applications. It sits alongside lock ring 812953, which shares the same name and the same 24 D series applications and differs only in published weight, at 0.02 kg. Nothing else published separates the two, so order by part number.

## 🚤 Compatibility

-   **Engine Family:** D

Full model list at the end of this description.

## ⚙️ Key Features

-   0.011 kg
-   24 D series applications
-   Not separable from lock ring 812953 except by part number
-   Axial retaining ring

## 🔌 Function

Locks a component axially in its bore or on its shaft so it cannot work loose.

## ⚠️ Common Signs of Failure

-   Component it retains found loose or moving endwise
-   Ring sprung open, distorted or out of its groove
-   Groove edges hammered or worn
-   Ticking or knocking from the assembly the ring holds

## 🛠️ Service Notes

-   Lock ring 812953 shares this name and fitment and differs only in published weight, so measure the old ring or order by part number rather than by description
-   Use the correct pliers and fit new rather than reusing a stretched ring

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D11B3-A MP, D11B4-A MP, D11A-A, D11A-B, D11A-C, D11A-E, D11B2-A MP, D11A-C MP, D11A-D MP, D11A-E MP, D11A-C (IPS), D11B1-A MP
-   Volvo Penta D9A2J, D9A2G, D9A2L MH, D9A2D, D9A2B, D9A2F, D9A2K, D9A2H, D9A2M MP, D9A2A, D9A2C, D9A2E

## Details

- **Price:** 19.59 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 19.59 AUD | In stock |

## Images

- 812951 Lock Ring | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/812951-lock-ring-genuine-volvo-penta)
> Updated: 2026-10-11