# 3841057 Adjusting Washer | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta adjusting washer 2.10 mm thick, listed for 11 applications on D and DPI series engines and drives. Its published weight of 0.027 kg is identical to the 2.00 mm washer 3841056, so the two cannot be separated by mass and must be ordered by thickness.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D6-300A-G
-   Volvo Penta D6-340A-G
-   Volvo Penta D6-380A-G
-   Volvo Penta DPI-A
-   Volvo Penta D6-400A-G
-   Volvo Penta D6-440A-G
-   Volvo Penta D4-150A-G
-   Volvo Penta D4-230A-G
-   Volvo Penta D4-270A-G
-   Volvo Penta D4-320A-G
-   Volvo Penta D4-300A-G

-   **Engine Family:** D, DPI
-   **HP Range:** 150-440 HP

## ⚙️ Key Features

-   2.10 mm thick
-   11 applications on D and DPI installations
-   Same published weight as the 2.00 mm washer 3841056
-   Sits between 3841056 at 2.00 mm and 3841058 at 2.15 mm
-   2.10mm (Volvo assembly listing)

## 🔌 Function

Takes up a measured amount of axial space to set clearance or preload in the assembly.

## ⚠️ Common Signs of Failure

-   Clearance or preload reading outside the specified band
-   Whine or growl from the assembly the shim adjusts
-   Shim scored, bedded in or reduced in thickness
-   Bearing or gear contact pattern sitting off centre

## 🛠️ Service Notes

-   Micrometer the old shim and the new one, because weight will not separate this washer from 3841056
-   Only 0.05 mm separates this from the 2.15 mm washer 3841058, so keep the sizes apart on the bench

## 📦 Condition

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

## Details

- **Price:** 69.49 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 69.49 AUD | In stock |

## Images

- 3841057 Adjusting Washer | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3841057-adjusting-washer-genuine-volvo-penta)
> Updated: 2026-08-22