# 3883620 Gear Set | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta gear set weighing 4.082 kg. No ratio and no engine fitment list are published against this number, whereas the two sets of identical weight, 3883621 at 1.78:1 and 3883622 at 2.32:1, 2.14:1 and 1.95:1, both carry a ratio. All three weigh exactly the same, so weight cannot separate them and this one must be ordered by part number.

## ⚙️ Key Features

-   4.082 kg matched gear set
-   No published ratio against this number
-   Identical published weight to 3883621 and 3883622
-   Order by part number

## 🔌 Function

Transmits drive through the gear train at its designed reduction, setting propeller speed against engine speed.

## ⚠️ Common Signs of Failure

-   Whine or howl from the drive that changes with load
-   Metal glitter or chips in the drive oil
-   Clunk on engagement or under throttle changes
-   Tooth flanks found pitted, spalled or chipped
-   Backlash outside specification when measured

## 🛠️ Service Notes

-   Because no ratio is published here, check the ratio stamped on the drive against 3883621 and 3883622 before ordering this number
-   Fit the set complete, renew bearings and shims, and set backlash to specification

## 📦 Condition

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

## Details

- **Price:** 4383.4 AUD
- **Vendor:** Volvo Penta
- **Type:** Transmission & Gearbox
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4383.40 AUD | In stock |

## Images

- 3883620 Gear Set | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3883620-gear-set-genuine-volvo-penta)
> Updated: 2026-10-09