---
product_id: 574282870
title: "18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors"
brand: "northboat"
price: "₩117739"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/574282870-18920a1-dribble-gear-oil-reservoir-valve-with-2pcs-2548171-o
store_origin: KR
region: South Korea
---

# Includes 2 precision O-rings OEM-grade valve assembly Fits multiple MerCruiser models 18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors

**Brand:** northboat
**Price:** ₩117739
**Availability:** ✅ In Stock

## Summary

> ⚓ Keep your MerCruiser running smooth — don’t let gear oil leaks slow your adventure!

## Quick Answers

- **What is this?** 18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors by northboat
- **How much does it cost?** ₩117739 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/574282870-18920a1-dribble-gear-oil-reservoir-valve-with-2pcs-2548171-o)

## Best For

- northboat enthusiasts

## Why This Product

- Trusted northboat brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Complete Seal Kit:** Includes 2 high-grade O-rings ensuring leak-proof, long-lasting performance.
- • **Precision OEM Quality:** Engineered to meet exact MerCruiser specifications for Alpha 1 Gen 2 and Bravo series.
- • **Universal Compatibility:** Seamlessly fits Alpha 1 Gen 2 (1991-1998), Bravo 1, 2, 3, X, XR, and XZ outdrives.
- • **Compact & Durable Design:** Lightweight 2.36-inch valve crafted from resilient plastic and rubber for marine conditions.
- • **Hassle-Free Installation:** National Pipe Tapered (NPT) inlet/outlet connections for quick, secure setup.

## Overview

The 18920A1 Dribble Gear Oil Reservoir Valve by NorthBoat is a precision-engineered replacement part designed for MerCruiser Alpha 1 Gen 2 and Bravo series stern drives. Featuring OEM-quality construction, it includes two durable O-rings for a secure seal, ensuring reliable gear oil circulation and leak prevention. Compact and easy to install with NPT connections, this valve guarantees optimal performance and peace of mind on every marine journey.

## Description

Full description not available

## Features

- Gear Lube Oil Reservoir Valve Assembly with 2 O-Rings meets OEM quality
- Fits MerCruiser Sterndrive Outdrives Alpha 1 Gen 2 1991-1998, Bravo 1 2 3 X XR and XZ
- Alpha 1 Gen 2 Dribble Valve assemble part #: 18920A1
- O-Ring part #s: Mercury 25-48171, OMC 202893, GLM 80120, Sierra 18-7168
- Mercruiser Alpha One Gen 2 Dribble Gear Oil Reservoir Valve, Guaranteed Timeliness, Safe and Convenient

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Plastic, Rubber |
| Brand | NorthBoat |
| Item dimensions L x W x H | 2.36 x 0.51 x 0.51 inches |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | NPT |
| Number of Ports | 2 |
| Outlet Connection Size | 0.13 Inches |
| Specification Met | Alpha out drive oil vale, MerCruiser alpha one gen 2 gear oil drippler, MerCruiser dribble gear oil reservoir valve, MerCruiser outdrive rebuild kit, northboat 18920a1 valve assembly mercruiser # 18920a1 |
| Manufacturer | North Boat Marine |
| UPC | 788934534661 |
| Part Number | 18920A1 |
| Item Weight | 0.317 ounces |
| Product Dimensions | 2.36 x 0.51 x 0.51 inches |
| Item model number | MerCruiser Alpha 1 Gen 2 Dribble Valves |
| Size | 2.36 inches |
| Color | Black |
| Included Components | 1 X MerCruiser Dribble Gear Oil Reservoir Valve, 2 X O-Rings |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 90 days |

## Product Details

- **Material:** Plastic, Rubber
- **Brand:** NorthBoat
- **Item dimensions L x W x H:** 2.36 x 0.51 x 0.51 inches
- **Inlet Connection Size:** 0.5 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Outlet Connection Type:** NPT
- **Number of Ports:** 2
- **Outlet Connection Size:** 0.13 Inches
- **Specification Met:** Alpha out drive oil vale, MerCruiser alpha one gen 2 gear oil drippler, MerCruiser dribble gear oil reservoir valve, MerCruiser outdrive rebuild kit, northboat 18920a1 valve assembly mercruiser # 18920a1
- **Manufacturer:** North Boat Marine

## Images

![18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors - Image 1](https://m.media-amazon.com/images/I/6164Nb0b6XL.jpg)
![18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors - Image 2](https://m.media-amazon.com/images/I/613Ep+WNNWL.jpg)
![18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors - Image 3](https://m.media-amazon.com/images/I/51lVigaOjGL.jpg)
![18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors - Image 4](https://m.media-amazon.com/images/I/517e-POfZBL.jpg)
![18920A1 Dribble Gear Oil Reservoir Valve with 2PCs 2548171 O-Rings for MerCruiser Stern Drives Alpha 1 Gen 2 Bravo 1 2 3 X XR XZ Motors - Image 5](https://m.media-amazon.com/images/I/51Zwh+tI1oL.jpg)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-24*