# GMB 120-4340 Engine Water Pump for 1999-2006 Jeep Grand Cherokee

### Specifications

-   Housing Material: Aluminum
-   Hub Height: 2.72 in
-   Hub Pilot Diameter: 3.85 in
-   Impeller Material: Metal
-   Impeller Rotation: Reverse
-   Water Pump Drive Type: Serpentine Belt
-   Pump Color: Natural
-   Pump Flow: Standard-volume
-   Pump Material: Aluminum
-   Quantity: Sold individually.
-   Remanufactured: No
-   Water Pump Rotation: Counterclockwise

### Features

-   Designed to deliver trouble-free, consistent performance
-   Right for your vehicle and lifestyle
-   Made from high-quality materials for ultimate durability
-   Manufactured to meet or exceed strict quality requirements

### Product Details

Engine Water Pump (120-4340) by GMB®. Material: Aluminum. Rotation: Reverse. GMB proudly announces that all principal component parts are designed, manufactured and tested in house, such as bearings, impellers, mechanical seal kits and housings. Integration of these parts through GMB experience and accumulated knowledge shall lead to total quality assurance, unsurpassed by anybody else.

Brand: GMB

Part Number: 120-4340

UPC: 826732856711

Alternate MPN: 1204340

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1999

Jeep

Grand Cherokee

2000

Jeep

Grand Cherokee

2001

Jeep

Grand Cherokee

2002

Jeep

Grand Cherokee

2003

Jeep

Grand Cherokee

2004

Jeep

Grand Cherokee

2000

Jeep

Wrangler

2001

Jeep

Wrangler

2002

Jeep

Wrangler

2003

Jeep

Wrangler

2004

Jeep

Wrangler

2005

Jeep

Wrangler

2006

Jeep

Wrangler

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 120-4340.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Engine Water Pump for Jeep Grand Cherokee
-   120-4340 fitment
-   GMB Engine Water Pump
-   1999 Jeep Grand Cherokee Engine Water Pump

## Details

- **Price:** 72.37 CAD
- **Vendor:** GMB
- **Type:** Engine Water Pump
- **Tags:** 120-4340, 1999-2004 Jeep Grand Cherokee, 2000-2006 Jeep Wrangler, Automotive, Engine Water Pump, GMB

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 72.37 CAD | In stock |

## Images

- GMB 120-4340 Engine Water Pump for 1999-2006 Jeep Grand Cherokee

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/gmb-120-4340-engine-water-pump)
> Updated: 2026-08-11