# MotoRad 918-189 Engine Coolant Thermostat for 1992-2002 Mercedes CL Class

### Specifications

Bypass Diameter: 1.28"

Bypass Length: 1.42"

Gasket Type: O-Ring

Gasket/Seal Material: Rubber

Grade Type: Regular

Installation Tool Included: No

Material: Aluminum, Steel, Copper

Mounting Hardware Included: No

Mounting Hole Quantity: 4

Number Of Outlet Ports: 1

Outlet Diameter: 1.26"

Temperature (Degree): 189F

### Features

-   Offer precise pressure control
-   Ensure the proper fit
-   Made of high quality materials
-   Easy installation

### Product Details

Engine Coolant Thermostat (918-189) by MotoRad®. Temperature: 189F. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high-quality product used in their vehicle. As cooling system experts, MotoRad knows what is necessary to manufacture a high-quality part that will stand up to the rigors of today’s demanding cooling system environments where others fail.

MotoRad offers a full line of thermostats to replace original equipment thermostats. These parts are manufactured with high-grade duel bridge stainless steel construction and they meet or exceed all original equipment manufacturer requirements. MotoRad also offers standard thermostats in many alternate temperatures.

Brand: MotoRad

Part Number: 918-189

UPC: 055644919898

Alternate MPN: 918189

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1998

Mercedes

CL Class

1999

Mercedes

CL Class

1992

Mercedes

S Class

1993

Mercedes

S Class

1994

Mercedes

S Class

1995

Mercedes

S Class

1996

Mercedes

S Class

1997

Mercedes

S Class

1998

Mercedes

S Class

1999

Mercedes

S Class

1993

Mercedes

SL Class

1994

Mercedes

SL Class

1995

Mercedes

SL Class

1996

Mercedes

SL Class

1997

Mercedes

SL Class

1998

Mercedes

SL Class

1999

Mercedes

SL Class

2000

Mercedes

SL Class

2001

Mercedes

SL Class

2002

Mercedes

SL Class

### 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 918-189.

**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 Coolant Thermostat for Mercedes CL Class
-   918-189 fitment
-   MotoRad Engine Coolant Thermostat
-   1998 Mercedes CL Class Engine Coolant Thermostat

## Details

- **Price:** 201.93 CAD
- **Vendor:** MotoRad
- **Type:** Engine Coolant Thermostat
- **Tags:** 1992-1999 Mercedes S Class, 1993-2002 Mercedes SL Class, 1998-1999 Mercedes CL Class, 918-189, Automotive, Engine Coolant Thermostat, MotoRad

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 201.93 CAD | In stock |

## Images

- MotoRad 918-189 Engine Coolant Thermostat for 1992-2002 Mercedes CL Class

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/motorad-918-189-engine-coolant-thermostat)
> Updated: 2026-08-17