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Suplex 19303 Coil Spring - Front
Front Coil Spring for Mercedes-Benz E-Class
Suplex 19303 is a front coil spring for Mercedes-Benz E-Class applications with Factory Standard Suspension. It is built as a coil spring with constant wire diameter and uses Blue, White (3x) colour coding for identification during service and replacement.
Key Features
- Front fitting position
- Coil spring with constant wire diameter
- Length: 444
- Outer diameter: 116
- Thickness: 13.25
- Weight: 3.15
- Colour coding: Blue, White (3x)
- Suplex part number 19303
Product Details
Suplex SUPLEX 19303 is a front suspension coil spring for select Mercedes-Benz E350, E500, and E320 models equipped with Factory Standard Suspension. The spring dimensions and constant wire diameter design support correct ride height and suspension geometry for the listed applications. Use this part when replacing a worn or sagging front spring on a Mercedes-Benz E-Class with the specified factory suspension setup. This part number 19303 is listed for 2006 Mercedes-Benz E350, 2004-2006 Mercedes-Benz E500, and 2004-2005 Mercedes-Benz E320, all in the front position.
Common Replacement Reasons
- Front end sits lower than specification
- Uneven ride height after spring wear
- Noise from a fatigued or damaged coil spring
- Restoring factory suspension height on Mercedes-Benz E350, E500, or E320
- Replacing a spring with incorrect fitment or rate
Installation Notes
Install only on the front position listed in the fitment data and verify the vehicle has Factory Standard Suspension before ordering. Spring replacement should be performed with proper suspension spring tools and followed by a ride height and alignment check. Confirm the colour coding and dimensions against the removed part before installation. Fits 2006 Mercedes-Benz E350, front; Fits 2004-2006 Mercedes-Benz E500, front; Fits 2004-2005 Mercedes-Benz E320, front.
Quality Assurance
Suplex suspension components are cataloged for direct application matching, and part number 19303 is specified for the listed Mercedes-Benz E-Class fitments. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
| Brand | Suplex |
| Part Number | 19303 |
| Position | SUPLEX, Front |
| Colour Coding | Blue, white (3x) |
| Fitting Position | Front |
| Length | 444 |
| Outer diameter | 116 |
| Spring Design | Coil spring with constant wire diameter |
| Thickness | 13.25 |
| Weight | 3.15 |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | # Doors | Drive Type | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2006 | Mercedes-Benz | E350 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
| 2006 | Mercedes-Benz | E500 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
| 2005 | Mercedes-Benz | E320 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
| 2005 | Mercedes-Benz | E500 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
| 2004 | Mercedes-Benz | E320 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
| 2004 | Mercedes-Benz | E500 | 4Matic | Wagon | 4 Door | AWD | GAS | Front | For vehicles with Factory Standard Suspension; SUPLEX |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.