Suplex 39420 Coil Spring - Rear

Rear Coil Spring for Volkswagen Jetta

The Suplex 39420 is a rear coil spring for the Volkswagen Jetta with factory standard suspension. It is built as a constant wire diameter coil spring and is sized for the rear position, with a 348 mm length, 113 mm outer diameter, and 11.75 mm thickness.

Key Features

• Rear coil spring for suspension service and replacement
• Fits 2012-2019 Volkswagen Jetta, rear
• Constant wire diameter spring design
• 348 mm length and 113 mm outer diameter
• 11.75 mm thickness for the specified application
• Suplex 39420 part number for catalog matching

Detailed Product Description

Suplex SUPLEX 39420 is a rear suspension coil spring engineered for 2012-2019 Volkswagen Jetta models with factory standard suspension. The spring design uses a constant wire diameter profile, which is specified for this rear application and helps maintain the original suspension geometry for the listed vehicle fitment. If you are searching for a rear coil spring for Volkswagen Jetta 2012-2019 or a Suplex 39420 rear spring replacement, this part matches the confirmed application data provided.

The listed dimensions include a 348 mm overall length, 113 mm outer diameter, and 11.75 mm thickness, with a weight of 1.9. These specifications are important when replacing a rear spring in the Volkswagen Jetta because spring size and design must align with the vehicle’s suspension setup. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Part Helps Address

• Rear suspension sag on a Volkswagen Jetta with factory standard suspension
• Uneven rear ride height
• Loss of spring support from a worn coil spring
• Rear-end noise related to spring fatigue or damage
• Restoration of the specified rear suspension setup

Installation Notes and Tips

Install this coil spring only in the rear position listed for the confirmed fitment. Verify that the vehicle is equipped with factory standard suspension before ordering or installation. Compare the old spring’s dimensions and seating points to the new part number 39420 to confirm the correct replacement before assembly.

Quality Assurance

Suplex supplies suspension components for cataloged vehicle applications, and this SUPLEX 39420 spring is listed with exact fitment data for the rear of 2012-2019 Volkswagen Jetta models with factory standard suspension.