Arnott AS-3749 Air Suspension Strut - Rear Right

Rear Right Air Suspension Strut for Tesla Model S

Arnott AS-3749 is a new rear right air suspension strut for the 2016-2021 Tesla Model S with RWD. It uses a Firestone OE-style assembly sourced directly from Firestone and supports the vehicle’s auto-leveling suspension function.

Key Features

• Fits the rear right position on Tesla Model S RWD applications
• New Firestone OES air suspension strut
• Air adjustable design for ride-height control
• Hydraulic internal damper for suspension damping
• Progressive spring rate for changing load conditions
• Boot included with black boot color
• Spring isolators and upper mounting isolator included
• Mounting hardware included
• Lower mount type: loop/eyelet; upper mount type: stud

Product Details

Arnott AS-3749 is built for Tesla Model S rear suspension service where the original air strut has worn, leaked, or lost damping performance. This rear right air suspension strut is a direct OE-style replacement for the Tesla Model S and is engineered to work with the vehicle’s auto leveling system. The AS-3749 part number is also a useful reference when comparing replacement options for the same application.

Arnott’s New product line focuses on replacement air suspension components built to OE specifications and sourced from established original-equipment suppliers. For this application, AS-3749 is a Firestone OES assembly intended for the rear right side of Tesla Model S models with rear-wheel drive.

This part cross-references Tesla 106746126B for the same application.

Common Problems This Part Can Address

• Rear suspension sag on a Tesla Model S
• Air spring leakage or loss of ride-height control
• Excessive bouncing or reduced damping at the rear right corner
• Warning lights or leveling issues related to the air suspension system
• Uneven ride height between rear suspension corners

Installation Notes

Fits 2021 Tesla Model S, rear right; 2019-2020 Tesla Model S, rear right; 2017-2018 Tesla Model S, rear right; 2016 Tesla Model S, rear right. For 2021 models, fitment applies to vehicles built to January 2021. For 2016 models, fitment applies to vehicles from April 1, 2016. Verify rear right placement and RWD configuration before installation. After replacement, inspect the air lines, connectors, and leveling system for leaks or fault codes, and perform any required suspension calibration or ride-height relearn procedures.

Quality Assurance

Arnott AS-3749 is a new Firestone OES air suspension strut supplied for OE-style fitment and function on the Tesla Model S rear right position. It is built as a direct replacement for the original assembly and supports the vehicle’s auto-leveling suspension operation.