Description
The Upright Left for Nautilus T616 Treadmill is a structural treadmill part that supports the console frame and upper assembly on your machine. If your original post is bent, cracked, or damaged during moving or use, this nautilus upright left restores proper alignment and stability for the Nautilus T616.
- Designed for the Nautilus T616 residential treadmill platform.
- Fits model series commonly identified as T616, including units referenced in parts listings for 100394 and 2015-era production runs.
- Replaces original left-side upright assembly part number 8005281.
- Commonly listed in exploded diagrams and assembly manuals as Upright, Left for the T616 treadmill.
- Ideal as a t 616 treadmill upright left replacement when the factory upright is cosmetically damaged or no longer mounts securely.
This left upright is the vertical support member located on the user’s left side when standing on the treadmill in normal operating position. It is intended to match the original fit and mounting points for the T616 frame, making it a practical solution when sourcing dependable nautilus treadmill parts. As a replacement structural component, hardware, wiring, and cosmetic covers may be sold separately unless otherwise noted. Installation is typically moderate in difficulty: remove the console and related shrouds, transfer any retained hardware or internal routing components if required, and secure the new upright to the base and upper frame according to your model’s assembly layout. This is an OEM-quality replacement option for a clean, proper repair.
Get your treadmill back to a solid, factory-style feel with an OEM-quality replacement that ships same day from our warehouse.
Shop the full range of Nautilus T616 treadmill parts at Krislynn.


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