4x4/Utility ATV Tire Spine Run-Flat InsertRun Flat Insert for common 4x4 and Utility ATV tire sizes. These podium proven spines require no special tools for installation. See our Fitment page for a quick demonstration. Single insert pricing Lubrication for installation provided with new insert purchase Inserts are size specific and should be purchased based on your desired tire size. If you don't see your insert size please contact us for availability

Used for servicing inserts when changing tires

we will install them for you as well no cost added

as we cannot supply them

Due to website shipping calculation limitations

He bypassed Pit 2 on the flat and drove it over 44 miles to the podium finish for the win

Expect vibration

If your looking for foam inserts for the Starlink Gen 2 Hardware

is an absolute best effort solution for the unique Ultra 4 ruleset

as well as lay on the sidewall of the tire slightly so your strap keeps everything tight

We fully understand this may not fit everyone's unique wants and needs

We have created foam inserts for the (2024 Version) Starlink Gen 3 kit (Non Articulated)

This will speed up the process