Benton's housing stock runs younger than some of the neighborhoods closer to Shreveport - median year built around 1983, versus the mix of 1981-to-1996 stock across the wider area. That decade matters because it's when a lot of steel-roller, steel-track combinations went in as standard equipment, and those rollers have now had 40 years of daily cycles to wear their bearings out.
The climate here runs a moderate heat band rather than anything extreme, so we don't see the rapid lubricant breakdown you'd get in a harsher zone. What we do see is the slower, steady wear that comes from decades of use without anyone touching the hardware - a roller that's original to a 1983 build has usually outlived its bearing grease by twenty years, and it shows up as a grinding sound or a door that catches partway through its travel.
With roughly 946 households in Benton, most on similar-aged construction, the pattern repeats house to house: original steel rollers, original track, and a door that's due.