Greenwood is different from a lot of the towns we cover. The median home here was built around 1995, which puts most houses well past the older 1960s-70s stock you see closer to Blue Springs and across much of the wider service area. That's a twenty-year gap or more, and it shows up on the door.
A house built in 1995 usually came with a factory steel door on a torsion spring system, a chain or belt-drive opener already wired to code for the era, and a track set sized for a lighter panel than the old one-piece slab doors from the 50s and 60s. You're not dealing with side-mounted extension springs bolted to a header the way you would in an older neighborhood.
With about 2,193 households in Greenwood and a median income near $104,638, we also see more owners who've already replaced an opener once or added a second remote system, rather than running the original unit thirty-plus years later. The base hardware is newer, but it's had a full service life at this point - springs rated for a certain cycle count, nylon rollers that have hardened, and openers with circuit boards that are twenty-some years old and starting to fail in ways that have nothing to do with the motor.