Cold winters here are severe, and that matters for roller hardware specifically: steel rollers in steel track contract and expand with temperature swings more than a sealed nylon roller does, and on older track that's already got decades of wear grooves, cold-weather stiffness shows up as binding or a door that jerks partway up. That's usually not the opener failing - it's the roller catching in a groove it's worn into the track over the years.
The other failure mode specific to Fairport's older housing stock: brackets. A build from 1938 through the following decades often has the roller bracket fastened directly into framing that's shifted slightly over 80-plus years. A new roller in an old, slightly out-of-square bracket will still bind, even though the roller itself is fine. We check bracket alignment as part of this job for that reason, not as an upsell.
What we won't do is sell you a full track replacement when a roller swap and a bracket re-seat solves it. If the track's structurally sound, replacing it because it's old is money you don't need to spend.