[{"data":1,"prerenderedAt":23},["ShallowReactive",2],{"$fpJ47KXWYcR5zHr-iMO4imn3qBPa1HdoQJWBJN60rh-Y":3},{"slug":4,"title":5,"excerpt":6,"category":7,"author":8,"publishedAt":9,"readMinutes":10,"tags":11,"body":16},"pothole-season-suspension-rockford","Pothole Season: What a Rockford Spring Actually Does to Your Car","Freeze-thaw cycles turn our roads into a suspension test track every March. What that first big hit really damages, and which noises to take seriously.","Seasonal","Grote Auto Repair","2026-03-10T09:00:00-05:00",6,[12,13,14,15],"suspension","alignment","tires","spring",[17,18,19,20,21,22],"Every March, northern Illinois roads go through their annual demolition. Water works into pavement cracks, freezes and expands by night, thaws by day, and pries the road apart from underneath. By the time the county patches catch up, every commute has become an obstacle course — and our alignment rack has a waiting list.","A pothole hit is a collision. A sharp-edged crater at 45 mph delivers a genuine impact load through a contact patch the size of your palm, and that energy goes somewhere: into the tire’s internal belts, the wheel’s rim, the wheel bearing, and every joint and bushing in the suspension. Most hits are absorbed. The memorable ones — the bang-you-apologize-to-your-car ones — leave evidence.","**What actually breaks, in order of frequency:** First, alignment — the geometry shifts a few tenths of a degree, the car still “feels fine,” and the front tires begin quietly scrubbing off their inside edges. Second, wheels — bent lips and subtle out-of-round that show up as a new highway vibration. Third, tires — internal belt separations that surface days or weeks later as a growing wobble. Fourth, the hardware itself: bent tie rods, cracked bushings, and struts that lose their damping.","**The after-a-big-hit checklist:** Does the steering wheel sit straight on a straight road? Any new pull? Any new vibration at speed? Any clunk over bumps that wasn’t there last week? Two yeses — or one bad enough to remember — is worth an inspection. Alignment checks are quick, and catching a bent component early usually means fixing one part instead of the parts it takes down with it.","The economics are lopsided in your favor if you act early: an $89–$139 alignment protects $600–$1,000 of tires. A $180 sway-bar link caught at “annoying rattle” stage never gets to torque a control arm apart. Spring suspension trouble compounds — which means early spring is exactly when a once-over pays best.","If you took a hit that made you wince, come by. We’ll put it on the lift, check the geometry and the hardware, and tell you honestly if the road won this round — or if your car shrugged it off, which, happily, is still the most common answer.",1784691337960]