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FAAC Hinge & Roller Replacement: The Los Angeles Owner’s Guide
FAAC hinge and roller replacement in Los Angeles typically runs $240 – $470 installed per gate leaf, including the parts, labor, and a written warranty. We stock FAAC-compatible hinges and rollers on our trucks, so most replacements happen the same day we arrive. What owners usually notice first is a gate that drags on the ground mid-swing, a squeal that wasn’t there last month, or a leaf that wobbles when it moves. The hinge and roller assembly takes the full weight of the gate panel every single cycle, and in Los Angeles, where dust from the foothills gets into everything, wear is a question of when, not if.
Here’s the straight answer: if your FAAC gate sags, scrapes, or sounds like a stuck shopping cart, the hinge and roller set is the likely culprit, and this is not a part to postpone. A worn hinge puts uneven pressure on the opener’s ram and motor, which turns a $300 mechanical repair into a $1,200 opener replacement if you let it slide.
Which FAAC Models This Applies To
We replace hinge and roller assemblies across the FAAC residential swing gate lineup: the 390, 391, 400, 402, 412, 415, 422, 750, 760, 770, S418, and S450 series, plus the C720 and C721 hydraulic models that are common in older Los Angeles hillside properties. Each series uses a slightly different hinge geometry, so matching the part to the model matters more than most suppliers admit.
The easiest way to identify what you have: open the control box and look at the printed model tag, then measure the hinge pin diameter and the distance between the mounting bolt holes. On the 750 and 760 series, the factory hinge roller is 35mm in diameter with a 12mm pin, while the 400-series uses a smaller 28mm roller, a real compatibility gotcha that we see on job sites every month when an owner tried a generic part from a hardware store and the gate never closed square again.
For most FAAC swing gates, we recommend genuine OEM hinges and rollers. Aftermarket equivalents exist and we do install them where they make sense, but FAAC’s nylon-coated rollers are matched to the track tolerances on their specific gate leaves, and the metal-on-metal wear pattern from a close-enough part shows up within a year in Los Angeles moisture conditions. Calder Gate Repair is an independent service provider, not affiliated with FAAC, but we keep factory-spec parts on hand because we’ve seen what cheap castings do to a gate leaf that swings 40 times a day.
Signs Your FAAC Hinge & Roller Replacement Is Failing
Each of these symptoms has a specific cause, and knowing which one you’re looking at saves you a wrong part. Here’s what we hear on calls to (903) 417-0793:
- Gate sags and scrapes the ground at the far end. The hinge bearings have worn oval, so the leaf tilts as it swings. You’ll see a fresh scrape line in the concrete or pavers where the nose of the gate drags.
- Loud squeal or metal-on-metal grinding during opening or closing. The roller has seized or the nylon casing is gone. The noise is the steel pin grinding inside the hinge body, and by the time you hear it daily, the hinge is no longer alignable.
- Gate wobbles side to side when it moves or when you push it by hand. The hinge pin has play in the bracket. In Los Angeles, where many gates sit on slopes or uneven concrete, this play accelerates fast once it starts.
- The opener struggles, stops mid-cycle, or trips its obstruction sensor. A worn hinge increases the torque load on the FAAC ram or motor. The opener is working harder than it should, and that heat shortens its life.
- Visible rust, cracking, or separation at the hinge weld point. Los Angeles coastal moisture and sprinkler overspray are the two things that kill hinges fastest. A rusted hinge can fail completely without warning, which means a gate leaf that falls.
Replacement Cost & What’s Included
A full FAAC hinge and roller replacement on a single gate leaf in Los Angeles generally falls between $240 and $470 installed. The range depends on three things: whether it’s one leaf or two, whether we’re swapping just the roller or the complete hinge and bracket assembly, and whether the hinge post has shifted so far that we need to resquare the leaf before bolting on the new part.
Here’s what that price includes on every job:
- Factory-spec FAAC hinge and roller parts matched to your exact model
- Removal of the old assembly and inspection of the hinge post and gate frame for hidden damage
- Alignment and shimming so the gate swings square and doesn’t drag
- Lubrication of all pivot points with the correct grade
- A quick load test on the opener to confirm it’s no longer straining
The price you’re quoted on the phone or at the door is the price you pay. We write it down before any work starts, and it doesn’t change because the job took longer than expected. Every repair also carries the 365-Day Done Right Promise: if the hinge or roller fails within a year, Calder Gate Repair returns at no charge and makes it right. That’s stated in writing on every job.
DIY or Call Us?
This is a place where we ask you to pause before reaching for the toolbox. Unlike changing a battery or adjusting a limit switch, a hinge and roller replacement on a FAAC swing gate means supporting the full weight of a gate leaf that often weighs 200 to 400 pounds. If the leaf shifts while you’re unbolting the hinge, bad things happen fast. We’ve seen crushed fingers, broken welds, and one gate leaf that ended up in a neighbor’s hedge. Safety first, always.
What you can safely do is confirm the diagnosis and order the part through us. Take two photos of the hinge from different angles and text them over. Tell me what it’s doing, and I’ll tell you what it’ll cost, before I touch anything. Call (903) 417-0793 and a live person answers, day or night. We’ll set a trackable arrival time, do the swap, and you’ll get a digital invoice you can pay from your phone.
FAQs
On a gate that opens and closes 20 to 30 times a day, expect 5 to 8 years from factory FAAC roller assemblies before wear becomes noticeable. Coastal properties near Playa del Rey or San Pedro see shorter lifespans because salt air accelerates corrosion on the pin and bracket. Inland neighborhoods like Sherman Oaks or Pasadena get closer to the upper end, though gate weight and proper installation matter more than ZIP code. Call (903) 417-0793 and we’ll inspect yours for free.
If the roller itself is the problem, we can sometimes replace just the roller and pin, which runs on the lower end of the price range. But if the hinge body is ovaled out or cracked, patching it is throwing good money at a part that will fail again within months. We’ll show you exactly what we see before making the call, and you’ll get a written price either way.
Most single-leaf FAAC hinge and roller replacements take 1 to 2 hours from start to finish. That includes removing the old assembly, resquaring the leaf if needed, mounting the new parts, and testing the full open/close cycle. Two-leaf gates usually run 2 to 3 hours. We always quote you the time and the total before we unbolt anything.
Yes. Our trucks carry FAAC-compatible hinge and roller sets for the most common residential models, and we can source OEM assemblies for rarer series like the C720 within a day. If you have a LiftMaster, Mighty Mule, or Ghost Controls gate instead, we stock those parts too, but this page is for FAAC owners who want the right part the first time.
Call for a Free Estimate
If your FAAC gate is dragging, grinding, or wobbling, don’t wait until the leaf drops. Call Calder Gate Repair at (903) 417-0793 for a free estimate on hinge and roller replacement in Los Angeles. You’ll get a written price before any work starts, background-checked technicians in uniform who show up when they say they will, and the 365-Day Done Right Promise in writing. A live person answers 24/7, because gates don’t check business hours before they fail.
Written by Nico Alvarez, Owner & Lead Technician, Calder Gate Repair at Calder Gate Repair, serving Los Angeles and nearby areas.





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