Full 25-point door and opener safety check with every visit - springs, cables, rollers, tracks, and your LiftMaster or Chamberlain opener included
You get a price before we start. It does not change when the truck arrives.
Clopay Cable & Drum Replacement: The Chandler Owner’s Guide
Clopay cable and drum replacement in Chandler typically runs $130-$250 installed, and we stock Clopay-compatible cable and drum sets on our trucks for same-day service in most cases. The cable is the braided steel line that runs from the bottom bracket up to the drum at the top of the torsion tube; the drum is the grooved spool that winds the cable as the door opens. When either one fails, the door stops lifting evenly - usually with a loud snap, a crooked door, or a cable hanging loose off the drum.
In Chandler’s heat, cables don’t usually snap from one bad day. They fray. The dry air and fine dust out here work into the strands, and the repeated coiling around the drum rubs the cable at the same contact point thousands of times a year. By the time a cable lets go in an Ocotillo or downtown Chandler garage, it’s been telling you for months - a frayed strand here, a door that hesitates on one side there. Most owners notice it when the door suddenly jerks or refuses to open all the way.
Here’s the short version of how we handle it: we photograph the failed cable and drum before touching anything (Clause 4 of The Haven Standard), give you a written price for the swap, and then do the work with OEM-standard Clopay-compatible parts. You get a documented photo record of what we found and what we did before we leave.
Which Clopay Models This Applies To
Clopay cables aren’t one-size-fits-all, and the drum is even more specific. Clopay builds doors across several series lines - Gallery, Coachman, Bridgeport, Reserve, Canyon Ridge, and the builder-grade Classic line - and each series has different door heights, cable lengths, and drum profiles. A Coachman 8-foot door uses a different drum than a Classic 7-foot door, even if they both take a 0.18-inch cable diameter.
Here’s the gotcha a lot of Chandler owners run into: the drum has a stamped part number on the inside face, but the cable rarely has any marking at all. You identify the cable by its length and strand profile - 7-foot doors run roughly 8’6″ of cable on each side; 8-foot doors run closer to 9’6″. If your door was custom-heighted by a builder, the cable was cut to spec on site. We match the drum by the stamp and the cable by measurement at the door, not from a catalog guess. If you can read us the stamp off your drum over the phone, we’ll bring the matching set on the first trip.
One thing worth being direct about: we’re an independent service provider, not affiliated with Clopay. What that means for this repair is we can install genuine Clopay parts when availability allows, but we stock high-grade aftermarket cables and drums that match Clopay’s specs - same strand count, same drum groove profile - at a lower installed cost. If you want OEM only, say so when you book, and we’ll get exact Clopay parts ordered before we come out.
Signs Your Clopay Cable & Drum Replacement Is Failing

- A frayed cable strand you can see. Run your eye down the full cable length on both sides. If you spot a loose strand, a kink, or a flat spot where the cable rides into the drum groove, that’s the failure point. Chandler’s dry air accelerates fraying - a frayed cable is a snapped cable waiting for the next door cycle.
- The door opens unevenly or hesitates on one side. When one cable is stretching or one drum is slipping, the door lifts faster on one side. You’ll see the bottom edge at an angle. Ignore it for two weeks and the cable will let go entirely.
- A loud snap followed by a hanging cable. This is the dramatic version: the door is up or halfway up, something snaps, and one side of the door drops a few inches. The cable is now dangling off the drum. Do not run the door again - the opener will keep pulling and bend the track.
- The drum turns but the cable stays slack. Pull the release cord (with the door fully closed) and watch the drums as you lift the door manually. If one drum turns and the cable stays loose or wraps unevenly, the cable has slipped its groove or the drum’s set screw has sheared.
- A grinding or popping sound near the torsion tube. That’s the cable unwinding off a cracked drum under load. You’ll hear it most right as the door passes the halfway point. It means the drum is done, not just the cable - replacing both together is the only fix that lasts.
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AfterReplacement Cost & What’s Included
Chandler pricing for Clopay cable and drum replacement sits between $130 and $250 installed. The range breaks down like this: a single cable swap runs $130-$180, a cable plus one drum runs $180-$220, and both cables plus both drums runs $200-$250. The parts themselves are $30-$80 depending on the drum profile and cable length; the rest is labor, and that labor covers the adjustment of the torsion system so the new cables track identically on both sides.
Every quote is flat and written before we start - that’s Clause 1 of The Haven Standard, not a courtesy. The price we hand you is the price on the invoice. No “we found more once we opened it up” line. If we spot a second issue while we’re in there - a bottom bracket on its way out, a spring that’s lost tension - we photograph it, show it to you, and give you a separate written price before we touch it. You approve, or we leave it alone.
The work carries our 365-Day Done Right Promise: if the cable or drum fails within a year for any reason related to our installation, we come back and make it right at no charge.
DIY or Call Us?

Let’s be straight about the danger here: the cable and drum are part of the torsion system that holds your door’s entire weight. That torsion spring above the door is wound tight enough to lift 150-250 pounds of door panel. If the cable slips while you’re working on it, the drum spins fast and hard, and anything in its path - fingers, wrists, tools - gets hit. This is not a part to figure out on a Saturday afternoon with a socket set. We regularly see Chandler doors where a DIY cable swap left the torsion spring wound unevenly, which took out the new cable within a month.
What you can safely do: check for visible fraying, check whether both drums are seated on the torsion tube, and check whether the cable is in its groove. That’s it. If any of it looks wrong, call us at (520) 482-1879. Marcus will tell you what you’re likely looking at over the phone, and we’ll send a technician with the right parts on the truck.
FAQs
In Chandler’s climate, most Clopay cables last 8-12 years before they need replacement. The heat and dust shorten that if the cables aren’t cleaning-lubricated periodically, and cables on doors used 8-10 times daily can go sooner. If your door is 10-plus years old and one cable has failed, the other is close behind - we replace both as a set in that situation. Call (520) 482-1879 and we’ll assess what yours have left.
No, and no reputable door company should offer to. A cable that has snapped or frayed cannot be safely spliced - the splice point becomes the new weak spot and will fail under load, often within days. Replacement is the repair. The good news: quality Clopay-compatible cables are inexpensive parts, and the installed price is lower than most Chandler homeowners expect once they see the written quote.
For a failed cable or drum, we dispatch same-day in most Chandler zip codes, including Ocotillo, the downtown corridor, and the neighborhoods east of the 101. Our trucks run stocked with Clopay-compatible cables, drums, bottom brackets, and rollers, so in most cases we fix it on the first trip. You’ll get a named technician and an on-the-way text, not a four-hour callback window. Emergency calls are answered by a live person around the clock.
We stock Clopay-compatible cables, drums, and the supporting hardware - bottom brackets, rollers, hinges, and springs - on all our Chandler service trucks. For the rare Clopay series with a proprietary drum profile that we don’t carry, we either source the exact OEM part same-day through our local supply chain or bring a spec-matched equivalent that fits the existing hardware. Either way, you’ll know exactly what part is going on your door before we install it, per Clause 4 of The Haven Standard.
Written by Marcus Deller, Owner, Servo Garage Doors Chandler at Servo Garage Doors Chandler, serving Chandler and nearby areas.






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