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.
Amarr Cable & Drum Replacement: The Garland Owner’s Guide
Amarr cable and drum replacement in Garland typically runs $180-$340 installed, and we carry Amarr-compatible drums and aircraft-grade cables on the truck for same-day service across most of the city. The cable and drum work together as the lifting mechanism: the cable spools onto the drum as the torsion spring turns, raising the door. When either fails, the door either won’t open or drops hard on one side. Most Garland homeowners discover the problem the same way: a loud snap in the garage, then a door that’s suddenly crooked, stuck, or hanging at an angle. Sometimes you’ll see a frayed cable dangling loose, sometimes the drum has spun off its shaft entirely. Either way, the door should not be operated until a technician looks at it.
Key Takeaways
- Typical installed cost in Garland: $180-$340, parts and labor, quoted in writing before work begins
- Same-day service: We stock Amarr-compatible cables and drums on the truck
- What it covers: Replacement cable set, drum set (or matched single drum), re-tensioning, and a documented photo record when we leave
- Safety note: Cables carry full torsion-spring tension. This is not a DIY-friendly repair.
Which Amarr Models This Applies To
The cable and drum system on Amarr doors follows the same core design across their residential lines, but the specifics vary by door weight and spring configuration. We work on Amarr’s Classica, Olympus, Hillcrest, Lincoln, Stratford, and Heritage series, plus the builder-grade models installed throughout Garland’s 2000s subdivisions and the newer construction around Firewheel Town Center. The two specs that actually matter for a cable and drum match: the cable length (typically 8’6″ to 12’6″ depending on door height) and the drum’s cable capacity, which is stamped on the drum face as a number like 400-5 or 400-7. If you can read that stamp before calling, great. If not, our technician pulls it during the diagnostic visit before touching anything, per Clause 4 of The Haven Standard: photograph the failed component before quoting a replacement.
Amarr’s OEM parts are solid, but for cable and drum work specifically, we often use quality aftermarket equivalents from wholesalers we’ve vetted over the years. The wire is the same aircraft-grade 7×19 steel, the drums are cast aluminum or nylon depending on the model year, and the savings pass through to you. The only place we insist on OEM is when the door is under active warranty, because using non-OEM parts can void it. We’ll check that for you. And to be clear: Servo Garage Doors Garland is an independent service provider. We are not affiliated with Amarr, but we stock and install their parts daily, alongside LiftMaster, Chamberlain, and Genie openers that pair with these doors.
Signs Your Amarr Cable & Drum Replacement Is Failing

- The door hangs crooked or binds on one side: This usually means one cable has snapped or slipped off its drum, leaving the other side to carry the load. The door is now out of balance, and running the opener will make it worse.
- Frayed or unraveling cables: You can see the individual wire strands separating, usually near the bottom bracket where the cable attaches. This is a fatigue failure from years of cycling, and it’s a matter of time before the full snap.
- A loud snap followed by a door that won’t move: This is the cable letting go under tension. In Garland garages, we see it most often after cold snaps, when the metal components contract and any existing wear hits its failure point.
- The drum spins but the cable doesn’t move: This points to a stripped drum or a cable that’s jumped the groove and is now binding against the shaft. You’ll often hear a grinding noise when the spring rotates.
- Visible cable slack when the door is up: If the cable has slack in it with the door raised, the drum isn’t doing its job, and the tension system is about to fail. This is the quiet warnng sign most homeowners miss.
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AfterReplacement Cost & What’s Included
Amarr cable and drum replacement in Garland lands between $180 and $340 installed. Where you fall in that range depends on what’s actually failed: a single cable replacement is on the lower end, while a full cable and drum set for a two-car door with heavier springs runs higher. The price you’re quoted covers the parts, the labor, the re-tensioning of the torsion spring to spec, and a written warranty on the work. It also covers something most Garland door companies don’t mention until you ask: the photo record. Every Servo visit ends with a documented photo series showing the failed part we found, the new part installed, and the door balanced and running. You get that record, and you get it before we leave.
Every quote is flat and written. If we say $275, the invoice says $275. That’s Clause 1 of The Haven Standard, and it’s been that way since Marcus Deller started this company in 2015. We don’t do hourly billing on cable and drum work, and we don’t “discover” problems after the fact. The scope is written down before the first tool comes out.
| Service | Installed Price Range (Garland) | Typical Turnaround |
|---|---|---|
| Single cable replacement | $130-$180 | Same day |
| Dual cable set (both sides) | $180-$250 | Same day |
| Single drum replacement | $140-$200 | Same day |
| Full cable + drum set (both sides) | $250-$340 | Same day |
| Cable + drum with torsion spring replacement | $340-$600 | Same day |
DIY or Call Us?

Here’s the honest split. What you can safely do: visually inspect the cables for fraying, check whether the door is crooked when partially raised, and read the part number off the drum face if you can see it. Take a photo and send it to us. That’s genuinely useful. What you should not do: attempt to replace a cable or drum yourself. Those cables are under torsion-spring tension, and when they let go, they do it fast. Amarr doors in Garland carry springs wound to 7-14 quarter-turns depending on the door’s weight, and the cable is the component that translates that stored energy into lift. The reason we recommend a trained, insured technician for this repair isn’t upsell, it’s physics. One wrong move with a winding bar and you’re not saving $200, you’re at an ER or worse. Name the part, quote the number, then do the work. That’s how we handle every cable and drum job, and we’d rather quote you a price than read about you in the news.
If you’re anywhere in Garland and you’ve got a snapped cable or a spun drum, call (469) 949-6806. We’ll get someone out, photograph the failed part, and hand you a written price before anything is touched.
FAQs
Most Amarr cable and drum assemblies in Garland last between 7 and 12 years, though the Texas heat takes a real toll on the cable’s outer coating and the drum’s nylon bearings. Garages that face west, like many in the Firewheel area, run hotter and tend to see failures a year or two earlier. If your door is older than ten years and you’re already replacing one cable, we usually recommend doing both. Call (469) 949-6806 for a written quote before you decide.
No. A frayed cable is a failed cable. There is no safe splice or wrap that restores the integrity of an aircraft-grade steel cable, and attempting one puts the full torsion-spring load on a compromised wire. The honest fix is replacement, and a pair of new cables runs $180-$250 installed in Garland. We’ll show you the fray point in the photo record we take on site.
Most cable and drum replacements take 45-90 minutes on site. The work involves unwinding the torsion spring, replacing the failed components, rewinding the spring to spec, and then cycling the door several times to confirm balance. We carry Amarr-compatible cables and drums in our Garland trucks, so on most calls there’s no parts run and no return visit. Same-day service is the norm, not the exception.
Yes. We stock Amarr-compatible cables in standard residential lengths, both cast aluminum and nylon drums in the common Amarr sizes, and bottom brackets, cable clamps, and other small hardware that usually fails alongside the cable. If your door requires a non-standard size or an OEM-only part under warranty, we’ll order it and schedule the install. The written quote you receive before work starts covers exactly which parts we’re using and why.
If your Amarr door has a snapped cable or a stripped drum, don’t run the opener and don’t try to force the door down. Call (469) 949-6806 and we’ll handle it from diagnosis to documented repair, with a flat written price before anything is touched.
Written by Marcus Deller, Owner, Servo Garage Doors Garland at Servo Garage Doors Garland, serving Garland and nearby areas.






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