2026-08-25 7 min read
Let's cut through the confusion about garage door springs. The short answer: most homes in Sherman Oaks use torsion springs mounted above the door, while older properties sometimes have extension springs on the sides. Both do the same job (balance the door's weight), but they fail differently, cost differently to replace, and require different safety precautions. Understanding which type you have saves you money and headaches.
Your garage door weighs between 300 and 600 pounds. Without springs, that weight would crash down or jerk open violently every time you use it. Springs counterbalance that load, making the opener's job easier and your door smooth and safe.
A snapped spring doesn't just inconvenience you. It puts extreme stress on your opener motor and cables. Many homeowners don't realize a single broken spring can damage the entire system. That's why same-day replacement matters in Sherman Oaks, where heat cycles stress springs year-round.
Springs last 7 to 9 years on average, though quality and usage frequency vary. If your door is 10 years old and you've never replaced springs, you're living on borrowed time.
Torsion springs mount horizontally above your garage door opening. They twist (hence "torsion") to store and release energy. This design concentrates all the mechanical work in one spot, making them compact, durable, and predictable.
Torsion springs are the industry standard in California. They handle thermal expansion better than extension springs, which matters during Sherman Oaks' hot summers when metal expands noticeably.
If one torsion spring breaks, you typically replace both at the same time. A matched pair ensures balanced door operation and prevents the second spring from failing weeks later. This is a safety and durability best practice, not a sales tactic.
**Need garage door springs in Sherman Oaks today?** Call (888) 342-3454. We cover same-day service across the area.
Extension springs run along the sides of your door, typically one on each side. They stretch and contract rather than twist. You'll find these in older Sherman Oaks homes built before torsion became standard.
Extension springs use pulleys and cables, creating more moving parts and more potential failure points. They're also harder to inspect safely since they're tucked in tight spaces. When a snapped spring happens with extension systems, cable damage often follows.
For a detailed look at what happens when springs fail catastrophically, check out our guide on snapped garage door springs and what to do next.
A torsion spring replacement in Sherman Oaks typically runs $150 to $300 per spring, with labor included. Extension springs cost slightly less per unit but may require additional cable work, pushing total cost to $200 to $400.
Why the range? Spring size, quality grade, and whether cables need replacement all factor in. A professional estimate accounts for your specific setup.
Never attempt spring replacement yourself. Garage door springs store tremendous tension. A slip, wrong tool, or miscalculation causes serious injury. Our technicians carry specialized equipment and insurance for exactly this reason.
For a complete breakdown of what springs cost versus other garage door repairs, see our cost guide for garage door repairs versus replacement.
A door that opens but feels heavy or sluggish often signals a weakening spring. Some doors won't stay up without the opener running (loss of balance). Loud bangs or cracks during operation also indicate spring failure is imminent.
If your door has never had springs replaced and it's more than 8 years old, schedule a free inspection. Preventive replacement costs less than emergency service and keeps your door safe.
The local climate matters more than homeowners realize. Sherman Oaks experiences temperature swings that stress metal components. Torsion springs handle this better than extension springs because they're less sensitive to thermal cycling.
If you're comparing quotes from different shops, make sure they're specifying spring type and quantity. A cheap quote that mentions only one spring replacement is a red flag.
When you call for a same-day estimate, have your garage door model number handy (usually on the opener or door frame). We'll confirm whether you have torsion or extension springs, assess their condition, and quote replacement accurately.
Our team at Garage Doors Sherman Oaks handles residential and commercial spring systems. If you're unsure about your setup or want professional guidance, schedule a free quote today. We'll inspect the springs, explain what you're looking at, and give you honest pricing with no surprises.
Spring replacement isn't something to delay. A failed spring leaves you stranded and creates safety risks. Call (888) 342-3454 or contact us online to book service.
What's the difference between torsion and extension springs? Torsion springs twist horizontally above the door; extension springs stretch along the sides. Torsion springs are more durable, handle temperature swings better, and are standard in newer homes. Extension springs require more maintenance and have more moving parts.
How long do garage door springs last? Quality springs last 7 to 9 years with normal use (about 4 to 8 cycles per day). Lifespan depends on spring quality, usage frequency, and local climate. Sherman Oaks heat cycles can shorten lifespan slightly compared to cooler climates.
Can I replace just one spring? With torsion springs, no. Replacing both ensures balanced door operation and prevents the second spring from failing weeks later. Extension springs can sometimes be replaced individually, but matching pairs is still recommended for longevity.
How much does spring replacement cost near Sherman Oaks? Torsion spring replacement runs $150 to $300 per spring including labor. Extension springs cost $200 to $400 total depending on cable work needed. Get a professional estimate for your specific system.
Why is DIY spring replacement dangerous? Springs store tremendous tension. A slip, wrong tool, or miscalculation causes serious injury or death. Professional technicians use specialized equipment, know proper safety procedures, and carry insurance. Always hire a licensed technician for spring work.