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Longer Lasting, Genuine Quality Parts

Precision Door of Knoxville knows that it is quality and dependability that matters most when buying parts for your garage door. After all, it is the biggest moving part of your home. Don't you want to ensure the safety of your family and friends? While other companies may be selling you less expensive parts that might only last a couple of years, we are saving YOU money in the long run by using only premium quality parts. Keeping you safer, longer.

Feel confident choosing Precision with the unmatchable Precision Limited Lifetime Warranty.

Precision Door Service, the country's leader in garage door repair service offers:
Feel safe by knowing your door is being held up by Precision Door quality parts. Precision stocks a complete line of garage door parts, accessories, replacement parts, garage door openers, and operator parts for all makes and models. This includes all garage door hardware and accessories: garage door springs, garage door extension springs, garage door torsion springs, garage door spring cones, garage door rollers, garage door cable, garage door fasteners, garage door drums, garage door locking hardware, garage door locks, garage door pulleys, garage door sheaves, garage door forks, garage door hinges, garage door bearings, garage door bearing plates, garage door top fixtures (brackets), garage door bottom fixtures (brackets), garage door perforated angle, garage door weather stripping, garage door weather seals, garage door remote transmitters, garage door openers, garage door receivers, garage door opener parts, and more. See why Precision quality parts are the word on the streets.
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Part Description
Heavy Duty, High-Cycle, Oil Tempered Torsion Springs Torsion springs provide over 90% of the lift needed to raise your garage door. Quality springs ensure a longer life for your garage door operator. Precision Door Service uses heavy duty high-cycle springs that do not require lubrication and will not rust! They last over 4 times as long as normal springs and are designed to do their job for years to come.
Heavy Duty, Long Lasting Extruded Aluminum Drums Each 12' Cable Drum has a lift weight capacity of 375 lbs -totaling 750 lbs. Strong enough to lift virtually all new residential doors with ease!
Heavy Duty, 7x19 1/8" Aircraft Quality Cables The cables attach from the spring system to the bottom bracket on the door. They are under tremendous tension. When these cables become worn or frayed, they could snap. If it happens, you could seriously damage your door and perhaps the opener. Stronger aircraft quality cables, with more strands, are your best assurance that they will withstand the stresses and temperature extremes in your garage for years to come.
The Precision 13-Ball Nylon Tire Roller -Ultra Quiet! Our Precision Rollers are made specifically for us and are tested by an independent testing laboratory to withstand 80,000 cycles with zero failures. They are simply the highest quality rollers on the market and will make your door operate quieter than ever!
Heavy Duty, 12 Gauge Steel End Bearing Plates The end bearing brackets provide the primary support for your torsion system. Precision Door Service utilizes bright zinc-plated brackets made of heavy duty 12 gauge steel. The internal bearing has hardened steel races and balls. It has a rated load of 250 lbs at 10,000 -8' door cycles. This allows your torsion system shaft to rotate smoothly and quietly! This minimizes stress on the garage door motor and prevents future repairs.
Heavy Duty, 8 Gauge Steel Center Bearing The center bearing provides support to the torsion system shaft and allows it to rotate smoothly and quietly. It is comprised of hardened steel races and balls with a rated load of 250 lbs for an extremely long life under extreme conditions.