LiftMaster 480LM Alternative Opener Mounting/Extension Kit

$393.51 each

Product Description

IMPORTANT NOTE: Due to the impact of COVID 19 on LiftMaster Manufacturing, shipping times may be delayed. Please contact us for estimated shipping times.
Garage Door 480LM LiftMaster Alternative Opener Mounting/Extension Kit. The 480LM accessory adds a sprocket to the torsion bar and a sprocket to the side of the opener, then runs a chain between the two sprockets. Exclusively for use with Residential Jackshaft Opener models 3900, 3800 and 8500 models. Enables the opener to be lowered 5.9 inches
IMPORTANT: Due to supply chain shortages we currently do not offer quantity discounts, and for some of our products we are limiting the quantities that may be purchased.

Quantity Discounts

2+: $393.51 each
4+: $393.51 each
8+: $393.51 each



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Huge inventory of parts and torsion springs for same or next day shipping! Here you will find all you need in the most common sizes of 1 3/4," 2," 2 1/4," and 2 5/8" inside diameter springs. Please contact us for specialty springs such as TorqueMaster, EZ Set, self-Storage, and steel rolling door springs as many of these have been subject to supply chain shortages. Larger 3 3/4" commercial and industrial springs may require an week to ship; other springs may require three to four weeks to process.

COVID update. No mask, no service! When picking up parts please wear a mask. We'll gladly provide one. Please honor the six foot social distancing rule. Thank you for your patience and understanding.

Shipping times and costs have changed. Normal transit times are currently not guaranteed, even on next day and second day shipments. Shipping prices on items over eight feet have more than tripled.