New, permanent magnet, parallel shaft gearmotor.
Cast aluminum gear housing and motor end cap with steel motor frame. 
12V DC electro-mechanical brake on rear of motor with manual release lever.
Replaces Power Gear motors:
521976W, 521976, 523983, 524327, 524097, 520819, 522967, 523036, 523931, 524246, 523498, 523432, 523143, 523529, 524094, 52441.
 [Upgrade Quality] The replacement slide out motor by power gear 523900 is made of durable high-quality materials
Well-tested by the manufacturer, meets OEM standards.

​​​​​​​​​​​​​​Specifications:
Speed 9 RPM @ 850 in-lbs, 17 Amps 
12 RPM @ 400 in-lbs, 9.5 Amps 
14 RPM (no load)
Voltage 12 DC
Torque 850 in-lbs
Holding Torque 500 in-lbs.
Rotation Reversible
Duty Intermitten

Shipping:
Free Shipping
Delivery Time: 2-6 working days

Warranty:
Returns: Customers have the right to apply for a return within 60 days after the receipt of the product
24-Hour Expert Online: Solve your installation and product problems