Left Hand Chain Drive Crank Assembly
This is the crank assembly found in 12 foot box models from 1999 till 2002. It is installed at the left hand side of the bumper. A chain drives the 12 tooth gear from this crank assembly.
Please note : Hard to raise roof issues are not fixed by replacing the crank assembly. This problem is typically caused by a failing thrust bearing or lack of maintenance. Please take a look at our products and video's covering hard to raise roof issues.
Mounting plate measures 4 inches by 4-1/4 inches.
Drive hub extension measures 7-1/2 inches in length as measured from the mounting plate.
Chain drive gear has 23 teeth. Comes with drive hub extension and hardware pack installed.
Crank handles are available
Cordless drill crank adapters are available
Part number 4745J6101