Some Chevy and GMC pickups came equipped from the factory with NapCo four wheel drive systems. This is an exact reproduction of the manual that was printed by NapCo for repair of four wheel drive units in GM pickups and trucks. Find repair instructions here that you will see no where else – these units aren't covered in the Chevy or GMC factory manuals. You will find out how to work on the front axle, tie rod ends, brake adjustment, shoe removal, wheel cylinders, parking brake, and transfer case. Also includes operation and lubrication instructions. New condition. Buy now to own this unique book.
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