Back To Main Project Vehicles Page Axle Conversion System - differential Our Axle Conversion System requires the ring gear and the differential to be machined to accept our new axle gears. The axle gears are installed into the ring gear and differential. The Axle Conversion System requires the use of 11 tooth spiders. The differential and ring gear are assembled together with the axle gears and spiders inside. Back To Main Project Vehicles Page Our location: 3719 Lake Ave., Caldwell, ID 83605 © 2006 Copyright, The Hot Rod Works, Inc. All Rights Reserved. Web Design by Websonic