LEFT: First, Zip inspects the threads on the spindle to make sure the knock-off tool will be able to thread on. If the tool will not go on and the threads can’t be fixed with a chaser, then the spindle will not be reusable. This particular trailing arm spindle had nice threads and the tool threaded on with no problems.

BELOW LEFT: Sometimes you just can’t beat old fashioned tools. It takes a sledge hammer to knock out a spindle. You can also press it out if you have a press, but it is quicker to just use the sledge. You will not damage the spindle as long as you are using the knock-out tool.

complex procedures in building a trailing arm the correct way. If you’re wondering if you can do this at home, this article will answer all your questions for you. For those who just wanted to know what goes into a rebuild, you’ll also be able to find out. So lets join the crew at Zip Products and find out how they rebuild Corvette trailing arms.