Here, Mike explains why lowering your vehicle can cause a stiffer ride, how a vehicle can be lowered too much, and explains the safe threshold to lower your vehicle with new springs and minimal effect on ride quality. You’ve installed springs on your vehicle that will set it lower than stock ride height, and it […]
Modifying Springs: Tech Articles, Videos, and More
You like your springs, but perhaps they sit too high. What's the harm in cutting them to size? It depends.
Become a spring modification wizard and avoid disastrous pitfalls by reading through our tech articles and watching videos listed below.
We get asked what our thoughts on chroming springs are often. We have to admit, a chrome spring looks real bitchin’, but it can be a disaster waiting to happen. An improperly chromed spring can lead to what is known as hydrogen embrittlement. Hydrogen embrittlement can cause a spring to shatter like a piece of […]
Mike Eaton explains how to cut your coil springs for a desired ride height. Warning! Only Cut Springs With Tangential Ends Remember: only springs with a tangential end can be safely cut. Why’s that? Because square ends and pigtail ends are designed to make full contact with their mounting points and they would have to […]
First step, make sure it’s done in a well-ventilated area. Hang the spring by one of its eyes. Start by wiping the spring with acetone to remove any contaminates: grease oil dirt etc. Use a good quality high-temperature engine paint, color of your choosing, and give the springs three, four, or five light coats of […]
What’s the best way to finish my springs: Powder coating, painting or chroming?
Why shouldn’t you heat up springs? For safety’s sake.
Under certain circumstances, you can cut coil springs. Read on to find out how, why, and when to cut your coils.
Should I remove spring leaves to make my vehicle sit level?
Where should I put my axle pads?
I tried burning out my bushings and it didn’t seem to work. I didn’t ruin my springs did I? How should I continue?
Is there an advantage to using coil spring isolators on the bottom as well as the top of springs?
I have Corvette leaf springs with grooves. Can we restore them or should I have new ones fabricated?
My chromed springs fatigued faster than grandma going up the stairs. Did chroming ruin my springs?
Why are my springs sagging after the rebuild?
Should I cut these coils, and how much should I cut them?
I understand welding springs is bad. What about the U-Bolts next to the spring?
My vehicle had coil springs welded to the lower perch. What should I do?
I installed rear springs at the front of my vehicle. It seems to be fine. Is there something I’m missing?
I bought a pair of cruddy leaf springs. What can you do to fix them?
Some guy said you can replace a U-Bolt by welding his product to the main plate of a spring. It seems like a bad idea. Is it?
Q – Mike: I really enjoyed the opportunity to talk with you during the Silver Springs car show this past weekend. I have also looked at several of your articles on your web site and found them to be very interesting and informative. I also appreciate the T-shirt offer regarding the a discussion we had […]
Mike, What effect does grease between the leaves of a pre-50 spring have please? Besides stopping them squeaking. Kind Regards, Mike Mike, If the springs are really pre-1950’s, the grease will help them slide against each other easier and help stop the squeaking. This means springs from the pre-1950’s, not a vehicle from pre-1950’s. Since […]
Mike, I am overhauling a set of springs from a ’64 F250 that are in great shape. I’m getting a list together of hardware to order from you folks. I have read all your tips about coating/painting springs and not using grease between the leafs. My question is that I have heard some people recommend […]
Mike, I wish I had read your tech page about two months ago. I just had my leaf springs powder coated and I’ve re-assembled the front springs with poly liners between the leafs. Am I correct in assuming that your advice for nothing to be between the springs also applies to these poly liners? If […]
Mike, Please can you inform what’s the best/correct finish for both the visible and invisible (IN THE STACK) parts of leaf springs? A couple of people I know insist on painting them totally including all in between the leafs, the normal for them bondaprimer / undercoat / enamel topcoat layers. (They do have to externally […]