Bottom line: if you prefer comfort, go for rubber. If you need performance, go for urethane. Today’s subject is rubber versus urethane suspension bushings, and which are better. That answer depends on how the vehicle is to be used and what type of performance you desire. Rubber Bushings Rubber bushings are more compliant that is […]
Attaching Parts for Springs: Articles, Videos, and More
Bushings, Shackles, Bolts, oh my! Your spring's attaching parts could influence ride quality and height as much as the spring itself. Make sure you get the proper parts for your application by educating yourself with the articles and videos listed here.
One of the leading causes of driveline vibration is the over tightening of the U-joint U-bolts. The proper way to tighten these U-bolts is to turn the nut until the lock washer is flat, then turn the nut one-eighth of a turn and no more. Any more pressure will deform the bearing. If your U-joint […]
Multi-leaf springs resist breaking thanks to rebound clips. Here’s why. What are those bands that are around your leaf springs? They are called rebound clips. A leaf spring does not break when it is being compressed, it breaks when the load is suddenly released. As the spring is being compressed with a load, each leaf […]
Torque is more than the force required to open a beer bottle. The proper torque will keep your leaf spring from breaking. Use your manufacturer’s torque specs when tightening your U-bolts, or use our recommendations. U-bolts provide the clamping force required to hold leaf springs to the axle and the right torque is very important. […]
U-bolts are what provide the clamping force needed to hold your springs to the axle. Any movement in the center bolt area can cause a spring to break so follow your manufacturers recommendations. If that is unavailable, use our recommendations your springs will thank you. Remember, torque your bolts to the recommended specifications immediately upon […]
Sometimes tip inserts get whacked out of place during delivery. Here’s how to fix it with a screwdriver. Unfortunately, every now and then when leaf springs shipped through FedEx or UPS get banged around the tip inserts at the end of the spring can come out of the holes. To put them back in place, […]
Here we show how you can use the online ordering form to have springs manufactured for your exact vehicle.
Go to the ordering page here.
This week, Mike explains the two different types of U-bolts you may encounter and how to measure them. Let’s start with the shape. We have square, we have round. Square U-bolts typically go over the spring, the round U-bolts typically go over the axle. Let’s measure the U-bolt. First thing we need to know is […]
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?
Should I purchase new U-Bolts?
How should I remove my old spring eye bushings?
The bushings are wider than the spring. Why is this?
I’m torquing my spring’s U-Bolt to factory specs but it’s crushing my axle pads. Is this right?
I understand welding springs is bad. What about the U-Bolts next to the spring?
Which isolator should I use? Is it the same material for the bushings?
Should U-Joints be replaced when installing new springs?
Is there an advantage to using coil spring isolators on the bottom as well as the top of springs?
What can I do to stop my wheel hop?