Measure from the center of the front bushing in a straight line to the center of the rear bushing for DOUBLE-EYE leaf spring, or to the furthest inside point of an OPEN-EYE leaf spring. Measure from the center of front bushing in a straight line to the end of spring for HOOK-END, FLAT-END and RADIUS END leaf springs.
How do I know what size leaf spring I need?
The length of a leaf spring is determined by the number of inches between the tip of the front eye or slipper, and the tip of the back eye or slipper.
Can you put heavier springs on a trailer?
Expert Reply: You can use leaf springs that are rated higher than the axle without any issues as long as they measure the correct measurement for your trailer.
How do I identify trailer leaf springs? – Related Questions
How long do boat trailer springs last?
Regular boat trailer leaf springs last two or three years on average.
When should I replace my boat trailer springs?
Anytime you see a crack or break in the spring it is time to replace them. When a trailer spring fails you can receive significant damage to your trailer and boat such as complete suspension failure, cracks in the frame, tire or hub damage, and trailer axle damage.
How do I know if my trailer springs need replacing?
When to Replace Trailer Leaf Springs
Look at each eye of the spring and note any cracks here and near the mounting plates.
Check for corrosion and rust on all sides of the spring.
Assess any gaps between leaves, which indicate wear and overload.
How do I keep my boat trailer springs from rusting?
But if you have leaf springs, you can make them last at least a few years longer if you recoat them as often as necessary with a thick lubricating spray such as CorrosionX HD. A good coating will last for many trips (typically six months or more) before it begins to wash off.
How do I lubricate my boat trailer springs?
When should I replace leaf springs?
Look out for these tell tale signs that you need to replace your leaf springs:
Squeaky sounds while your truck is in motion.
Slouching on one side.
Sagging in the back.
Diminished handling.
Trouble hauling and towing loads.
Suspension bottoming out.
Cracks on leaves.
Do rusty leaf springs need to be replaced?
A leaf spring should be replaced if it is badly rusted, has cracks or breaks in its leaves or if it is sagging.
Worst case is the hub and wheels leave the vehicle and the spindle hits the ground causing it to bend. In these cases the whole spindle needs to be replaced. If you have more than 1 damaged surface, it means the spindle took some abuse and it would be better to replace the spindle.
How do I stop my trailer spring from squeaking?
What do you spray on squeaky leaf springs?
Modern leaf springs do not need lubricating with oil — which may damage any anti-friction material between leaves. Spray them instead with a silicone-based lubricant.
Why do boat trailers squeak?
Most of the noise we hear typically comes from the hitch area of the set up. Metal on metal rubbing causes a lot of noise, especially when the metal has a thin layer of rust on it (be honest, your trailer hitch probably has rust on it). The quickest solution is to keep a can of LIQUID WRENCH White Lithium Grease handy.
Why do springs squeak?
The squeaking suspension parts are often associated with a lack of lubrication when metal-on-metal wear is happening in connections such as the tie-rods, suspension joints and steering linkage.
What can I spray on squeaky suspension?
A temporary solution is to soak that noisy area with spray-on lithium grease. A helper can bounce the car up and down while you crawl around underneath and track down that squeak. If the sound is from a rubber suspension bushing, silicone spray is better.
How do I lubricate my suspension?
Can you use white lithium grease on leaf springs?
I sprayed the leaf springs with WD40 white lithium just to eliminate them as the cause and sure enough! No more crazy squeeking from the rear end.
Leaf springs don’t have zerk fittings and they’re a pain to service once installed – properly greasing the bushings on initial installation is the best way to ensure silent operation as long as possible.