Do both trailer axles need brakes?
Do both trailer axles need brakes?
With all of this in mind, we always recommend adding brakes to both axles of a tandem axle trailer. When just one axle of a tandem axle trailer is equipped with brakes your tow vehicle is going to be doing a lot of the work when applying the brakes.
How do I know what axles my trailer has?
If you bought a company-made trailer (as opposed to building one yourself from a kit) there should be a tag with the VIN, weight and capacities all there for you. You should find it on the driver’s side of the trailer. A second way to determine the size axle you need is to measure the diameter of your existing axle.
How wide is a 3500 lb trailer axle?
2-3/8 inch
This tubular trailer axle has a 3500 pound capacity and is 72 inches long from hub face to hub face. The trailer axle diameter is 2-3/8 inch and comes equipped with brake flanges and spindles.
What is a 4 drop axle?
Drop axles are similar to standard spring axles, but the spindles at the end of the tube bend up. This puts the hub higher up, generally lowering the axle closer to the ground by 4 inches center-to-center. This allows the trailer to sit lower to the ground. Lower deck height means easier loading and unloading.
How much weight can you tow without trailer brakes?
The weight limit for which trailers must be installed with brakes begins at 1,500lbs in most states. Trailers weighing over 3,000lbs are required to have brakes on all wheel axles. Driving 4,000lbs trailers with no brakes is just reckless and could lead to severe damage or injury.
How much weight can a 3500 lb axle hold?
The carrying capacity of two 3,500 pound axles is 7,000 pounds. The axles support not only the cargo’s weight but also the weight of the trailer’s frame and body.
Are all trailer axles the same?
In almost all cases 3,500 lb axles will all use the same bearings. If your trailer has a Lippert or Dexter 3,500 lb axle then yeah they would be the same. But to be safe it won’t hurt to pull them off and get the numbers.
What size bearing does a 3500 lb axle?
3500 lb axles have the most common and most consistent spindle sizes. They are typically 1.73 inches at the seal, 1.38 inches at the inner bearing and 1.06 inches at the outer bearing like # TRU24FR.
How thick is a trailer axle?
Axle Tube Material The overall diameter is 1.90″ with a wall thickness of around 0.2″.
What is pusher axle?
When an axle is added ahead of the rear tandem, it is known in the trucking industry as a “pusher” axle. As pressure is applied to the tag axle, it takes some of the weight off the rear tandem, pushes up the rear of the frame, and transfers weight to the front axle.
