Which kind of trailer fender is better, steel, aluminium or plastic?

As for the question "Which is better, steel trailer fenders, plastic trailer fenders, or aluminum trailer fenders?" It is hard to say as each type of trailer fender has its own advantages and disadvantages. When choosing fenders you should consider your needs, environment in which the trailer will be used and the budget.

As a trailer fender manufactuer we listed the advantages and disadvantages of different kinds of fenders.

Steel fenders are the most commonly used one. Because their price is relatively lower and can be in different sizes and styles. Steel also withstands dents, cracks, and other forces applied to them better than fenders made of other materials.

Divided by sizes and styles there are single axle trailer fenders, tandem axle trailer fenders and triple-axle trailer fenders. Tandem axle fenders and triple axle fenders are two style: Tear drop  and straight.

Aluminum fenders does not get rusty easily like steel fenders. 

They are much lighter. So they can be used longer time usually. 

Aluminium trailer fender is much more expensive than steel trailer fender and plastic trailer fender.

Aluminum fender is more prone to bending and breaking under pressure or weight than steel fender.

Like steel fenders, there are various sizes and style for choosing. There are smooth aluminium and checkered aluminium also called diamond tread.

Plastic trailer fenders are usually the cheapest one. You do not need to worry about rusty problem when choosing plastic fenders. Plastic fenders are also the lightest one comparing with steel and aluminium fenders. And they are easy to install. They can be different colors, like black, white and gray. 

However, not many options of sizes and styles for plastic trailer fenders. Once a plastic fender broken it can not be repaired. If plastic fender is exported the sun, it last less time than steel and aluminium fender. 

If anti-UV material is added in the plastic the plastic fender can last longer time. So when you buy steel fenders you must ask if the it is anti-UV. Our plastic fender are also anti-UV. 

Most boat trailer or Jet Ski trailer in Australia market use plastic fenders. Which is also called plastic trailer mudguards or mud guards by locally people.  

How to identify fender material?

How to measure a trailer fender?

How to install/replace trailer fender

1.Same size fender, steel fender is much heavier than aluminium fender.

2.Steel is a dull dark grey color, where aluminum is a much lighter grey/white color with a bit of a sheen on it. 

3.If the fender is painted with many colors, usually they are steel fender. 

4.If the fender material with diamond thread, usually they are aluminium fender.

5.As steel machine rusty easily, if there are some yellowish orange rust color, it is steel fender. As aluminium do not get rusty. 

Before buying a new fender you need to confirm your old fender size. You need to measure fender length, width and height. 

Length: measure the distance from lip to lip. This distance is the length of the fender

Width: measure from trailer wall to the trailer fender outside lip.

Height: measure the distance from end of the lower lip to the fender top.