Designing a Custom Fender for a Single Axle Application

If you already know what you want the WIDTH, LENGTH and HEIGHT of the fender to be click here for a quote.

There are only a few bits of information you will need to design your single axle fender. The design depends on your application, whether it is for a custom trailer or a hot rod, but there are similarities.

Information you will need.

  1. Your overall tire height (use the calculator below to help figure it out)?
  2. How are you mounting the fender? To the suspension or to the body / frame.
  3. What material are you looking to have the fender made from?
  4. What style of fender are you looking for?

Our Recommended Clearances

1 inch - The fender will travel with the suspension
2 inches - The fender is mounted to the body or frame
3 inches - More clearance is required

Available Fender Widths & Materials

Flat Top

Steel — 1.5*, 2.375*, 3.75*, 7.5, 9, 10, 10.75*, 11, 12, 13*
Aluminum — 1.5*, 2.375*, 3.75*, 7.5, 9, 10, 10.75*, 11, 12, 13*, 24
Aluminum Tread Plate — 1.5*, 2.375*, 3.75*, 7.5, 9, 10, 10.75*, 11, 12, 13*
Polished Stainless Steel — 1.5*, 2.375*, 3.75*, 7.5, 9, 10, 10.75*, 11, 12, 13*
*Available in Flat Back Only

Round Top

Steel — 5, 6, 7.5, 8.5, 9, 10
Aluminum — 5, 9, 10, 17.5
Polished Stainless Steel — 5, 6, 7.5, 8.5, 9, 10

Flares

Steel - 2.5, 4.5
Aluminum - 1.25, 2.5, 4.5
Aluminum Tread Plate - 1.25, 2.5, 4.5

Calculators

Tire Height Calculator

When Reading a Tire Size
You only are concerned with the numbers.

Example: P275/60R15

275 = Width • 60 = Aspect Ratio • 15 = Diameter
Tire Height = 28 • Tire Width = 10.875


Width Aspect
Ratio
Wheel
Diameter
 RESET

Calculate Your Fender Size

Recommended Clearances
0 - You have the clearance measurement
      and need the rest of the dimensions
1 - Fender will travel with the suspension
2 - Fender is mounted to the body or frame
3 - More clearance is required


Height = Either the overall tire height
                or the desired fender opening
More Options = A larger number of sizes given

Height
Clearance
in inches
 RESET

Fender Size Results

Your results from the
Calculate Your Fender Size
will appear here.