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Demco Trailer Brake Mounting Flange - 4 on 4-13/16" Bolt Pattern - 3" Pilot Hole

Demco Trailer Brake Mounting Flange - 4 on 4-13/16" Bolt Pattern - 3" Pilot Hole

Item # DM52415
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Accessories and Parts DM52415 - 3 Inch Diameter Axle - Demco
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Brake mounting flange has a 3" diameter pilot hole and a 4 on 4-13/16" bolt pattern. Durable steel plate is 1/4" thick. Call 800-298-8924 to order Demco accessories and parts part number DM52415 or order online at etrailer.com. Free expert support on all Demco products. Guaranteed Lowest Price and Fastest Shipping for Demco Trailer Brake Mounting Flange - 4 on 4-13/16" Bolt Pattern - 3" Pilot Hole. Accessories and Parts reviews from real customers.
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Demco Accessories and Parts - DM52415

  • Trailer Brakes
  • Disc Brakes
  • Electric Drum Brakes
  • Hydraulic Drum Brakes
  • Demco
  • Hardware
  • Mounting Flange
  • 3 Inch Diameter Axle

Brake mounting flange has a 3" diameter pilot hole and a 4 on 4-13/16" bolt pattern. Durable steel plate is 1/4" thick.


  • Brake flange mounts onto end of trailer axle to provide secure attachment point for brake assembly
  • Sturdy steel construction
  • Weld-on installation


  • Bolt pattern: 4 on 4-13/16"
  • Plate dimensions: 4-1/4" tall x 4-1/4" wide x 1/4" thick
  • Pilot hole diameter: 3"

52415 Demco Brake Mount Flange - 3" Pilot Hole - 4 on 4.813"


Ask the Experts about this Demco Accessories and Parts

  • Can Electric Brakes be Added to Trailer that Currently Has Idler Hub Installed
    You can indeed add electric brakes to a trailer that is equipped with idler hub assemblies. With regards to the axle, you will want to check and see if the axle on your trailer has brake mounting flanged attached. If one is present (see attached image), then nothing on the axle itself needs to be replaced or altered. You will just move on to locating the correct hub and drum assemblies, brake assemblies, and wiring in order to equip the trailer with electric brakes. If there is not...
    view full answer...
  • Availability of 4 Bolt Mounting Flange for Electric Brake Assemblies
    It sounds like you are looking for a brake mounting flange for your trailer axle. For 4 bolt mounting flanges, we have the following plates available: For 3-1/2 inch axles: # 4-50 For 3 inch axles: # DM52415 For 2-3/8 inch axles: # 4-35 For 2-3/4 inch axles: # DM60124 For 1-3/4 inch axles: # 4-34 Brake mount flanges will need to be welded to the end of your axle and will provide a secure mounting place for the brake assemblies. I recommend having a qualified welder perform the...
    view full answer...
  • Replacement Drum Brakes and Hubs for 3500-lb AL-KO Axles
    You can use larger brakes and hubs by matching up the brake mounting pattern to your flanges and by selecting new hubs that use the same bearing set as your current hubs. Matching the bearings will ensure the new hubs fit properly on your spindles. The linked photo shows the usual location of bearing numbers. If you wanted to use 4-bolt AxleTek # AKEBRK-35L and # AKEBRK-35R electric drum brakes and if your hubs use inner/outer bearings # L68149 and # L44649 you could use hub/drum # AKHD-545-35-K....
    view full answer...

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Info for this part was:

Edited by:
Leah B
Written by:
Lindsey S
Updated by:
Laura H

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