EUCLID part description

Features & Benefits

  • 10-hole bolt-on design for secure installation and universal trailer fit
  • Flat rotor face promotes even brake pad contact and wear
  • Machined surfaces improve thermal regulation and rotor lifespan
  • Heavy-duty rotor composition withstands harsh load conditions
  • Supports easy serviceability and consistent performance in trailer fleets

Euclid Flat Trailer Disc Brake Rotor

The Euclid Flat Trailer Disc Brake Rotor is a 10-hole bolt-on rotor engineered for trailer axle disc brake systems. Built with a flat design and reinforced bolt pattern, this rotor offers dependable alignment and longevity in high-mileage applications. It is precision-machined to deliver optimal pad contact and heat management across heavy braking intervals. Designed for compatibility with standard hub configurations, the Euclid E18203HTB helps extend service life and reduce rotor replacement frequency in trailer fleets.

Product Attributes

Bolt Circle Diameter 7 7/8 in. (200 mm)
Application ABB22X With Aluminum Hub TN Trailer
Bolt Hole Size 5/8"-18
Discard Thickness 1 7/16 in. (37 mm)
Model ADB22X
Mounting Holes 10
Outside Diameter 16 15/16 in. (430 mm)
New Disc Thickness 1 3/4 in. (45 mm)
Pilot Diameter 6 9/16 in. (167 mm)
Type Flat
Rotor Depth 2 1/16 in. (53 mm)

Euclid® is a world leader in the production of precision-engineered replacement parts for buses, trailers, as well as light-, medium- and heavy-duty trucks. This brand takes great pride in its products that meet and even exceed O.E.M. quality standards. Officially a part of Meritor since January 1999, Euclid remains the same despite all the changes the company has been through. When customers receive Euclid products, they know they are getting far more than ordinary replacement parts. Instead, they are getting the best replacement parts made today from a company they can trust. Euclid is a company that's continuously improving with technology to do a job the right way because it is the only way it knows how.
 

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