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P1 – Optimum Contact Cam-Bushing System

AWT Logo officielManufacturer of High Performance wheel end components for the trucking industry




Optimum Contact logo

O C tool & bushing photo

Can your “S” cam brake maintenance be improved?

  • Is your old core bin full of half-worn shoes?
  • Is the bottom shoe wearing out faster than the top shoe on your “S” cam brakes?
  • Do you have problems complying with brake stroke checks at roadside inspections?
  • Do you need to adjust brakes regularly to avoid problems at roadside inspections?
  • Do you feel your automatic brake adjusters don’t always perform as they should?
  • Do you need to replace cams and bushings more often than every 3rd reline?
  • Is your brake maintenance cost higher than you think it should be?

If some of these issues concern you, talk to us and we will be able to help.

We offer:

  • A proven repair procedure for “S” cam brakes on trailers and trucks used by hundreds of satisfied motor carriers
  • Solutions to all cam-bushing related problems like uneven lining wear, excessive brake noise
  • Help in reducing brake fading and automatic brake adjuster problems
  • Improved brake performance and safety
  • Reduced maintenance cost

OC piece photo 1

  • Regular lubrication ensures 20 times more durability than regular cam-bushings
  • Removes excessive play between cam and bushing
  • Peak performance of automatic brake adjusters means shorter brake stroke
  • Helps keeping brake chamber push rod travel within specifications
  • Reduced cam-to-bushing friction means improved braking capacity
  • 25% Added brake life / no more half-worn brake shoes in the old core bin
  • No cam work for many future relines
  • Simple 40 minute per axle procedure with easy to use “DO IT YOURSELF TOOL KIT”
  • Available at certified installers across Canada
  • Available through Original Equipment Manufacturers

Follow links below for detailed installation procedure

SMCO-DA-1.2 MANUAL DRIVE AXLE ENG 2009 -01-16 rev2

SMCO-TA-1.3 MANUEL Trailer axle ENG 2009-05-19 rev3

Optimum Contact reamer demo

Product Catalogs

AWT Master Parts Catalogue 2010 (PDF Download) 

Related Links

Download Section (Service Bulletins, Manuals and Catalogs)

Why us

Because you deserve an impartial opinion oriented towards your best interests.

  • No brand name discrimination / we evaluate and discuss all OEM and aftermarket brands
  • Industry certified / seasoned facilitators
  • State-of-the-art tutorials and training programs
  • Outside-the-box thinking
  • Custom made solutions to your tech support needs
  • High Performance wheel end components
  • Innovative maintenance tools

On-the-floor Technical Support

  • In house “Standard Operational Procedure” development
  • Recurring issue diagnosis and corrective procedure development
  • Warranty claims’ assistance & legal representation
  • Technician assistance & on-the-floor training
  • Customized training programs with hands-on practice
  • Entry level technician coaching

Our Technical Training Products

  • Air Brake Systems’ training
  • Wheel end maintenance training
  • Electric / Hydraulic Tail gate maintenance
  • Electrical basics and troubleshooting
  • Vehicle inspection
  • Custom made training courses
  • External conference room classes
  • Internal training in your premises