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Holland ProPar Braking System Interchangeable

The Holland ProPar parallel axle QEM/QEM Plus trailer braking system is now interchangeable with conventional 2 11/42" anchor-pin braking designs. According to Holland, this system delivers:

- 12% more usable torque output.

- 6% or more usable lining volume, with an average shoe rebuilding life of four to five times.

- 17% greater lining/drum surface contact.

- 12% less force required to achieve deceleration.

- More push-rod capability.

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