Friction Wedges

Optimal damping and wear performance

TwinGuard Wedges
Interchangeability Matrix

Wabtec pioneered the design of variably damped Barber® suspension systems

Our friction wedges are designed to provide optimum damping and wear performance in the rugged freight rail environment and are interchangeable in all Barber® truck designs.

Barber® Integral Iron Friction Wedges
Barber® Integral Iron Wedges

Commonly used on all Barber® design trucks
Barber® Iron Split Wedges
Barber® Iron Split Wedges

Split wedge design increases truck warp resistance compared to traditional, single piece wedges
Barber® LifeGuard Fricton Wedge
Barber® LifeGuard Wedge

Polymer-faced single wedge designed to reduce bolster pocket wear
Barber® TwinGuard Friction Wedge
Barber® TwinGuard Wedge

Polymer-faced, two-padded wedge designed to reduce bolster pocket wear
Steel Friction Wedges for ASF Type Trucks
Steel Wedges for ASF Type Trucks

Constant and variable damping steel wedges for use in Amsted truck sytems
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Wabtec Freight Components

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If you prefer to contact us directly:

Wabtec Corporation
30 Isabella Street
Pittsburgh, PA 15212 - USA

(412) 825-1000, option #1
freight [dot] customerservice [at] wabtec [dot] com (subject: Freight%20Car%20Website%20Inquiry) (freight[dot]customerservice[at]wabtec[dot]com)