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U.S. Manufacturer of quality spring brakes, air disc brakes, automatic slack adjusters, and more.
Click the link below to view our 2016 Catalog!

PROLINE HD Truck Parts

“A U.S. Manufacturer of quality spring brakes and heavy duty products." PROLINE HD, Inc. is a privately owned engineering based manufacturer producing a complete line of world class spring brakes, piggybacks, and service chambers.


View our 2016 Catalog!

To view our 2016 Catalog, click the link below. Note: You will need Adobe Reader or similar PDF viewer to open.

2016 PROLINE HD CATALOG











Phone: 615-529-2727
Fax: 615-529-1150

110 Industrial Road
Alexandria TN 37012

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