Wood Hog Parts & Service

At Alliance Manufacturing, we build heavy duty wood hogs and supply top quality parts for a reasonable price. American-made and durable, we have the parts to improve performance and longevity of your machine. Many parts including hammers, liners and screen grates come in a variety of designs to fit your application.

We are dedicated to keeping your machine performing at its best. Contact us to learn more about our comprehensive services or to get assistance with any issues with your wood hog.

Replacement Parts

We can supply American-made parts for your machine whether it’s an older or newer model. We manufacture parts and service the following wood hog brands:

  • Oregon Industrial
  • Jeffery/TerraSource
  • Montgomery
  • Morbark
  • Lamb
  • Williams
  • and more

Rebuild & Retrofit Used Crushers

We can supply you with the parts you need to keep your machine working at its maximum capacity.

We can also retrofit your machine with the Alliance Quick Access Doors or Split Top feature for increased safety and efficiency.

24-Hour Breakdown Service

We understand that it is critical to keep your equipment operational at all times. Whether you need technical support or assistance with part replacements, our expert team is available to you 24/7.

Build New Machines

Our engineers design and build machines that have been tested on many applications to be both safe and efficient.

Wood Hog Hammers

Available in various designs with high resistance attachable tips.



Wood Hog Alloy Steel Liners

Drilled, tapped and bolted from the outside for quick replacement.

Wood Hog Screen Grates

Our free-flow screen grates are angled for enhanced shredding action and fast evacuation.



Disc-Type Rotor

Both standard and heavy duty rotors allow for maximum flexibility of hammer arrangements.

Rotor Lockouts

Locks the rotor in place for safe maintenance.



Fabricated Steel Pillow Block/Roller Bearings

Tightly sealed to keep contaminants from entering the bearings.

Bearing Filler Block

The hydraulic removal system of bearings substantially reduces maintenance time.



Lifting Eyes

Provides maximum durability for secure lifting.