Caterpillar Inc.

Rena J Kanegae

Nathaniel Harshman

Benjamin J Kovalick

David Cox

Nathan Tissier

A motor grader includes a frame and an extendable scarifier system supported on the frame. The scarifier system includes first and second drawbar arms coupled to the frame. A carriage is coupled to the first and second drawbar arms. The carriage includes a carriage body having first and second lateral ends. A first extension element is attached to the first lateral end of the carriage body and a second extension element is attached to the second lateral end of the carriage body. The first and second extension elements each supporting at least one tooth.

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Aurora, IL, United States of America

Rena J Kanegae