Rear frame for a motor grader

A motor grader comprising:

• a front frame;
• a rear frame having:
• a pair of arms disposed equidistantly from a mid-plane, each arm having a front portion, a rear portion, and a mid-portion located between the front and rear portions, the front portion of each arm configured to pivotally couple with the front frame of the motor grader;
• a ripper mounting arrangement located at a rear end of the rear portion of each arm;
• a bumper laterally disposed with respect to the mid-plane and rigidly attached to a position on the rear portion of each arm located adjacent the rear end of the rear portion of each arm;
• and
• a torque resisting member laterally disposed with respect to the mid-plane and rigidly attached to the mid-portion of each arm.

A method for forming a rear frame of a motor grader, the method comprising:

• locating a pair of arms equidistantly from a mid-plane of the rear frame, each arm having a front portion, a rear portion, and a mid-portion located between the front and rear portions, the front portion of each arm configured to pivotally couple with a front frame of the motor grader;
• positioning a ripper mounting arrangement at a rear end of the rear portion of each arm;
• positioning a bumper laterally with respect to the mid-plane and rigidly attaching the bumper to a position on the rear portion of each arm located adjacent the rear end of the rear portion of each arm;
• and
• positioning a torque resisting member laterally with respect to the mid-plane and rigidly attaching the torque resisting member to the mid-portion of each arm.