Jeff Newell and Ron Wachholtz had to repair their tractors during the journey. Newell’s trailer hitch broke before arriving in Prudhoe Bay. He had to patch it together before getting it welded in Prudhoe Bay. Kyle Clayton photo.

Sunburned and windblown, Jeff Newell, 56, and Ron Wachholtz, 62, sputtered along Main Street Monday toward the ferry terminal-ending the last leg of a roughly 4,600-mile trip by tractor.

Newell and Wachholtz drove their tractors from their…