Thuren Fabrication is a company based in Bend, Oregon, specializing in designing and manufacturing suspension products in-house. They offer a range of replacement parts including track bars, steering components, suspension joints, sway bars, leaf springs, and universal tools. The company provides technical data for various vehicle generations, focusing on suspension design, planning builds, tire and wheel fitment, alignment, and handling. Thuren Fabrication also offers miscellaneous items, a garage sale section, and information on warranty, instructions, and general maintenance. They have a dealer program for shops installing suspension products and emphasize their local manufacturing in Bend, Oregon.