8W5092 2618553 Circle Pinion Fits CAT Fits Caterpillar Models 120G 120H 120H ES model-MT535 Spline Diameter: 1-3/8 inches (1

Spline Diameter: 1-3/8 inches (1

Core size: 30 1/4 x 11 1/2 x 2 3/4

holding it safely open during engine service and maintenance

PC210LC-11

285 (s/n below 9A349239)

8W5092 2618553 Circle Pinion Fits CAT Fits Caterpillar Models 120G 120H 120H ES model-MT535 Spline Diameter: 1-3/8 inches (1One New Aftermarket Replacement Circle Drive Pinion Fits Caterpillar (Fits CAT) Motor Graders This aftermarket circle drive pinion (also known as a pinion circle drive) is a key component of the blade rotation system on Fits Caterpillar motor graders. The pinion gear engages the circle ring gear to control the blade angle and lateral position, allowing the operator to precisely position the moldboard during grading operations. Specifications Part