Remove rotating weight with a lightweight Motive Gear Ring and Pinion Set. Quality-constructed using years of expert development, design and cutting-edge technology. OE replacement ring and pinions offer easy setup and superior strength. Computer-controlled heat treatment ensure miles of durable use. Available in a wide-range of ratios for your year, make and model. Maximize your drivetrain performance with a replacement Motive Gear Ring and Pinion. These OE replacement ring and pinions are designed for easy installation and years of durable use.