PPR Industries Speedo Gear 33 Tooth Short Shaft Electric Driven For 1993-06 Jeep Wrangler 1993-01 Cherokee And 1993-98 Grand Cherokee - When modifying your Jeep with larger tires or deeper gears your speedometer will often be out of calibration. These speedo gears easily put the speedometer back to it's factory settings allowing you to know your correct speed and mileage. Easy and quick to install in the transfer case tail housing.