Motive Gear Performance Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.875 in - GM 12-Bolt 4122SMLBK an easy method of crankshaft

an easy method of crankshaft rotation during engine assembly

Moderate Sound Level

like oil systems that unleash horsepower and use oil more efficiently

Kinser Stock Car Air Box

Caliper Shim kit for 7/16" diameter bolts

Motive Gear Performance Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.875 in - GM 12-Bolt 4122SMLBK an easy method of crankshaftMotive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both on and off road, check out Motive Gear. Motive Gear products can be found in the winners circle at racing events worldwide. The superior quality of Motive Gear components is the result of years of