Description
Yukon Gear & Axle 3.31 Ratio Ring and Pinion 30 Spline Pinion RG20003M Features:Designed to fit low in WEI7155 Features:Designed to fit low in the block for racing applications with sheet metal intake manifold combinationsCNC machined billet aluminum housing and Dupont Rynite basePolished steel shaft with a QPQ coating for friction reductionShaft is guided by a sealed ball bearingMust be used with an MSD Crank Trigger and MSD Ignition ControlSupplied with large diameter HEI style distributor cap and rotorSupplied with bronze gear 2006 2006 Chevrolet Trailblazer We use high grade steel in both the ring and pinion no questions asked protection plan covering your gears for as long as you own the vehicle