Dana 30 CJ Front 3.73 Ratio Kit Fits 1976 to 1981 CJ;With model 30 front axle;3.73 Ratio;41/11 tooth count;3.73 Ring and Pinion Set JEEP CJ5 CJ7 SCRAMBLER BASE 1976 1977 1978 1979 1980 1981 2.5L (151) 3.8L (232) 4.2L (258) 5L (304) GAS Crown Automotive Crown Automotive Dana 30 CJ Front 3.73 Ratio Ring and Pinion Kit - J0945345 J0945345 Ring and Pinions