Jeep JL Dana 30 (186MM) Front - 4.88 Ring & Pinion

10026639 - Differential Ring and Pinion Dana 30 JL Front 4.88 All Spicer ring and pinion gears are designed and tested to meet original equipment specifications. When you purchase genuine Spicer ring and pinion gear sets, you can be confident the ring and pinion set will meet or exceed the exact Dana standards that original equipment manufacturers have relied upon for more than a hundred years.