Dana 44 8.2 Inch 12P 12T Vet And Model 20 U-Bolts 1310 U-Bolt Kit 5/16 Inch x 1-3/8 Inch D30 D44 8.2 Inch 12P 12T Vet M20 (2 U-Bolts & 4 Nuts) Not Ford Yukon Gear & Axle1310 U bolts, 5 16 inch x 1 3 8 inch Dana 30, Dana 44, 8. 2 inch, 12P, 12T, VET, Model 20. Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy duty off road applications. Features: u joint U bolt kit Fits AMC Model 20, Dana Spicer 30 and 44, GM 8. 2 inch, 12 bolt passenger car and truck and 1963 1979 Corvette 1310 u joint size Includes two U bolts and four