2  TWO Dana Spicer 1310 Greasable U Joint Universal Joint 
5-153X                                                                                              
u joint width is 3.219 and cap dia. of 1.062
These are for the drive shafts not the front axle shafts.
This is a USA made universal joint comes in the original red Spicer box 
The true Spicer 5-153x have the blue seals like in the picture.
We also have the 5-1310x which is solid non greasable but stronger being solid and not drilled. Check our store for the 5-1310x also for sets of 4 5-153x