What kind of wheel pattern does the Dana 30 use?
The YJ and the TJ Dana 30 uses the 5 on 4.5″ wheel bolt pattern. The YJ Dana 30 is of course set up for leaf springs and the TJ Dana 30 is set up for coil springs. The Comanche (MJ) and Cherokee (XJ) use a reverse cut Dana 30 and the Grand Cherokee (ZJ) uses a normal cut Dana 30.
What’s the difference between YJ and Dana 30 axles?
The Dana 30 gear ratios are either 3.21 or 3.73. The width of the axle shafts is 1.13 inches. The YJ Dana 30 hold a reverse cut ring and pinion, but the TJs do not. Both TJs and YJs, however, use a 5×4.5 inch bolt pattern.
Is the Jeep Dana 30 the same as the Ranger?
The Jeep Dana 30 is similar in width to the Ranger axles, has the differential on the drivers side like the Ranger and shares the same 5×4.5″ wheel bolt pattern. This brings us to the point of this article……
How big is the bolt pattern on a jeep wheel?
That will give you your bolt pattern circle diameter (the yellow circle on the diagram). On this particular wheel, it has five holes and when we measured the bolt pattern circle diameter, it was 4.5″. So, we would say the bolt pattern is 5 on 4.5 or 5×4.5. Making sure those lug nuts are snug once the wheels go on isn’t just lip service.
The YJ and the TJ Dana 30 uses the 5 on 4.5″ wheel bolt pattern. The YJ Dana 30 is of course set up for leaf springs and the TJ Dana 30 is set up for coil springs. The Comanche (MJ) and Cherokee (XJ) use a reverse cut Dana 30 and the Grand Cherokee (ZJ) uses a normal cut Dana 30.
The Dana 30 gear ratios are either 3.21 or 3.73. The width of the axle shafts is 1.13 inches. The YJ Dana 30 hold a reverse cut ring and pinion, but the TJs do not. Both TJs and YJs, however, use a 5×4.5 inch bolt pattern.
Is the Dana 30 a Cherokee or a wrangler?
The Dana 30 that was put in the Cherokee (XJ) and Wrangler (YJ) is a high pinion, reverse cut unit and are the stoutest Dana 30’s built. The Cherokee (XJ) and Wrangler (YJ) differed in that the Wrangler (YJ) was set up for leaf spring and the Cherokee (XJ) used a coil spring setup.
How big is the ring gear on a jeep Dana 30?
Flex within the housing can actually pull the ring gear away from the pinion gear to the point where not full contact is made and gear breakage will occur. Next is the fact that the ring gear on a Dana 44 is 811/42 inches, while the ring gear on a Dana 30 is only 7-11/48 inches in diameter.