What is the difference between a Dana 25 and a Dana 27?
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What is the difference between a Dana 25 and a Dana 27?
The Jeep Dana-Spicer Model 25 and Model 27 axles use different pinion and differential bearings with the Model 25 having larger diameter bearing cups.
What do Dana numbers mean?
The numbers with 2 zeros added indicate the maximum output torque. Ex. 44 is rated for 4,400 ft. lbs.; a 60 is rated for 6,000 ft. lbs.
What Jeeps have a Dana 30 front axle?
All YJs have a Dana 30 in the front and a Dana 35 in the rear. Jeep returned with the original round headlights with its 2ndgeneration TJ along with a coil-spring suspension system for a smoother ride. Jeep introduced the inaugural Rubicon trim level on the 2003 TJ, geared toward off-roaders.
How do I identify my Dana front axle?
Numbers. The Bill of Material (BOM) number is used to identify Dana differentials. The BOM will identify the model number, the gear ratio, the type of differential, and all component parts. Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61.
How do I tell what Dana axle I have?
Stamped Number on the Axle To figure out exactly what axle you have, you can look for the Dana stamped bill of materials number. This stamped number can usually be found on the righthand side or on the longer axletube on the same side of the tube as the differential cover, facing the rear of the truck.
How do you identify a Dana?
What front axle does a Rubicon have?
Dana 44 axle
Rubicon models come standard with a 4.10 rear gear ratio and also use a Dana 44 axle in the front with either a 3.73 or 4.10 gear ratio. The width of the axle shafts is 1.31 inches.
What front differential do I have?
Differential Identification using Tags & Stampings The most accurate differential identification is provided by the bottom line of the tag number or axle tube stamp. Differential tags can easily be used to identify Dana and Ford differentials.
How hard is an axle swap?
Registered. Swapping one set of JK axles for another is easy. Put the whole frame on jack stands, disconnect the axle side of the control arms, pull the brake calipers off the axle, pull the ABS sensors, and pull the drive shafts and it’s out. Swapping in the other one is just as easy.
Which Dana axle do I have?
How do I know what front axle I have in my Jeep?
The number in the name (Dana 30, Dana 44, etc.) is in reference to this.
- Dana 30: This axle size is the most common, and you’ll only find it on the front of Jeep.
- Dana 35: This was an axle size used on most Jeep rear axles.
How do you read a Dana axle tag?
The BOM stamp (2) or Axle Identification Tags (2A) are used to identify Dana axles / differentials. The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61.
Is there a Dana 50?
The Dana/Spicer Model 50 is an automotive axle used solely in OEM Ford applications. Dana 50’s were made as front axles only. The Dana 50 has a “50” cast in to the housing and is regarded as having more strength than a Dana 44, but not as much as a Dana 60. It was only produced in a reverse cut gear set (high pinion).
