What is Dana 50 TTB?

The Dana 50 was made as a solid axle and as a Twin Traction Beam (TTB) which pivots in the center allowing the wheels to move independently of each other. A unique quality of the Dana 50 axle is the lack of variation in both TTB and Solid axle versions, which simplifies repairs and upgrades.

How do you tell a Dana 50 from 60?

Look for a number on the lower right of the sticker. If it’s a 229 it will be a Dana 50 and if it’s 248 it’s a Dana 60.

What is a TTB front axle?

Twin-Traction Beam (TTB) is an independent suspension system for front drive axles in four-wheel drive Ford F-Series trucks and sport utility vehicles.

What size is the pinion nut on a Dana 50?

The pinion nut is 1 1/8 on a Dana 50.

Which Dana axle do I have?

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 does a TTB axle work?

It uses a universal joint in the center that allows the wheels to move independently of each other. The differential is offset to the driver’s side, and a slip yoke is used on the long axle side to allow the shaft to change length. The TTB axles are variations of the Dana 28, Dana 35, Dana 44, and Dana 50.

Is the Dana 50 a TTB or solid axle?

The Dana 50 was made as a solid axle and as a Twin Traction Beam (TTB) which pivots in the center allowing the wheels to move independently of each other. A unique quality of the Dana 50 axle is the lack of variation in both TTB and Solid axle versions, which simplifies repairs and upgrades.

Which is better Dana 50 or Dana 60?

The striaght axle can most easily be identified by a “229” cast in to the axle webbing but beware, the solid axle Dana 50 looks identical to the stronger and more desired Dana 60 axle and the internal components are not at all interchangeable.

What was The GAWR of a Dana 50?

The GAWR of a TTB Dana 50 was 4600 lbs. The Dana 50 TTB spindles will accept the Dana 60 hubs however the knuckles are not interchangeable. All Dana 50 TTB axles were leaf sprung axles. The solid axle Dana 50 was used in the Ford F-250 and the F-350 from 1999 to 2003.

When was the Dana 50 used in the F-350?

The TTB Dana 50 was also used selectively in the F-350 from 1980 to 1986. The GVW was lower in a F-350 with a TTB Dana 50, than a F-350 with a solid axle. The GAWR of a TTB Dana 50 was 4600 lbs. The Dana 50 TTB spindles will accept the Dana 60 hubs however the knuckles are not interchangeable. All Dana 50 TTB axles were leaf sprung axles.