Quick Answer

How many spline is a 14-bolt axle?

The 14-bolt axleshaft is still 1 1/2 inches, but has a 30-spline cut with a unique spline pitch. The 14-bolt axles typically have drum brakes from the factory, save for the newest late-model disc-adorning versions, but obviously there are a lot of guys out there upgrading to discs on the older ones.

Is a 14-bolt semi-float good?

Still, the 14-bolt semi-float is a solid axle for a lot of applications. Compared to a GM 10-bolt axle (for example), a semi-float 14-bolt is a nice upgrade. You can spot a semi-float 14-bolt axle by counting the lugs (if it’s a six lug wheel, it’s a semi-float), or by looking at the wheel surface.

Are more axle splines better?

Higher spline counts gives the axle more surface to transfer the load of the torque from the differential. There is also the side advantage that an axle with more splines will also be physically bigger. At least in most modern axles that use similarly sized spline teeth.

Are all 14-bolt axles the same?

Over the years, there have been millions of 14 bolt axles produced. And, of course, they weren’t all the same. GM 14 bolt axles were available in semi-float and full-float versions, and there are two types of hubs found on 14 bolt axles. Also, two different types of drums were used.

Is a 14 bolt A 1-ton axle?

The 14-Bolt Is The Ford 9-Inch Of 1-Ton Trucks

Every diesel-powered pickup sold in the United States for the last 10 years has a full-floating rear axle.

Is a 14 bolt limited slip?

14 Bolt Eaton Positraction LSD

It’s a limited slip with rebuildable clutches. Not as much traction as a locker.

How strong is a GM 14-bolt?

GM’s Strong &amp
Plentiful Axle

First appearing in 1973, the 14-bolt is one of the most used rear axles in the General Motors stable. Found under ¾- and 1-ton GM trucks, vans and SUVs, the 14-bolt received a max torque rating of 6,242 pounds.

How do I identify a 14-bolt axle?

GM 14 Bolt Differential Explained – How to Identify

What trucks have a 14-bolt rear end?

The 10.5″ Corporate 14 Bolt Differential is a heavy duty differential found on many 1973-2013 Chevrolet and GMC trucks and SUVs, as well as certain versions of the Cadillac Escalade. Additionally, this differential is found on Chevrolet Express and GMC Savanna vans produced from 1973 to current day.

How do you cut axle splines?

How to Cut Axle Splines on a SAJO Indexing Head

How do you count axle splines?

To find out how many splines the axle you want to replace has, just count the individual ridges on the end of the axle, it’s that easy!

Where are Moser axles made?

MADE IN THE USA! Moser Engineering uses its finest alloy for these replacement shafts.

How wide is a Chevy 14 bolt rear end?

14 Bolt Axle Dimensions

WMS to WMS width Axle tube diameter
SRW 68″ 3.375″
DRW 72″ 3.5″
C&C DRW 63.5″ 3.5″
SRW Van 70″ 3.5″

How wide is a GM 14 bolt axle?

GM 14-Bolt Specs

Pinion Bearing Preload (Inch lbs) 25 – 35 (new bearings) 5-15 (reused bearings)
Pinion diameter 1.750″ x 30 splines
Carrier Break 4.10 / 4.56
Approximate Weight (lbs) 550 with brake drums 450 without brake drums
Width – WMS-WMS (inches) SRW/DRW 67″ C&C DRW 63″

What size is a 14 bolt rear end?

GM 14 Bolt Specs

Applications: 1973 – present GMC & Chevrolet trucks (AAM axles replaced the 14 bolt in most applications for 2001+ model years)
Axle Spline Count: 30 spline
Axle Shaft Diameter: 1.50″ or 1.34″
Axle Tube Diameter: 3.25″ diameter, 0.50″ wall thickness tubes
Pinion Diameter: 1.750″ pinion

Is a 14 bolt rear end a Dana 60?

The 14 Bolt and Dana 70 axles are Heavier Than a Dana 60

The 14 bolt axle and the Dana 70 weigh more partly because they have 3.5″ axle tubes, which are slightly larger than the 3 3/8″ tubes found on many Dana 60s. This helps the tubes resist bending when side loaded by large tires.

Are front and rear ring and pinion the same?

These sets are exactly the same. But when the rig is driven forward the pinion is putting pressure on the drive side of the ring gear in the rear and on the coast side of the ring gear in front.

What is a grizzly locker?

Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. The Yukon Grizzly locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It’s patented design reduces common locker failures.

How much does a Detroit Locker cost?

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Item Dimensions 8 x 8 x 9 inches 0 x 0 x 0 inches

How does a Detroit Locker work?

The Detroit Locker is an automatic locking differential. This means it is normally locked during straight-line driving and sends 100% of the available torque to both wheels equally. During turns and maneuvers, the internal components unlock to allow one wheel to spin faster or slower as necessary (free wheel).

What is the strongest rear end?

Dana 60 Rear End Assemblies

If you want a big brute of a rear end under your car, look no further than a Dana 60. Even in the heyday of muscle cars, Dana 60 rear differentials were renowned for their strength, along with their difficulty to locate.

How do I know what 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.

What does a full floating axle mean?

A full floating axle consists of a wheel hub assemble that is separate from the axle shaft. A spindle bolted to the axle tube supports the wheel hub by means of a pair of wheel bearings. Therefore, the weight of the vehicle and its cargo is transfered to the axle tube, rather than the axle shaft itself.

How can I tell what rear end is in my Chevy truck?

You can typically find your RPO code on driver side door panel or glove box. General Motors rear end differentials are referred to by the diameter of the ring gear, i.e. 7.5 inch, 8.5 inch, 10.5 inch.

What does a Dana 80 come in?

ID A Dana 80 Rear Axle in Chevy, Dodge Ram, or Ford Truck IDN-126. Was: Dana 80 Rear Axles have been in production since the 1988 Model Year. They have been used in Chevy/GMC 1992-2002 , Dodge(1994-2002), and Ford (1988-current) trucks vans, and motorhome chassis.