GM Drivetrain & Suspension Chassis | Transmission| Driveshaft | Gears/Rear End/Differential | Traction Aids

first one wasn't a fluke

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Old Sep 19, 2009 | 10:46 AM
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Default first one wasn't a fluke

i broke the same axle again. 7ish psi launch little bit of wheels spin and then my right tire went up in smoke. it didn't pop like the last time. but i got a 12.89 before that run. i was trying to get a better 60ft with more boost at launch. need less to say it didn't like it. this was with abs fuse pulled so there was no traction control active.
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Old Sep 19, 2009 | 10:51 AM
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find a different builder???
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Old Sep 19, 2009 | 10:51 AM
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what fuse do you disconnet to the traction control will disactivate
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Old Sep 19, 2009 | 11:07 AM
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12.89......

Broken axle...

Good luck figuring out what is causing it besides a lot of power and brake stalling to 7 psi.

Time for a stronger rear.
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Old Sep 19, 2009 | 11:43 AM
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pull the abs fuse. it will kick on the abs light and the traction control light. neither will work with it out. its the one under the hood. 60amp IIRC

Mort, i will be doing the escalade 9.5" swap hopefully with income taxes. as long as i can find one that is.

i'm working on posting the vid in drag racing section.
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Old Sep 19, 2009 | 12:31 PM
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https://www.performancetrucks.net/fo...d.php?t=448424 its the second vid.
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Old Sep 20, 2009 | 07:14 AM
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did you switch to aftermarket axles after you broke last time? where are they breaking at? if its at the splines which most do. some manufacturers make a necked down diameter which runs the full length with the spline area being a larger diameter. this allows the spline area which is naturally weaker due to the root diameter ( bottom of spline to bottom of spline) being smaller on most but the necked down ones allow the axle to twist over a long section and dampen any shock before it would twist the splines off.
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Old Sep 20, 2009 | 10:03 AM
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i'm going with a 9.5" done with the weak ****. for this reason i went with a stock axle when iy broke the first time. they are snapping of right before the spline. right where it goes into the locker.
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Old Sep 20, 2009 | 04:07 PM
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Moser axles are about 250 bucks, it might be worth a shot.
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Old Sep 20, 2009 | 05:16 PM
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nope, just going for the big guy. don't wanna risk it again. i want a 10PSI launch without worry that i may break an axle. going to upgrade drive shaft while I'm at it.
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