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2007 3500 Limited Slip Differential Re-Build

Old Dec 8, 2025 | 11:57 AM
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Default 2007 3500 Limited Slip Differential Re-Build

We have a 2007 Cab and Chassis 3500 that we pulled the differential apart on this weekend. The carrier has a visible worn gear - we have not pulled that apart yet to find out what else is worn. We will do that tonight. The ring and pinion are ok. I am currently looking for the worm and spider gears for inside the carrier and I'm having zero luck. Anyone else re-build their differential and have any insight on where to get parts?

Forgive me if I posted in the wrong spot. First time to post.
 

Last edited by rmills; Dec 8, 2025 at 11:58 AM. Reason: add to the post
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Old Dec 8, 2025 | 11:59 AM
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I've called Detroit Gear and Axle and Yukon. Detroit said they couldn't get the internal parts for the Carrier and Yukon said they only sell axles.
 
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Old Dec 8, 2025 | 12:27 PM
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Randy's Ring and pinion?

What rear diff does it have in it? Is that a Mopar corporate, or one of the AM fellers?
 
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Old Dec 8, 2025 | 12:53 PM
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Originally Posted by HeyYou
Randy's Ring and pinion?

What rear diff does it have in it? Is that a Mopar corporate, or one of the AM fellers?
AAM 11.25" 410 ratio

Is that what you're looking for?
 
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Old Dec 8, 2025 | 01:35 PM
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Originally Posted by rmills
AAM 11.25" 410 ratio

Is that what you're looking for?
Yep. I can find kits for the axle, but, not the LSD..... Those, I can only find the whole thing...... and they ain't cheap. Might want to call a few places, see what they have to say.....
 
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Old Dec 9, 2025 | 10:30 AM
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That's what I'm finding too. Carrier I've found from $598 (A-Premium) and up. We're a little leary of too good to be true pricing. This truck is loved but used hard feeding cows. Most places have said go to the junk yard and pull the whole rear end for the price a new LSD carrier costs.

Thank you for looking around thought.
 
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