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Cost for Labor Gear Install

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Old Apr 21, 2019 | 08:04 PM
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C6KWJ's Avatar
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Default Cost for Labor Gear Install

Hello,

I am curious what folks are paying for rear end gear swap? I have a manual with 3.42 and looking at 3.90s.

Thanks
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Old Apr 21, 2019 | 09:31 PM
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I would buy a used RPM diff before I trusted shop to swap just the gears. Gear swaps are the best bang for the buck for NA 6 speed corvettes
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Old Apr 21, 2019 | 09:43 PM
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Originally Posted by slowtealz28
I would buy a used RPM diff before I trusted shop to swap just the gears. Gear swaps are the best bang for the buck for NA 6 speed corvettes
Thanks only need new pinion gears rather than whole diff. I am just curious what folks are paying for install costs it’s been over 10 years since I had a performance shop do them on a previous vehicle.
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Old Apr 22, 2019 | 01:06 AM
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Parts are cheap, and its finding someone you trust to get the gear lash correct instead.

Also, you don't state if your pulling the diff to hand to someone to re-gear it, or if they will need to pull the diff which is going to be more money as well.

To add, at the same time they are changing the gearing, have them change the LSD clutch packs as well!!!! Street driving, the clutch packs are good for around 100K, but has seen racers/autocross guys burn through the clutch packs in under 20K isntead. Hence is the reason if your going to use the car for race, then get change out the LSD to something better ( Quaife).
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