[OH] 91 GTA 10 bolt rearend
Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
91 GTA 10 bolt rearend
I have nowhere to put it, so it needs to go. It is 3.23 posi with drum brakes. It makes a whirring when driving, sounds like a bearing, but it works perfectly at the moment. E brake cables and brakes included.
$150 picked up OBO.
$150 picked up OBO.
Joined: Mar 2011
Posts: 6,287
Likes: 41
From: Northwest Ohio
Car: 1991 Camaro RS
Engine: Lq4 6.0 SBE s485 turbo E85
Transmission: Fsi th400 stage 4. TSI 5500 st
Axle/Gears: Strange S60 4:10s
Re: 91 GTA 10 bolt rearend
What posi units were in those rears? The name
Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
Joined: Mar 2011
Posts: 6,287
Likes: 41
From: Northwest Ohio
Car: 1991 Camaro RS
Engine: Lq4 6.0 SBE s485 turbo E85
Transmission: Fsi th400 stage 4. TSI 5500 st
Axle/Gears: Strange S60 4:10s
Re: 91 GTA 10 bolt rearend
How bad is it wineing?? Is that the gears doing that or the differential??
Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
Re: 91 GTA 10 bolt rearend
It was getting fairly loud when I finally swapped it. Not sure what is causing it, but I did recently change the fluid due to the noise and everything looked fine with the gears.
Joined: Mar 2011
Posts: 6,287
Likes: 41
From: Northwest Ohio
Car: 1991 Camaro RS
Engine: Lq4 6.0 SBE s485 turbo E85
Transmission: Fsi th400 stage 4. TSI 5500 st
Axle/Gears: Strange S60 4:10s
Re: 91 GTA 10 bolt rearend
was it still locking up posi??? Im not sure what could be makign that noise but I need some sort of posi come spring and you live arround so im really entertaining getting yours if i knew what was wrong with it.
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Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
Member
Joined: Dec 2010
Posts: 101
Likes: 0
From: Milledgeville, GA
Car: 1992 Camaro Z28
Engine: L98
Transmission: 86' 700R4
Axle/Gears: 10 Bolt, 3.42's
Re: 91 GTA 10 bolt rearend
Nope, the pinion. If what you mean by whining is that it sounds like you're passing by a tractor trailer while riding over a bridge or listening to a jet land then it's your pinion. Had the same thing happen to me, I thought it was my trans when I first heard the noise but after a week, my rearend went. The pinion shattered and ate up my gear.
Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
Re: 91 GTA 10 bolt rearend
Whirring, not whining. Sounds just like a bad wheel bearing basically, to me at least.
Joined: Mar 2004
Posts: 313
Likes: 1
From: Winter Haven Fl
Car: 1991 Z28 convertible camaro
Engine: 383 superram
Transmission: Level 4 Vigilante 3000
Axle/Gears: 3:42,Torsen, moser axles LPW girdle
Re: 91 GTA 10 bolt rearend
I heard the same whinning sound in my rear end and a spring came out of the Auburn carrier and the pinion broke, the sound became louder and louder after short period of time and then, it broke!!! I wouldn't bolt it without investigating further for this mysterious sound!!! Good luck
Thread Starter
Joined: May 2005
Posts: 728
Likes: 1
From: Toronto, Ohio
Car: 1991 Trans Am GTA
Engine: 355
Transmission: 4L60
Axle/Gears: 4th gen 10 bolt 3.42 posi
Re: 91 GTA 10 bolt rearend
I heard the same whinning sound in my rear end and a spring came out of the Auburn carrier and the pinion broke, the sound became louder and louder after short period of time and then, it broke!!! I wouldn't bolt it without investigating further for this mysterious sound!!! Good luck
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