[MA] 1989 9 bolt rear end
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
1989 9 bolt rear end
3.70 gears no calipers or discs. 65,000 on rear end. 300obo.
Thread Starter
Supreme Member
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Bump. Still for sale
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From: Stafford, Connecticut
Car: 87 Iroc
Engine: modified 350
Transmission: high performance built 700R4
Axle/Gears: Strange S60 3:73
Re: 1989 9 bolt rear end
Is it a posi rear?What make are the ring and pinion?
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Im located in MA. It is posi and I got the gears from 9bolt.com when they offered new sets at $400 a set just for the gears and shim kit.
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Joined: Sep 2011
Posts: 13
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From: Gonzales La.
Car: 89iroc/03dakota
Engine: 350&4.7
Transmission: auto
Axle/Gears: 2:77 & 3:55
Thread Starter
Supreme Member
iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Im debating shipping the rear. Wondering if ups can ship this. Dont want to screw anyone on shipping. It might be expensive. Im thinking $150+ I may be wrong though.
Thread Starter
Supreme Member
iTrader: (1)
Joined: Dec 2002
Posts: 1,391
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Send me your zips. Ill see what I can do. Thanks
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From: Ettrick WI
Car: 92 Z,92 RS,95 SS,00 WS6, 04 XUV
Engine: 383z,350RS, LT1, LS1 ,vortec 4.2
Transmission: 700R4, 700R4,4L60E,4L60E, Auto,
Re: 1989 9 bolt rear end
any ideas on shipping, could go to my business at 54630 in Wi, frieght
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Supreme Member
iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Guys shipping is going to be costly. Like 150 or more.
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From: Ettrick WI
Car: 92 Z,92 RS,95 SS,00 WS6, 04 XUV
Engine: 383z,350RS, LT1, LS1 ,vortec 4.2
Transmission: 700R4, 700R4,4L60E,4L60E, Auto,
Re: 1989 9 bolt rear end
What year is the rearend, iron or aluminum calipers
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Supreme Member
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
1989 9 bolt no calipers come with it. But they are aluminum.
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Yes. Are you local?
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From: Ettrick WI
Car: 92 Z,92 RS,95 SS,00 WS6, 04 XUV
Engine: 383z,350RS, LT1, LS1 ,vortec 4.2
Transmission: 700R4, 700R4,4L60E,4L60E, Auto,
Re: 1989 9 bolt rear end
did you check on shipping shipping to WI,
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Supreme Member
iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
2slo5.o where are you located? Im in southeastern MA.
Thread Starter
Supreme Member
iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
I still have it. Last buyer backed out. Im in southeastern MA.
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From: Dover, DE
Car: 1990 & 1991 Firebird Formula 350's
Engine: 350 ci
Transmission: T 5 & 700r4
Axle/Gears: 3:23 & 3:27
Thread Starter
Supreme Member
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Its a 9 bolt with the backing plates. It has roughly 68000 on the rear probably 8000 or so on the 3.70 gears. It needs to be painted but axels and inside everthing is close to new.No lines or calipers or discs. Main thing is it has the 3.70 gears. Which when I bought new they were around $300+install kit. Id rather sell local as I really dont want to ship. Backing plates are hardest to get. But there included. Discs and calipers can be had just about anywhere. Im using them on my new rear end. For the right person who wants it its a nice rear end. I have sent pictures to people and they all want to give me way less than what Im asking as is the case I run into on this site alot when dealing with parts. To be honest if someone want to come down and look at it Il gladly pull the cover and axels out for them to look. But the numerous emails and pics people want and then lowball me on price. Sorry I really dont have the time for tire kickers. If you want the rear lmk. Ill make a time and you can come by and look at it. But have to tell you right off the bat Its not going for less than $300. Thanks
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From: Georgetown TX
Car: Base 91 'bird
Engine: 3.1 v6
Transmission: 4L60
Axle/Gears: 9-bolt 3.27 & PBR
Re: 1989 9 bolt rear end
If you can't get a local pick up you may need to think about pulling the posi and shipping just that or even separating the ring and pinion. Sometimes people look for just the axles or other parts. A pain but shifting a whole rear end is not easy.
Thread Starter
Supreme Member
iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Your right about that. If anyone wants the pumkin or gears etc just ask. Just want this out of my garage.
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From: SoCal
Car: 1988 Iroc Z
Engine: 5.7
Transmission: 700r4
Axle/Gears: 9 bolt 2.77
Re: 1989 9 bolt rear end
I'd be interested in the ring and pinion as well as the 3 series carrier. Let me know if you have a price in mind, I'm in SoCal so shipping would be a must. Hope we can work out a deal. Have a great day.
Thread Starter
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iTrader: (1)
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Re: 1989 9 bolt rear end
Ok. I just logged back on. I have all your pms. Let me get a price together. Thanks
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Joined: Oct 2004
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From: Rutland MA
Car: 1 68 bird, 2 87 birds, a 92 bird...
Engine: carb'ed 305 in the 87, yuck...
Transmission: 700R4, for now....
Re: 1989 9 bolt rear end
If you still have this I'm interested. I'm in mass and can come pick it up no problem.
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From: Ettrick WI
Car: 92 Z,92 RS,95 SS,00 WS6, 04 XUV
Engine: 383z,350RS, LT1, LS1 ,vortec 4.2
Transmission: 700R4, 700R4,4L60E,4L60E, Auto,
Re: 1989 9 bolt rear end
I'll send you $425.00 to ship to Wi, if so will you send me pics to les@universaltruckequipment.com. Thanks Les
Thread Starter
Supreme Member
iTrader: (1)
Joined: Dec 2002
Posts: 1,391
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From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Thread Starter
Supreme Member
iTrader: (1)
Joined: Dec 2002
Posts: 1,391
Likes: 66
From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Thread Starter
Supreme Member
iTrader: (1)
Joined: Dec 2002
Posts: 1,391
Likes: 66
From: MA
Car: 1989 IrocZ
Engine: 421 Dart Stroker
Transmission: 4L60E Cahall Performance Built
Axle/Gears: Midwest Chassis Fab 9/ 3.55 gears
Joined: May 2010
Posts: 61
Likes: 1
From: Chicopee, MA
Car: 1987 Trans Am
Engine: 5.7 V8
Transmission: Automatic










