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05-20-2011, 02:04 AM
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#1 |
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Registered User
Join Date: Apr 2011
Location: Los Angeles, CA
Posts: 6
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71 blazer 12 bolt
quick question the differential of a 4x4 71 blazer do they have 5 lug axles and posi?...i found one for sale and i want to replace my 6 lug rearend on my 69..im assuming the dimensions are the same except for the blazer being a leaf spring rearend right?
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05-20-2011, 11:06 AM
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#2 |
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Registered User
Join Date: Jan 2011
Location: Chattanooga, TN
Posts: 2,165
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Re: 71 blazer 12 bolt
Pretty sure all 4x4 are 6-lug.
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'83 K20-TPI '73 C10 '79 C10-ex-diesel(SOLD) '07 Tahoe(Son driving) '14 Suburban-DD '71 C10-current project |
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05-20-2011, 12:16 PM
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#3 | |
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Senior Member
 
Join Date: Jan 2001
Location: Orem, Utah
Posts: 7,976
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Re: 71 blazer 12 bolt
Quote:
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05-20-2011, 03:47 PM
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#4 |
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Devil's in the Details
Join Date: Sep 2008
Location: Southern Utah
Posts: 353
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Re: 71 blazer 12 bolt
4x4 Blazer = Leaf spring rear 12 bolt with 6 lugs.
A posi was not standard equipment. That was an option only. You'd have to look at the SPID of the vehicle, lift it up and spin a tire, or take the diff cover off to confirm it.
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'70 K10 Suburban - TBI 454, 4L80E, NP241C, Dana 60 & 44 - The 10+ Year Project Thread Datsun 240Z, 510 2 door and an old Honda motorcycle |
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