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Old 12-28-2025, 10:20 PM
jwcarguy jwcarguy is offline
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Default late 69 Camaro Z28 SS396 12 Bolt Rearend BU 3.73 posi

I have a nice late production 1969 Camaro Z/28 or SS396 12 Bolt rear axle assembly, just removed from a car that has been off road since 1988
stamped code is " BU " ( possibly a "C BU" that they used late production, has tiny dings where C would be)
housing casting #3969341NF , the casting date can't be made out
assembly date is 10/15 (Oct 15 1969)
Eaton Positraction original 3 series carrier #30140PM1
original 3.73 ratio GM gears dated 8/ 69 (Aug 69)

has original pinion yoke w/ u-joint retaining straps, original correct rear axle fill plug w/ Positraction Diff lube only plate
correct brake hose to housing bracket,
original cover
U-bolts and T- bolts w/ nuts
has drum brakes with original e-brake cables
(2) new correct lower 12 bolt multi-leaf shock plates and shock studs

this is a hard to find rear with all correct original parts for the person restoring a late production car correctly
no wheels/ tires are included

$3200

pm/call/ text (702)677-4085

in Las Vegas, NV

any shipping is buyers responsibility to arrange and pay for, willing to pallet/ crate and deliver to freight terminal for additional cost
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Last edited by jwcarguy; 01-01-2026 at 01:31 AM.
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  #2  
Old 12-29-2025, 12:17 AM
enio45 enio45 is offline
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nice orig rear!!! GLWS
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Old 12-29-2025, 02:25 AM
Lynn Lynn is offline
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Being a late rear, it likely had a "C" in front of the "BU" code. You can see where it was obliterated with a punch. Pretty common to see them both ways.

Nice piece for someone with a late Z.
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