29069 Calahan Rd, Roseville, MI 48066
Info: 586-772-0000 | Orders: 800-828-7229

1961-1964 Corvette & 409 Chevy Used Rare 3789812 Posi Rear End Empty Case/Pick 1

This is for Your Choice of ONE RARE 1961 61 1962 62 1963 63 and 1964 64 Chevy Passenger Car, (Impala, Bel Air, Biscayne, etc), and Also Applicable to 1961 and 1962 Corvettes, 3789812 Empty Positraction, (Limited Slip), Empty Rear Axle Differential Housing, (with a P on the Case). It has been hot tanked, shot blasted and visually checked and is clean and ready to build, (we also offer those parts and services if you don't have a connection). It can also be built as any ratio you want, 3.08, 3.36, 3.55, 3.70, 4.11, 4.56, 4.88, and 5.13. The rotating posi ring gear carrier, (optional at extra cost), comes in a 3 ratio and 4 ratio design and should be selected correctly to match the ratio you want to build. "Keep Your GM Car All GM!" This is what you need for your Bloomington Gold, NCRS Top Flight Restoration or Survivor Car! You can have your choice of one of the following while supplies last:

Date             Cast Date   Cast#    Notes/Codes


Illegible Illegible 3789812 Sideways P
Illegible Illegible 3789812 Sideways P

9/19/1960     I 19 0     3789812
11/23/1960   K 23 0    3789812   AO 11 25
12/19/1960   L 19 0    3789812   BH 1 03
12/23/1960   L 23 0    3789812   AX 1 09
10/3/1961     J 3 1      3789812
6/8/1962      F 8 2       3789812   AX 22
9/23/1962    I 23 62    3789812  
11/1/1962    K 1 2       3789812
11/3/1962    K 3 2       3789812
3/21/1963    C 21 3     3789812   BM 04 02
3/25/63        C 25 3    3789812   AM 4 01
4/1/1963      D 1 3      3789812   AX 4 10
4/8/1963      D 8 3      3789812   AM 4 18  
6/5/1963      F 5 3       3789812   AS 6 11
7/5/1963      G 5 3      3789812   AX 7 15
8/13/1963    H 13 3    3789812   Blank
10/28/1963  J 7 3       3789812   Blank
9/24/1963    I 24 3     3789812   BM 10 01
12/28/1963  L 28 3     3789812   Blank
4/17/1964    D 17 4    3789812
1/13/1964   A 13 4     3789812   Blank
4/24/1964   D 24 4     3789812   Blank
7/13/1964   G 13 4     3789812   Blank
8/30/1965   H 30 5     3789812   Blank 
12/8/1965   L 8 5       3789812
8/22/1966   H 22 6     3789812


See these other listings in the "VettePartsMan" Tracy Performance Corvette Parts eBay Store under the category "Transmission, Driveline, Axle". This will also fit 1956 56 1957 57 1958 58 1960 60 1961 61 1962 62 Corvettes and Chevrolet passenger cars from 1955 55 1956 56 1957 57 1958 58 1959 59 1960 60 1961 61 1962 62 1963 63 and 1964 64 model years. IMPORTANT NOTE: Please Also See our Other Listings for: 1956 Chevy and Corvette 3707306 Open Differential Housings 1957 to 1962 Corvette/1957 to 1964 Chevy 3725899 Open Differential Housings 1957 to 1961 Chevy and Corvette 3743833 Positraction Housings 1961 to 1962 Corvette/1961 to 1964 Chevy 3789812 Positraction Housings 1963 to 1965 3818753 Corvette Axle Housings 1965 to 1966 3878476 Corvette Axle Housings 1967-1979 3899143 Corvette Axle Housings These also include the "Very Rare" early (BB), big block 1965 65 396/425 and 1966 66 1967 67 1968 68 and 1969 69 Corvette rear axle housings including the rare L-88 and L89 Corvettes. We can also sell it as an assembled unit at extra cost if desired. "Keep Your GM Car All GM!" This is what you need for your Bloomington Gold, NCRS Top Flight Restoration or Survivor Car!
Please call toll free with questions or for more info, 888-828-7229, (888-UC-TRACY)!
The Copyrighted Info and Pictures are the Property of Tracy Performance!

Vehicle Applications:
1962 Chevrolet Corvette with Posi 
1961 Chevrolet Corvette with Posi 
1964 Chevrolet Passenger Car with Posi 
1963 Chevrolet Passenger Car with Posi 
1962 Chevrolet Passenger Car with Posi 
1961 Chevrolet Passenger Car with Posi 


Listing Number:1007 - JT120328A
eBay Listing:390408536614
Condition:Used
Corvette Series:Not Corvette
C1 1953-1962
Group Number:5.510
Part Brand:GM, General Motors
Manufacturer Part #:3789812
Casting Number:3789812
Casting Date:Various 1961-1965
Tracy Part Number:U 812 C2 Empty Posi Hsg
Color:Cast Iron Gray
Interchange Part #:Chevrolet, Chevy, Corvette
Placement:Rear
Placement Details:

In Rear Axle Housing

Surface Finish:Cast Iron
Manufactured In:United States
Qty Available:23
Retail Price:$899.00
Shipping Price:$61.00 (Continental US)

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RARE 1961 61 1962 62 1963 63 1964 64 1965 65 Chevy Passenger Car Impala Bel Air Biscayne 1961 1962 Corvettes 3789812 Empty Positraction Limited Slip Empty Rear Axle Housing P Case Chevy Chevrolet C1 C2 C3 C4 C5 C6 Corvette NCRS Top Flight Bloomington Gold Tracy Performance Corvette Parts Roseville Detroit Michigan 48066 Sting Ray 283 302 327 348 350 396 402 409 427 454 502 Engine Transmission