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You are here: Home Tech Articles & Tutorials Front/Rear Differentials Dana/Spicer Front Axle Codes 1961-1971
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Axle Assembly Identification
Dana/Spicer Products - Front Axle Codes 1961-1971

  
NOTE: The codes listed on these pages only go up through 1971. If you have access to axle tag codes for '72-up, please e-mail me.
Code Year Model Ratio NL or L Locking
Hubs		 Spicer
Axle
Model		 Additional Information
C1TT-G - F-100 4.55 - - 44-6 -
C1TT-H - F-100 3.92 - X 44-6 -
C1TT-J - F-100 4.55 - X 44-6 -
C1TT-K - F-250 3.92 - - 44-6 3000 lb
C1TT-L '61-62 F-250 4.55 - - 44-6 3500 lb
C1TT-M '61-62 F-250 4.55 - X 44-6 3500 lb
C1TT-N '61-62 F-250 4.56 - - 44-6 3000 lb
C1TT-R '61-62 F-100 3.92 - - 44-6 -
C1TT-S '61-62 F-250 4.56 - X 44-6 3000 lb
C1TT-T '61-62 F-100 3.92 - X 44-6 -
C3TA-A '63-66 F-250 4.55 - - 44-6 3500
C3TA-B '63-65 F-250 4.55 - X 44-6 3500 lb
C3TA-C '63-65 F-250 4.55 - - 44-6 3000 lb
C3TA-D '63-65 F-100 3.92 - - 44-6 -
C3TA-E '63-65 F-250 4.55 - X 44-6 3000 lb
C3TA-F '63-65 F-100 3.92 - X 44-6 -
C3TA-L '63-65 F-100 4.09 - X 44-6 -
C4TA-A '64-65 F-250 4.55 - X 44-6 3000 lb
C4TA-B '64-65 F-100 3.92 - X 44-6 -
C5TA-A '65 F-150, F-250 3.73 - - 44-6 3000 lb
C5TA-B '65 F-100, F-250 3.73 - X 44-6 3000 lb
C5TA-C '65 F-250 4.09 - - 44-6 3000 lb
C5TA-D '65 F-100 4.09 - X 44-6 -
C5TA-E '65 F-250 4.55 - - 44-6 3000 lb
C5TA-F '65 F-100 4.55 - X 44-6 -
C5TA-G '65 F-250 4.55 - X 44-6 3000 lb
C5TA-H '65 F-250 4.55 - X 44-6 3000 lb
C5TA-J '65 F-100 3.54 - - 44-6 -
C5TA-K '65 F-100 3.54 - X 44-6 -
C5TA-L '65 F-250 4.55 - - 44-6 3500 lb
C5TA-M '65 F-250 4.55 - X 44-6 3500 lb
C5TA-U '65 F-250 4.55 - X 44-6 3000 lb
C5TA-V '65 F-250 4.55 - - 44-6 3000 lb
C6TA-A '66 F-100 4.09 - X 44-7 -
C6TA-AF '66 F-100 3.54 - - 44-7 -
C6TA-AG '66 F-100 3.54 - - 44-7 -
C6TA-AH '66 F-100 4.09 - - 44-7 -
C6TA-AJ '66 F-100 3.73 - - 44-7 -
C6TA-AK '66 F-100 3.73 - - 44-7 -
C6TA-AL '66 F-100 4.09 - - 44-7 -
C6TA-AY '66 F-250 4.55 - X 44-6 3500 lb
C6TA-AZ '66 F-250 4.55 - - 44-6 3500 lb
C6TA-BA '66 F-250 4.55 - X 44-6 3000 lb
C6TA-BB '66 F-250 4.55 - - 44-6 3000 lb
C6TA-BJ '66 F-100 3.54 - - 44-7 -
C6TA-BK '66 F-100 3.54 - - 44-7 -
C6TA-BL '66 F-100 3.73 - - 44-7 -
C6TA-BM '66 F-100 3.73 - - 44-7 -
C6TA-BN '66 F-100 4.09 - - 44-7 -
C6TA-BR '66 F-100 4.09 - - 44-7 -
C6TA-C '66 F-100 3.73 - - 44-7 -
C6TA-F '66 F-100 3.73 - X 44-7 -
C6TA-G '66 F-100 4.09 - - 44-7 -
C6TA-J '66 F-100 3.54 - X 44-7 -
C6TA-K '66 F-100 3.54 - - 44-7 -
C6TA-T '66 F-250 4.55 - - 44-6 3500 lb
C6TA-U '66 F-250 4.55 - X 44-6 3500 lb
C6TA-V '66 F-250 4.55 - X 44-6 3000 lb
C6TA-Y '66 F-250 4.55 - - 44-6 3000 lb
C7TA-AB '67 F-250 4.55 - - 44-6 3500 lb
C7TA-AC '67 F-250 4.55 - X 44-6 3500 lb
C7TA-AD '67 F-250 4.55 - X 44-6 3000 lb
C7TA-AE '67 F-250 4.55 - - 44-6 3000 lb
C7TA-AF '67 F-100 4.09 - X 44-7 -
C7TA-AB '67 F-100 4.09 - - 44-7 -
C7TA-AH '67 F-100 3.54 - X 44-7 -
C7TA-AJ '67 F-100 3.73 - X 44-7 -
C7TA-AK '67 F-100 3.54 - - 44-7 -
C7TA-BF '67 F-100 3.73 - - 44-7 -
C7TA-BG '67 F-100 3.73 - - 44-7 -
C7TA-BH '67 F-100 4.09 - - 44-7 -
C7TA-BJ '67 F-100 4.09 - - 44-7 -
C7TA-BK '67 F-100 3.54 - - 44-7 -
C7TA-BL '67 F-100 3.54 - - 44-7 -
C7TA-M '67 F-100 3.73 - - 44-7 -
C8TA-AA '68 Bronco 3.50 L X 30 -
C8TA-AB '68 Bronco 3.50 NL X 30 -
C8TA-AC '68 Bronco 3.50 NL - 30 -
C8TA-AE '68 Bronco 4.56 NL X 30 -
C8TA-AG '68 Bronco 4.10 L X 30 -
C8TA-AH '68 Bronco 4.10 NL X 30 -
C8TA-AJ '68 Bronco 4.10 NL - 30 -
C8TA-AK '68 F-250 4.09 - - 44-6 3500 lb
C8TA-AL '68 F-250 4.09 - X 44-6 3500 lb
C8TA-AM '68 F-250 4.09 - X 44-6 3000 lb
C8TA-AN '68 F-250 4.09 - - 44-6 3000 lb
C8TA-AV '68 F-250 4.09 - X 44-6 3000 lb
C8TA-AY '68 F-250 4.09 - - 44-6 3000 lb
C8TA-AZ '68 F-250 4.09 - - 44-6 3500 lb
C8TA-BA '68 F-250 4.09 - X 44-6 3500 lb
C8TA-BC '68 F-100 3.54 - - 44-7 -
C8TA-BD '68 F-100 3.54 - - 44-7 -
C8TA-BE '68 F-100 3.73 - - 44-7 -
C8TA-BF '68 F-100 4.09 - - 44-7 -
C8TA-BG '68 F-100 4.09 - - 44-7 -
C8TA-BH '68 F-100 3.73 - - 44-7 -
C8TA-BV '68-69 F-100 3.54 - - 44-7 -
C8TA-BY '68-69 F-100 3.54 - X 44-7 -
C8TA-BZ '68-69 F-100 3.73 - X 44-7 -
C8TA-CA '68-69 F-100 4.09 - - 44-7 -
C8TA-CB '68-69 F-100 4.09 - X 44-7 -
C8TA-CC '68-69 F-100 3.73 - - 44-7 -
C8TA-CD '68 F-100 3.54 - - 44-7 -
C8TA-CE '68 F-100 4.09 - - 44-7 -
C8TA-CF '68 F-100 3.73 - - 44-7 -
C8TA-CG '68 F-250 4.09 - - 44-6 3000 lb
C8TA-DC '68 F-250 4.09 - X 44-6 3500 lb
C8TA-DD '68 F-250 4.09 - - 44-6 3500 lb
C8TA-DE '68 F-250 4.09 - X 44-6 3000 lb
C8TA-DF '68 F-250 4.09 - - 44-6 3000 lb
C8TA-DG '68-69 F-250 4.09 - - 44-6 3500 lb
C8TA-DH '68-69 F-250 4.09 - X 44-6 3500 lb
C8TA-DJ '68-69 F-250 4.09 - X 44-6 3000 lb
C8TA-DK '68-69 F-250 4.09 - - 44-6 3000 lb
C8TA-L '68 F-100 3.54 - - 44-7 -
C8TA-M '68 F-100 3.54 - X 44-7 -
C8TA-N '68 F-100 3.73 - X 44-7 -
C8TA-R '68 F-100 4.09 - - 44-7 -
C8TA-S '68 F-100 4.09 - X 44-7 -
C8TA-T '68 F-100 3.73 - - 44-7 -
C9TA-AA '69-70 Bronco 4.56 NL X 30 -
C9TA-AB '69-70 Bronco 4.10 L X 30 -
C9TA-AC '69-70 Bronco 4.10 NL X 30 -
C9TA-AD '69-70 Bronco 4.10 NL - 30 -
C9TA-AE '69-70 F-100 3.54 - - 44-7 -
C9TA-AF '69-70 F-100 3.54 - X 44-7 -
C9TA-AG '69-70 F-100 3.73 - X 44-7 -
C9TA-AH '69-70 F-100 4.09 - - 44-7 -
C9TA-AJ '69-70 F-100 4.09 - X 44-7 -
C9TA-AK '69-70 F-100 3.73 - - 44-7 -
C9TA-BS '69-70 F-250 4.09 - - 44-6 3500 lb
C9TA-BT '69-70 F-250 4.09 - X 44-6 3500 lb
C9TA-BV '69-70 F-250 4.09 - - 44-6 3000 lb
C9TA-BU '69-70 F-250 4.09 - X 44-6 3000 lb
C9TA-V '69-70 Bronco 3.50 L X 30 -
C9TA-Y '69-70 Bronco 3.50 NL X 30 -
C9TA-Z '69-70 Bronco 3.50 NL - 30 -
D1TA-AA '71 F-250 4.09 - - 44-6 3500 lb
D1TA-BA '71 F-250 4.09 - X 44-6 3500 lb
D1TA-CA '71 F-250 4.09 - X 44-6 3000 lb
D1TA-DA '71 F-250 4.09 - - 44-6 3000 lb
D1TA-EC '71 F-100 3.54 - - 44-7 -
D1TA-FC '71 F-100 3.54 - X 44-7 -
D1TA-GC '71 F-100 3.73 - X 44-7 -
D1TA-HC '71 F-100 4.09 - - 44-7 -
D1TA-JC '71 F-100 4.09 - X 44-7 -
D1TA-KC '71 F-100 3.73 - - 44-7 -
D1TA-LA '71 Bronco 3.50 L X 30 -
D1TA-LB '71 Bronco 3.50 L X 30 3500 lb
D1TA-MA '71 Bronco 3.50 NL X 30 -
D1TA-MB '71 Bronco 3.50 NL X 30 -
D1TA-NA '71 Bronco 3.50 NL - 30 -
D1TA-NB '71 Bronco 3.50 NL - 30 -
D1TA-RA '71 Bronco 4.56 NL X 30 -
D1TA-RB '71 Bronco 4.56 NL X 30 -
D1TA-SA '71 Bronco 4.10 L X 30 -
D1TA-SB '71 Bronco 4.10 L X 30 -
D1TA-TA '71 Bronco 4.10 NL X 30 -
D1TA-TB '71 Bronco 4.10 NL X 30 -
D1TA-UA '71 Bronco 4.10 NL - 30 -
D1TA-UB '71 Bronco 4.10 NL - 30 -
D1TB-AA '71 F-600 6.20 - - 75 Timken
D1TB-BA '71 F-600 7.20 - - 75 Timken
D1TB-CA '71 F-600 6.20 - - 75 Timken
D1TB-DA '71 F-600 7.20 - - 75 Timken
D1TB-EA '71 F-600 6.80 - - 75 -
D1TB-FA '71 F-600 6.80 - - 75 Timken
 

 
You are here: Home Tech Articles & Tutorials Front/Rear Differentials Dana/Spicer Front Axle Codes 1961-1971


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