Ford Transmission Countershaft Cluster Gear Types

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Typical for 1928 to 1952
Basic Part Number 7113

Part Number A B C D E F
Length Length Number of Teeth Number of Teeth Number of Teeth Number of Teeth
A-7113 5.00" .562" 31  * 24  * 18  * 15  *
B-7113 6.59" .667" 28 ** 24 ** 18  * 15  *
BB-7113-A 6.68" .625" 43  36  * 27  * 17  *
48-7113 6.59" .727" 28 ** 24 ** 18  * 15  *
67-7113-A 6.59" .727" 29 ** 24 ** 17  * 15  *
68-7113-A 6.59" .725" 28 ** 24 ** 18 ** 14 **
70-7113-B 7.07" .718" 42 ** 35 ** 21  * 17  *
74-7113-A 6.00" .660" 29 ** 19 ** 17  * 13  *
74-7113-C 6.00" .660" 29 ** 23 ** 17 ** 13 **
74-7113-D 6.00" .660" 29 ** 19 ** 17 ** 13 **
022A-7113-A 6.59" .725" 29 ** 24 ** 18 ** 14 **
022A-7113-B 6.70" .725" 29 ** 24 ** 18 ** 14 **
21C-7113 6.59" .725" 29 ** 24 ** 18 ** 14 **
51A-7113 6.70" .725" 28 ** 24 ** 18 ** 14 **
8M-7113 6.70" .725" 28 ** 24 ** 18 ** 14 **
1A-7113 6.70" .725" 27 ** 23 ** 17 ** 13 **
             

   * Spur Teeth                          ** Helical Teeth

 

Part Number Part Name Trans Speeds Engine Passnger Commercial 1/2 Ton 1 Ton 

Truck

Cyl HP Year Year Year Year Year
A-7113

 

Cluster Gear 31-24-18-15 spur teeth. Use with A7017A or B, A7100, A7060, A7101, and A7141A 3 4 40 28-31 28-31     28-29
B-7113

 

Cluster Gear 28 & 24 helical teeth, 18 & 15 spur teeth. Use with 48-7017, B7061, B7100, B7103, B7106, B7108, & B7141 3

3
4

8
40

90
32-34

32-34
32-34

32-34
     
BB-7113-A

 

Cluster Gear 43-36-27-17 spur teeth. Use with BB7017A or B, BB7100 & BB7101 4 All All   39-47 39-47 39-47 29-47
48-7113

 

Cluster Gear 28 & 24 helical teeth, 18 & 15 spur teeth. Use with 48-7017, B7061, 48-7106, B7100, B7103 or 48-7017, B7061, B7106, B7100, B7103 3

3
8

4
90

40
32-35

32-34
32-35

32-34
     
67-7113-A

 

 

 

 

Cluster Gear 29 & 24 helical teeth, 17 & 15 spur teeth. Use with 67-7017, B7061, 48-7106, 67-7100A or B, B7108, B7141, or 11Y7017, 11Y7061, 11Y7100, 81A7102, 01A7124, B7141 or 11Y7017, 11Y7061, 11Y7100, 81A7102, 51A7124 or 11Y7017, 21C7061B, 11Y7100, 81A7102, 01A7124, B7141 or 11Y7017, 21C7061B, 11Y7100, 81A7102, 51A7124, B7141 3

3

3

3

3
8

8

8

6

4
90

100

60

90

40
  36-41

39-47

37-40

41     
     
41-42
39-42

39-47

39-40

41-47

41-42

38-42

39-42

38-40

41-42

41-42
 
68-7113-A

 

 

 

 

Cluster Gear 28-24-18-14 helical teeth. Use with 48-7017, 68-7061A, 68-7100A, B7103, 48-7106, B7108, 68-7141 or 48-7017, 68-7061B,  01A7100, B7103, 48-7106, B7108, 68-7141 or 81A7017, 81A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 81A-7017, 81A7061, 01A7100, 81A7102, 01A7124, 68-7141
3

3

3

3

3
8

8

6

8

4
90

100

90

60

40
36-42

39-48

41-48

40      

----
36-41

39-41

41      

37-39

41      
---

---

---

39

41
---

---

---

39

41
 
70-7113-B *

 

Cluster Gear 42 & 35 helical teeth, 21 & 17 spur teeth. Use with 70-7017A, 70-7061B, 70-7105, 70-7100B, 70-7102, 70-7141B 3 All All   38-42 39-42 38-42  
74-7113-A

 

Cluster Gear 29 & 19 helical teeth, 17 & 13 spur teeth. Use with 74-7017, 74-7061B, 74-7100A, 74-7103B, 74-7106B, 74-7108, 74-7141A 3 8 60 37-39        
74-7113-C

 

Cluster Gear 29-23-17-13 helical teeth. Use with 74-7017, 74-7103A, 74-7061B, 74-7100B, 74-7106B, 74-7108, 74-7141B - replaced by 74-7113D and 74-7103B 3 8 60 37-39        
74-7113-D

 

Cluster Gear 29-19-17-13 helical teeth. Use with 74-7017, 74-7103B, 74-7061B, 74-7100B, 74-7106B, 74-7108, 74-7141B 3 8 60 37-39        
022A-7113A

 

 

 

 

 

Cluster Gear 29-24-18-14 helical teeth. Use with 022A7017, 81A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 022A7017, 81A7061, 01A7100, 81A7102, 01A7124, 68-7141 or 022A7017, 81A7061, 01A7100, 81A7102, 51A7124, 68-7141 or 022A7017, 21C7061A, 01A7100, 81A7102, 01A7124, 68-7141 or 022A7017, 21C7061A, 01A7100, 81A7102, 51A7124, 68-7141 - replaced by 022A7113B, 8M7128A & 8M7129A 3

3

3

3

3
8

8

8

4

6
60

90

100

40

90
40      

40-42

39-48

---

41-48
---

40-42

39-47

41      

41-47
     
022A-7113B

 

 

 

 

 

Cluster Gear 29-24-18-14 helical teeth. Use with 8M7128A & 8M7129A in conjunction with 022A7017, 81A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 022A7017, 81A7061, 01A7100, 81A7102,  01A7124, 68-7141 or 022A7017, 81A7061, 01A7100, 81A7102, 51A7124, 68-7141 or 022A7017, 21C7061A, 01A7100, 81A7102, 01A7124, 68-7141 or 022A7017, 21C7061A, 01A7100, 81A7102, 51A7124, 68-7141 3

3

3

3

3
8

8

8

4

6
60

90

100

40

90
40      

40-42

39-48

---

41-48
---

40-42

39-47

41      

41-47
     
21C-7113

 

 

 

 

 

 

Cluster Gear 29-24-18-14 helical teeth. " band around gear between driver and intermediate gears. Use with 022A7017, 81A7061, 21C7100, 81A7102, 81A7124, 68-7141 or 022A7017, 81A7061, 21C7100, 81A7102, 01A7124, 68-7141 or 022A7017, 81A7061, 21C7100, 81A7102, 51A7124 or 022A7017, 21C7061A, 21C7100, 81A7102, 01A7124, 68-7141 or 022A7017, 21C7061A, 21C7100, 81A7102, 51A7124, 68-7141 - replaced by 8M7113, 8M7128A, 8M7129A & 81A7017 3

3

3

3

3
8

8

6

4

8
90

100

90

40

60
40-42

39-48

41-48

---

40      
40-42

39-47

41-47

 41      

---
     
51A-7113

 

 

 

 

 

 

 

 

Cluster Gear 28-24-18-14 helical teeth. Use with 48-7017, 68-7061A, 68-7100A B7103, 48-7106, B7108, 68-7141 or 48-7017, 68-7061B, 01A7100, B7103, 48-7106, B7108, 68-7141 or 48-7017, 68-7061A, 01A7100, B7103, 48-7106, B7108, 68-7141 or 81A7017, 81A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 81A7017, 51A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 81A7017, 81A7061, 01A7100, 81A7102, 01A7124, 68-7141 or 81A7017, 51A7061, 01A7100, 51A7102, 51A7124, 68-7141 or 81A7017, 51A7061, 01A7100, 81A7102, 01A7124, 68-7141 or 81A7017, 51A7061, 01A7100, 81A7102, 81A7124, 68-7141 or 81A7017, 81A7061, 01A7100, 81A7102, 81A7124, 68-7141 3


3


3


3


3

8


8


8


4


4

90


100


60


40


40

36-42


39-48


40      


41-48


---

36-41


39-41


37-39


 41      


 41      

---


---


39


---


---

---


---


39


---


---

 
8M-7113 +

 

 

 

 

 

 

 

 

Cluster Gear 28-24-18-14 helical teeth. Use with 81A7017, 51A7061, 21C7100, 81A7102, 81A7124, 68-7141 or 81A7017, 81A7061, 21C7100, 81A7102, 81A7124, 68-7141 or 81A7017, 51A7061, 21C7100, 51A7102, 51A7124, 68-7141 or 81A7017, 81A7061, 21C7100, 81A7102, 01A7124, 68-7141 or 81A7017, 51A7061, 21C7100, 81A7102, 01A7124, 68-7141 or 81A7017, 21C7061A, 21C7100, 81A7102, 01A7124, 68-7141 or 81A7017, 21C7061A, 21C7100, 81A7102, 51A7124, 68-7141 or 81A7017, 59C7061, 21C7100, 51A7102, 51A7124, 68-7141 or 81A7017, 59C7061, 21C7100, 51A7102, 01A7124, 68-7141. 3


3


3


3


3

8


8


8


6


4

90


100


60


90


40

40-42


39-48


40     


47-48


---

40-42


39-47


---


41-47


41     

     
1A-7113 Cluster Gear 27-23-17-13 helical teeth. Use with 1C-7017, 1C-7061, 1A-7100, 1A-7102, 1A-7141, and 51A-7124 or 8M-7124. 3
3
8
6
100
  51-52
51-52
51-52
51-52
   

  *  Bus type transmission

  +  When used to replace 21C-7113 also use in place of 68-7129B, one of 8M-7128A,  one of 8M-7129A, and one of 81A-7017.

     When used to replace 68-7113A, also use in place of 68-7129B, one of 8M-7128A and one of 8M-7129A.

The Following Basic Part Numbers are Referenced in the Above Table

Part Number Description
7017 Main Drive gear
7060 Shaft & Collar Assembly
7061 Transmission Main Shaft Assembly
7100 Gear (Low & Reverse)
7102 Gear (Intermediate)
7103 Gear (Intermediate)
7105 Hub (Intermediate & High Clutch)
7106 Sleeve (Intermediate & High Clutch)
7108 Hub & Ring Assembly (Intermediate & High Clutch)
7113 Countershaft Cluster Gear
7124 Synchronizer Assembly
7128 Plate (Cluster Gear Rear Thrust)
7128 Plate (Cluster Gear Rear Thrust)
7141 Gear & Bushing Assembly (Reverse & Idler)

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