UPPER SETS

GEAR

TOOTH

WITH-OUT REARS

RATIO

COUNT

YOUR TRANSFER RATIO IS

1 TO 1

32/32

2.824

1.032

31/32

2.91

2.74

1.065

31/33

3.01

2.65

1.100

30/33

3.11

2.57

1.133

30/34

3.20

2.49

1.172

29/34

3.31

2.41

1.207

29/35

3.41

2.34

1.250

28/35

3.53

2.26

1.286

28/36

3.63

2.20

1.333

27/36

3.76

2.12

1.370

27/37

3.87

2.06

1.420

26/37

4.01

1.99

1.462

26/38

4.13

1.520

25/38

4.29

1.560

25/39

4.41

1.625

24/39

4.59

1.667

24/40

4.71

UNDERDRIVE

OVERDRIVE

LOWER SETS

RATIO

TOOTH COUNT

RATIO

TOOTH COUNT

1 TO 1

33/33

2.421

19/46

1.640

25/41

2.824

17/48

Upper Set x Lower Set x Rear Ends ( x Any Transmission Ratio) = Overall Ratio