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Price: $18.00 Sale Price: No Price Availability: in stock Prod. Code: 2987917

 Speedo driven gears. OEM AC Delco gears. Your choice of one gear, please specify:

NEW! Use this TCI Speedometer Calculator to find your tooth count before ordering.   Click the link!

• • 18 tooth brown  dimension -1.75 x .305 x .810
  • 19 tooth white    dimension -1.75 x .305 x .810
  • 20 tooth blue     dimension -1.75 x .305 x .810
  • 21 tooth red       dimension -1.75 x .305 x .810
  • 22 tooth grey     dimension -1.75 x .305 x .810
  • 18-22T .810 diameter gears must be used with a 1.84 OD speedo drive gear.
  • 22 tooth green   dimension -1.75 x .305 x .870 
  • 23 tooth black    dimension -1.75 x .305 x .870
  • 24 tooth yellow   dimension -1.75 x .305 x .870
  • 22-24T .870 diameter gears must be used with a 1.76 OD speedo drive gear.

    Speedo Gear Chart

    Axle Ratio                   6T                    7T                       8T -Drive Gears

    2.73                            -                       -                       18            

    3.08                            -                      18                       20

    3.27                            -                      19                       21

    3.55                           17                     20                       22

    3.73                           18                     21                       23

    4.10                            19                    22                       24

    4.30                            21                    23                       25

    4.56                            23                    24

• Calculated driven gears are based on normal 26" tires and the formula listed below: 

Driven Gear Teeth = Drive gear teeth x axle ratio x tire revs/mile