GM TRANSMISSION DRIVEN SPEEDOMETER GEAR SET

17 18 19 20 21 22 23 TEETH

17 Purple 

18 Brown

19 White

20 Blue

21 Red

  22 Grey

    23 Black

COMES WITH NEW BULLET HOUSING 

O-RING & INNER SEAL, CLAMP, METRIC-STANDARD BOLTS 

Gears Meet or Exceed OEM Quality

   

Gears have a higher percentage of fiberglass giving them a higher temp rating and increasing tinsel strength for the drive cable.

Colors may very

 

Helpful tips

Driven gear: Fewer teeth will speed up the speedometer reading; more teeth will slow down the reading. For every tooth add or subtracted is + or - 2mph.

 

Drive gear: Fewer teeth will slow down the reading and more teeth will speed up the reading.  For every tooth add or subtracted is + or - 10mph.

 

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