FREE SHIPPING & HANDLING!*                           Order by 11 PM EST for Same Day Shipping!

TCI GM Speedometer Gears


TCI
TCI GM Speedometer Gears

Product images may differ from actual product appearance.

TCI GM Speedometer Gears fit most popular transmissions like the Powerglide, TH350, TH400, 2004R, 700R4, etc. Choose from many gear options.

The formula below will work for any GM, Ford, or Chrysler vehicle; it is very useful when there is no established baseline from which to work, such as replacing a transmission in a vehicle that was purchased without a driveline.




# Drive Teeth x Axle Ratio x Tire Rev. per Mile
1001
= # Driven Teeth

Use the following formula to calculate the Tire Rev. per Mile for the above formula.

Tire Rev. per Mile = 20168
Tire Diameter (inches)





25 Products
Drive Gear Clips

890-880024
Drive Gear Clips
  • 5/16'' Wide
  • $10.99
    Ships

    890-880026
    Drive Gear Clips
  • 7/16'' Wide
  • $10.99
    Order Today Ships 08/21/14
    Drive Gears

    890-880014
    Drive Gear
  • Replacement for GM# 6261783
  • 1.19'' Shaft
  • 8-Tooth
  • 5/16'' Clip
  • Black
  • $18.99
    Ships

    890-880015
    Drive Gear
  • 1973-86 250,C/ 350,C/375B
  • 1977-90 200,C
  • 1.19'' Shaft, Style A
  • 10-Tooth
  • 5/16'' Clip
  • Purple
  • $18.99
    Ships

    890-880016
    Drive Gear
  • 1969-86 250,C/ 350,C/375B
  • 1.19'' Shaft, Style C
  • 18-Tooth
  • 7/16'' Clip
  • Green
  • $18.99
    Ships

    890-880018
    Drive Gear
  • 1982-93 700R4
  • 1.19'' Shaft, Style B
  • 15-Tooth
  • 5/16'' Clip
  • Gray
  • $18.99
    Ships

    890-880019A
    Drive Gear
  • 1965-89 TH375, TH400, TH475
  • 1.19'' Shaft, Style C
  • 15-Tooth Steel Gear
  • 7/16" Clip
  • Tan
  • $35.99
    Ships

    890-880027
    Drive Gear
  • 1982-93 700R4
  • 1.19'' Shaft, Style B
  • 17-Tooth
  • 5/16'' Clip
  • Red
  • $18.99
    Ships

    890-880038
    Drive Gear
  • 1981-90 125,C/2004R
  • Style E
  • 10-Tooth
  • Green
  • $68.99
    Ships
    Driven Gear Housing

    890-880021
    Driven Gear Housing
  • Powerglide/TH350
  • 7/8'', Style I
  • 18-23-Tooth
  • Steel
  • Replaces OE# 345215
  • $15.99
    Ships

    890-880042
    Driven Gear Housing
  • TH400
  • 1.935'', Style J
  • 34-39-Tooth
  • Aluminum
  • $43.99
    Order Today Ships 08/07/14

    890-880043A
    Driven Gear Housing
  • TH400
  • 40-45-Tooth
  • Aluminum
  • $74.99
    Order Today Ships 08/21/14
    Driven Gears

    890-880000
    Driven Gear
  • 2.25'' x .305'' x .785'', Style F
  • 18-Tooth
  • Brown
  • $18.99
    Order Today Ships 08/07/14

    890-880001
    Driven Gear
  • 2.25'' x .305'' x .800'', Style F
  • 19-Tooth
  • Natural
  • $18.99
    Ships

    890-880002
    Driven Gear
  • 2.25'' x .305'' x .800'', Style F
  • 20-Tooth
  • Blue
  • $18.99
    Ships

    890-880003
    Driven Gear
  • 2.25'' x .305'' x .800'', Style F
  • 21-Tooth
  • Red
  • $18.99
    Ships

    890-880004
    Driven Gear
  • 2.25'' x .305'' x .810'', Style F
  • 22-Tooth
  • Gray
  • $18.99
    Ships

    890-880005
    Driven Gear
  • 1.75'' x .305'' x .865'', Style F
  • 23-Tooth
  • Black
  • $18.99
    Order Today Ships 08/21/14

    890-880007
    Driven Gear
  • 3.35'' x .305'' x 1.500'', Style H
  • 34-Tooth
  • Green
  • $24.99
    Ships

    890-880008
    Driven Gear
  • 3.35'' x .305'' x 1.500'', Style H
  • 35-Tooth
  • Orange
  • $18.99
    Ships

    890-880009
    Driven Gear
  • 3.35'' x .305'' x 1.500'', Style H
  • 36-Tooth
  • Natural
  • $18.99
    Ships

    890-880011
    Driven Gear
  • 3.35'' x .305'' x 1.500'', Style H
  • 38-Tooth
  • Blue
  • $18.99
    Ships

    890-880012
    Driven Gear
  • 3.35'' x .305'' x 1.500'', Style H
  • 39-Tooth
  • Brown
  • $18.99
    Order Today Ships 08/07/14

    890-880013
    Driven Gear
  • For TH350
  • Replacement for GM# 9780470
  • 3.35"x.325"x1.670
  • 44-Tooth
  • Gray
  • $18.99
    Ships

    890-880036
    Driven Gear
  • 3.140'' x .305'' x .950'', Style G
  • 30-Tooth
  • Blue
  • $18.99
    Ships

    25 Products


    Driven Gears: L x Shaft Ø x Gear Ø