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TCI Auto

TCI Auto TCI880002 Gm Driven Speedometer Gear 20T suit Gm Powerglide Transmissions

TCI Auto TCI880002 Gm Driven Speedometer Gear 20T suit Gm Powerglide Transmissions

Regular price $87.00 AUD
Regular price Sale price $87.00 AUD
Sale Sold out
Tax included. Shipping calculated at checkout.


Are you making a change in tire size or gears? TCI offers the most popular speedometer gears, like GM drive gears, to calibrate your speed. These sturdy, plastic-driven gears are available in several tooth counts to fit your application. Determine your appropriate drive gear/driven gear combination and then check out TCI GM drive speedometer gears for accurate speed readings. 

Application: GM Powerglide Transmissions

Speedometer Drive Gear Tooth Coun 20T
Speedometer Drive Gear Material: Plastic
Speedometer Drive Gear Color: Blue
Speedometer Drive Gear Dimensions: 2.25"x.305"x.800"
Quantity: Sold individually.
Note: Reference GM part number 3987920

Manufacturer Part Number:

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  • Quality Brands

    We only sell quality genuine products - with brand names you can trust, you know that you are getting the best products for your build complete with limited manufacturers warranty

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    Our team are all passionate about the Automotive Industry and involved with lots of avenues of Motorsports. We have mechanics, engine builders and die-hard enthusiasts here to answer your questions or give you expert advice for your ride - just give us a call!

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