GM
GM Transmissions – Torque Converters and Transmission Parts.
PATC – Performance Automotive Transmission Center, builds many GM Performance Transmissions. TH400, 700R4, 4L60E, 4L80E, 6L80E, 200-4R and others.
We build GM Performance Transmissions in many levels.
PATC is on the cutting edge of performance rear wheel drive American transmission development. We work with different manufacturers in the development of stronger parts.
We have a wide variety and large inventory of performance transmission parts for Ford, GM and Dodge.
Using these parts we have developed performance / heavy duty transmissions in many different levels and types.
Browse our GM Transmissions, Parts and Torque Converters below!
Showing 1–16 of 43 results
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700R4 / TH400 / 208 Transfer Case, Speedometer Driven Gear
$ 14.00 Select options -
700R4 Speedometer Drive Gear, #54X
$ 14.00 Select options -
Dodge / GM Ratio Adapter, Select Speed Up Rate
$ 149.00 Select options -
* TH350 700R4 5/16 Inch Speedometer Drive Gear Clip 6261781
$ 4.00 Add to cart -
700R4 / BOP 350 Speedometer Gear Housing for 40 to 45 tooth Driven Gear
$ 49.00 Add to cart -
Dodge / GM Ratio Adapter, Select Slow Down Percent
$ 149.00 Select options -
* 700R4 – BOP TH350 – TH400 – 4L60E, Speedometer Gear Housing Retainer. ( Y style)
$ 7.00 Add to cart -
* 700R4 Speedometer Gear Housing Inner Seal. Also fits BOP TH350 / 200-4R / TH400 PG
$ 1.60 Add to cart -
700R4 / BOP 350 Speedometer Gear Housing for 34 to 39 tooth Driven Gear.
$ 49.00 Add to cart -
* Ratio Adapter Small Part Kit
$ 19.00 Add to cart -
* 700R4 Speedometer Housing Outer O-ring (also fits Olds TH350)
$ 1.90 Add to cart -
* Speedometer Crimp-on Square Drive Cable End, Number 105. (one piece)
$ 9.00 Select options -
Custom Ratio Adapter, Speed Up or Slow Down your Speedometer, Call 1-888-201-2066
$ 189.00 Select options -
* 83 Inch Speedometer Cable 5/8 nut on top 7/8 nut on bottom
$ 45.00 Add to cart -
* SPEEDOMETER 90 DEGREE RATIO ADAPTER, DIRECT or CONTINUOUS ROTATION, NUMBER 40.
$ 180.00 Add to cart -
* 4L60E / 700R4 Driven gear for gear driven electronic speedometers, 37 tooth
$ 39.00 Add to cart
Showing 1–16 of 43 results