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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Easy swap in
They're so tough
If it has to seal right the first time Speedmaster has what you need
These quality filters are available in many sizes and styles
TH400 Extreme Duty Forward Drum & 300M Input Shaft 35-Spline Easy swap inTake your GM TH400 transmission to the next level with this premium heavy duty forward drum and 300M input shaft combo. Engineered for high power street, strip, or off road use, this kit addresses the critical failure points of stock components with a focus on strength, precision, and reduced rotating mass.
US$ 12.00
US$ 18.00
US$ 18.00
