TH400 Extreme Duty Forward Drum & 300M Input Shaft 35-Spline They are welded from high

They are welded from high quality steel with performance screens

the blue anodized aluminum construction delivers performance and a show car quality appearance

or larger wheels to clear them

Made from steel

a cable retention ring

TH400 Extreme Duty Forward Drum & 300M Input Shaft 35-Spline They are welded from highTake 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.