![GM 4L80 Stock Spline Automatic Transmission 300M Input Shaft [34670-01] Stay on track with Speedmaster](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/PCE602.1009.jpg?v=1785226933)
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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Stay on track with Speedmaster 9 in
Featuring high strength Aircraft Grade Aluminium which is lightweight
Fuel pump block off plate and dipstick plug required
The rods are x-rayed and ultrasonically tested with all surfaces shot peened and stress relieved
And they also include a roller bearing at the end of the tailshaft which if lubricated by our reworked passages for the yoke and rear bearing assembly
GM 4L80 Stock Spline Automatic Transmission 300M Input Shaft [34670-01] Stay on track with SpeedmasterHigh horsepower and hard launches can cause tremendous stresses on the internal transmission components. Speedmaster automatic transmission input shafts can withstand the stresses and the added power.
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