63-35-21-1X Dana Spicer TTC Input Shaft CM60 Series | New Genuine (NOS) BOX124 Commonly used in select Mack

Commonly used in select Mack truck charging and electrical system applications

63 Ratio (45/8) | New OE

and other heavy service applications

Designed for Dynapac paving

Main Drive Gear (34T): 16450

63-35-21-1X Dana Spicer TTC Input Shaft CM60 Series | New Genuine (NOS) BOX124 Commonly used in select Mack63 35 21 1X Dana Spicer TTC Input Shaft CM60 Series New Genuine (NOS) The 63 35 21 1X Dana Spicer TTC input shaft is a New Genuine (NOS) OEM component engineered for CM60 Series transmissions. Built to original factory specifications for smooth torque transfer, precise engagement, and long service life in heavy duty applications. Superseded by 63 35 49 1X. Call 419 522 3320 for pricing and availability. Key Specifications Part Number: 63 35 21 1X