63-35-21-1X | 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 Superseded by 63-35-49-1X.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• Part Number: 63-35-21-1X (Superseded by 63-35-49-1X)
• Manufacturer: Dana Spicer / TTC
• Application: CM60 Series Transmissions
• Condition: New Genuine (NOS)
• Tooth Count: 25 teeth
• Spline: 1.500" - 10 spline
• Pilot Bearing Diameter: 0.983"
• Overall Length: 12.469"
• Length to Shoulder: 9.425"

What’s Included

• (1) Dana Spicer TTC Input Shaft — 63-35-21-1X

Fitment Notes

Designed for TTC CM60 Series transmissions. Verify dimensions and confirm current supersession (63-35-49-1X) before ordering.

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