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USD 275
Part #: VLVA1.375K

Valair 1.375" Input Shaft Upgrade Kit VA1.375K

1994-2003 Dodge 5.9L Cummins NV4500
Part #: VLVA1.375K
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Upgrade the transmission in your 1994-2003 Dodge 5.9L Cummins with the Valair 1.375" Input Shaft Upgrade Kit VA1.375K. Engineered to enhance strength in your transmission, the Valair Input Shaft Upgrade Kit replaces the factory 1-1/4" shaft and upgrades it to a robust 1-3/8" shaft so your transmission will handle the elevated horsepower of your modified Cummins engine. 

  • 1-3/8" Upgrade 
  • Increased Durability 
  • Great For High HP Applications
Note: Required for use with Valair Dual Disc Clutches. 


  • MFG. Number VA1.375K
  • Manufacturer Name Valair
  • Shipping Weight 12.00 lb.
  • Shipping Length 18 in.
  • Shipping Width 18 in.
  • Shipping Height 8 in.
  • Fuel Type Diesel
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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