1979-1988 GMC Chromoly Front Axle Kit (ZA W24120)

This chromoly axle kit is built for hardcore GM 8.5" front diff rigs. With Yukon Super Joints and heat-treated 4340 construction, it’s built to twist, flex, and survive the kind of punishment your old stock setup never could.

Part Number: ZAW24120

• 4340 chromoly high-tensile strength axles
  
• Yukon Super Joints included
  
• Fits GM 8.5" front differentials
  
• 19 spline 9.94" outer axles
  
• 28 spline 19.15" LH inner axle
  
• 28 spline 35.46" RH inner axle
  
• Advanced heat-treated for max durability

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