These 4340 axle shafts are a perfect upgrade for trucks doing pulling and drag racing. 4340 Chromoly offers superior strength over stock and still remains cost effective. We have these same Yukon shafts in our Last Minute Hooker.
Fits Dually Axle Only, FOR Single Rear Wheel See YA WGM14T-30-38
Please verify bolt pattern on 2011 & later models. This axle has a 3.562" bolt pattern. Some late model LML and L5P applications use a larger bolt pattern.
GM 11.5" 2010 & Down (3.562 Axle Bolt Pattern)
GM 10.5" 14 Bolt Truck
'88 & older (excluding '84-'85) GM 10.5" 14 Bolt Truck
'89-'98 GM 10.5" 14 Bolt Truck
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