This kit is STRONG. 40 spine chromoly axle shafts with 1550 u-joints to fit axles with 05+ super duty knuckles. These axle shafts are built to take serious abuse and are 60%-65% stronger than the equivalent 35 spline axles. Limited lifetime warranty for the original purchaser.
Outer stub shafts are built for the 05+ F250/350 knuckle lengths. Inner shafts are built to order. After purchase a sales associate will contact you for shaft measurements.
Original purchaser warranty up to 800 HP.
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