Yukon Gear & Axle (YA W38815) Outer Stub Axle for GM Truck/Chevy Blazer/Jeep Wagoneer with Disc Brake 4340 Chrome-Moly Limited Lifetime Warranty Performance Axles Axles Made from High Grade 4340 Chromoly Steel for Superior Strength 9.94" from end of splines to center of u-joint bore