Outfit your vehicle to be Ready for the Road Aheadâ„¢ with improved power transfer, with the Spicer 4" x 0.134" 1710 Series Steel Midship Stub Shaft. Thanks to its sophisticated design, this replacement piece is able to transmit rotational power so that a vehicle's wheels can rotate in a forward or backward motion. Crafted with incredible durability and strength for long-term reliability.