1Made of highquality hardened steel, perfect style and exquisite workman, with pins, easy to install, and durable. 2Made of 45 hardened steel, it has good strength and excellent durability. 3The thickness of the drive shaft is slightly thicker than the original shaft, make it strong and provide strong transmission. 4The main function and purpose, transmit the power of the front gearbox for rotation. 5Suitable for Traxxas Unlimited Desert 1/7 racing car UDR update parts 8555 8556. Condition: 100% Item type:RCTransmissionShaft Material:hard steel Color: black Front Size: Approx. 59-75mm/2.3-3in Rear Size: Approx. 168mm/6.6in Weight: Approx. 166g Project type: RC accessories Part Number: UDR 8556/8555 Compatible:forTraxxasUnlimitedDesert1/7racingcarUDRupdateparts 8555 8556. 1 xCentral rear drive shaft 1 x Front drive shaft 1 x Screw 1. Manual measurement, allow 13mm error, thank you 2. Due to the difference between different monitors, the picture may not reflect theactual color of the item.3. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.