6PC: Alloy Differential + Reduction Gear + Driveshaft Assembly. 4PC: Driveshaft Assembly. Upgraded Alloy Differential: Enhances durability and performance for smoother power transmission in RC models.
Upgraded 6pc Transmission Shaft Kit with Alloy Differential Gear Set for WLtoys
Alloy Differential Set Transmission Shaft 6pc 4pc for For WLtoys RC Car Models
6pc 4pc Differential Gear Transmission Shaft Kit Fits For WLtoys RC Cars Models
Alloy Differential Gear Set Transmission Shaft Kit 6pc for WLtoys RC Upgrade
