Features: The differential adopts aluminum alloy metal shell, and the output bevels gear is improved by 45# steel, which is more durablity and avoids the problem of easy gear breakage. Enhances your remote control model's performances with the differential, to optimizes power transfer and improve handling and stability across various terrains. This differential boasts exceptional durability with impact resistance and wear proof properties, ensuring long lastings performances even under extreme conditions. Perfect for offroads adventure in mud, sand, competitive racings event, and backyard fun with family and friend, delivering outstanding power response and stability. The precise gear design minimizes friction loss, enhancing power transmission efficiency for a smoother ride, while adjustable torque distribution caters to different driving needs and preferences. Specifications: Component:Metal Size:Approx.37.6x48mm/1.47x1.89inch Weight:50.6g For most other 1/10 4x4 remote control car. For F150 Package Includes: 1pcs Differential Kit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.