1. The entire axle is an all-metal design with steel gear transmission, ensuring smooth operation and durability. 2. The axle is approximately 10.5mm higher than the original axle, increasing ground clearance and allowing the chassis to easily navigate obstacles such as rocks and deep potholes while reducing the risk of chassis scratches. 3. The portal axle design allows for the installation of larger-diameter tires, further enhancing off-road grip and maneuverability without affecting the overall vehicle layout. Product Dimensions: 1. Overall Length (from end of thread): 153mm 2. Axle Height (top and bottom width, excluding bracket): 21mm 3. Input Shaft Diameter (diameter at the junction of the small bevel gear and drive shaft): 3mm 4. Output Shaft Diameter (diameter of thread at both ends): 5mm 5. Servo Mounting Width (Front Axle): 66mm 6. Front Axle Height: 40mm 7. Rear Axle Height: 26mm Color: Red Material: Metal Package Contents: Package Contents: 1X RC Car upgrade Pull Rod Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.