This is a unit that allows you to modify your Mini 4WD car to a 6-wheel drive. It extends the rear unit of the MS chassis to 2 wheels. Create a unique machine and surprise everyone at the circuit! < Product Description > ・Prototype No. 3, based on Prototype No. 2, with minor adjustments to the gear positions. ・Only the set shown in photos 2-4 will be sent. Other photos are examples of installation and are not included in the product. ・Uses genuine Tamiya parts. ・Provided in an assembled state with drive components such as A parts/gears/shafts for operational testing. ■6WD Unit TN012 (Rear 4-Wheel Drive Unit) ・Bumper pre-cut. MS flexible chassis compatible. ・The lower unit connection is fixed with adhesive to increase strength. ・There are scratches from processing. There are scratches because of a test run. ・The internal structure is not disclosed, but it applies GFIX technology. ・The connecting gear unit can be easily attached and detached by simply opening the gear cover of the connection part. (If you remove the gear unit, it will not drive, so it will be treated as a skid roller, and you may be able to enter Tamiya official races.) ・Reference (Photos 7-8): When full cowl roller stays are attached to the front and rear, the total length is 162-163mm, which complies with the regulations. ・Gears 3.5 and 3.7 can be used. (Only compatible with G22 pink gear) ・Due to the shaft spacing limitations, tires with a diameter of 22.2mm or less are recommended. (Minimum ground clearance needs adjustment) ・Reference: Structurally, it can also be mounted on the front, allowing you to create a machine like the Tyrrell P34 of yesteryear. (Flexible processing of the center chassis is required) ・Reference (Photo 9): When mounted on both the front and rear, an amazing 8-wheel drive can be achieved. (Just like the Todoroki Special T-3, total length: 162mm) ■Other Parts ・Lightweight center chassis: New, processed, and unrun. MS flexible chassis modification has not been done, so please add your own processing as you like. ・Other A parts, etc.: New parts are used. Please check the specifications and condition in the photos. This is a personal creation, so please refrain from bidding if you are extremely sensitive to the appearance. Returns and support are not available. Please consider only if you can process and adjust it yourself. Please bid with the understanding of the above. ■Also listed elsewhere. Please understand if it sells out due to timing.