This Shaft driven 4WD chassis features a new suspension system with plenty of suspension stroke to allow dynamic driving on both on-road and off-road surfaces. Fitted with theDF-03 drive train, which includes front and rear ball differentials and full ball bearings. The CVA Damper Super Mini for front and rear suspensions are coupled with an option of 2 types of rear suspension arms allowing wheelbase adjustment and enabling fitting of short wheelbase (251mm) bodies as well as Long wheelbase. The upper arms feature threaded shafts enabling camber angle adjustments. An Electronic speed controller (TEU-101BK) & Type 540 motor are included. This kit comes with a choice of 3-gear ratios: 8.22:1, 7.90:1, 7.16:1 and includes two spur gears (78T, 75T) and two pinion gears (29T, 32T)