Nexx Racing's OptionalReplacement LCG (Lower center of Gravity, CNC'd 7075 Swiss Aluminum LM Motor mount 102mm for SQUARE MOTORS ONLY*. Adds + 4mm width to the rear track for more stability NX-185 LM differential recommended, NOT included. Includes ; anodized damper post, carbon fiber top motor plate, #5 carbon fiber "T"-plate and adjustable ride height concentrix bearing carriers and comes fully assembled! Add "Bling and Zing" to your MR03 or PN2.5 chassis *May require diode relocation on steel motor cans and slight clearance for wire attachment.