RRP2640, Arrma 6s Infraction Speed Differential Gear 40T VendorRobinson Racing Product form $29.99 Quantity Out of stock You might also need... SKU: RRP2640 Barcode: 719696026408 Brand: Robinson Racing | ARRMA Parts & Accessories Product Tags 40T ARRMA Arrma Infraction ARRMA R/C Vehicle Differential Gear R/C Robinson Racing