INJORA Prefixal Shiftable 1/10 RC Gearbox for Axial SCX10 II 90046 Chassis Frame

Set it up for 2-speed using the high and low gears. Front gearbox design, easy to install for Wrangler body, no need to cut the body shell. Quantity: 3PCS( Drive Shaft, Transfer Case, Gearbox). Gear Ratio of Gearbox: 1:8 (low gears) 1:4.8 (high gears).

eBay