AM14U4 EVO Slim Upgrade for 4" Wheels

This is an upgrade kit for the AM14U4 that includes 2 EVO Slim gearboxes for CIM motors (not included) and the necessary hardware to mount them. The gear ratios for this kit have been optimized around a 4 in. wheel and some middle of the road driving speeds.

For the 4 in. wheel version we give you the 7.56:1 ratio for a final drive speed of ~11 ft/sec

MFR Part #: am-14U4_ESL4