Grade-Up Parts Series bo.429
Mini 4WD PRO High Speed EX Gear Set
(for MS Chassis/Gear Ratio 3.7:1)
Item No: 15429
★This gear set offers a 3.7:1 ratio for increased acceleration performance compared to Mini 4WD PRO Super Speed Gear Set (for MS Chassis), which has the ratio of 3.5:1, giving racers another option to tune their machines.
Specifications are subject to change without notice.