![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429a_4957e709-00f7-4df3-981e-e5cb117fc0a0_{width}x.jpg?v=1731832311)
![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429b_e461706c-a704-4247-8963-43fc9f95a8d4_{width}x.jpg?v=1731832311)
![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429c_b0064db6-a3c2-4030-9ef3-94b760a25688_{width}x.jpg?v=1731832311)
![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429a_4957e709-00f7-4df3-981e-e5cb117fc0a0_1024x.jpg?v=1731832311)
![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429b_e461706c-a704-4247-8963-43fc9f95a8d4_1024x.jpg?v=1731832311)
![[15429] High Speed Ex Gear Set (for MS Chassis/Gear Ratio 3.7:1)](http://chicohobby.com/cdn/shop/files/15429c_b0064db6-a3c2-4030-9ef3-94b760a25688_1024x.jpg?v=1731832311)
Description
● This gear set allows you to change the gear ratio of Mini 4WD PRO's MS chassis to 3.7:1.
● Compared to the super speed gear, it has superior acceleration and is effective on technical courses where speed tends to drop.
● If you are changing from the super speed gear, simply replace the crown (yellow) gear in this set. Changes are easy.
● A pink gear is also provided to change from 4:1 to 3.7:1.
Two each of a 2 x 13 mm shaft and 520 plastic bearings are also included.
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