Pay in 4 interest-free payments of $444.62 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
![Yokomo S4-503R16A 40T Ring Gear[Use w/16T D Gear]for YZ-4S Gear diff Reciver / Modules Completely reconstructed aerodynamic shape added](https://cdn.shopify.com/s/files/1/0697/0064/9236/products/S4-503R16.jpg?v=1751685454)
Completely reconstructed aerodynamic shape added to obtain downforce
Torque: 30
only corresponds quickly to the change of the wheel base according to the trail
Limited Express Series 485 Shirasagi (New Color) Set C (3-Car Set)
Yokomo S4-503R16A 40T Ring Gear[Use w/16T D Gear]for YZ-4S Gear diff Reciver / Modules Completely reconstructed aerodynamic shape addedYZ 4S standard parts ring gear for gear differential. It has 40T teeth and should be used in combination with a 16T drive gear (S4 503D16 E1,050).
US$ 47.91
US$ 42.61
US$ 106.43
US$ 164.30
US$ 115.00
US$ 53.57
US$ 105.47
US$ 64.09
US$ 221.96
