Alexander Hagberg presents the list of all X12'22 Top Option Parts which are suggested to use for different track conditions. Alex explains each of the option parts the performance benefits and in which racing conditions should be used.

Here is a list of all the suggested X12'22 Top Option Parts with the link to the product page where you can find more information:

372188 Front Coil Spring for 4mm Pin C=2.1-2.3 - Black

372285 Kingpin 4mm - 0.5deg

373585 Side Spring C=0.9 - Gold

373586 Side Spring C=1.2 - Black

374900 Gear Differential - Set

375009 Ball Differential - Set

378098 Shock Spring C=3.1 - Black - 4 Dots