Wilbers 641 Series 3 Way Rear Shock / Rebound, Hi-Lo Comp & Hyd PL Adj / R100GS, R100GSPD, R80GS Kal
Wilbers model 641 is a 3 way rear shock with:
Two Spring & Knob color choices:
Our goal is to calibrate your lightest routine load with the zero preload setting on the new shock, and cover your maximum loads within the range of the preload adjuster. To do this, we will be relying on accurate information from you so that the correct spring can be selected and installed with the correct amount of "installed" preload. If possible, please don't guess about the answers to the following questions, use your bathroom scale to confirm. Please contact us if you have any questions.
*ALL FIELDS ABOVE ARE REQUIRED TO CUSTOM BUILD YOUR SHOCK
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