Tech Tips

Technical Info

Variable Pressure Clutch 
(VP-IV Series, SDR)

VP Fitment Chart

1998-2018 Fitment Chart

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Variable Pressure Clutch 
Reference chart Download File
Variable Pressure Clutch 

Stronger clutch engagement   Download File
Variable Pressure Clutch 

How to reduce clutch lever effort   Download File
Variable Pressure Clutch 

Spring combinations   Download File
Variable Pressure Clutch 

Base Plate Installation   Download File
Variable Pressure Clutch 

Derby Cover Application   Download File
Variable Pressure Clutch 

Derby Cover Gasket   Download File
VP Sport 1991-1993 Sportster   Download File