Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Teeth
PRIM_COGWHEEL_TEETHParameter: Legacy Mode
PRIM_COGWHEEL_LEGACY_MODEParameter: Show Guides
PRIM_COGWHEEL_SHOW_GUIDESParameter: Guide Color
PRIM_COGWHEEL_GUIDE_COLORParameter: Inner Radius
PRIM_COGWHEEL_IRADParameter: Middle Radius
PRIM_COGWHEEL_MRADParameter: Outer Radius
PRIM_COGWHEEL_ORADParameter: Bevel
PRIM_COGWHEEL_BEVELParameter: Type
PRIM_COGWHEEL_TOOTH_TYPEParameter: Teeth
PRIM_COGWHEEL_TEETH2Parameter: Lock Radius
PRIM_COGWHEEL_LOCK_RADIUS_FOR_TEETHParameter: Orientation
PRIM_COGWHEEL_TEETH_ORIENTATIONParameter: Undercut
PRIM_COGWHEEL_UNDERCUTParameter: Root Radius
PRIM_COGWHEEL_ROOT_RADIUSParameter: Addendum Radius
PRIM_COGWHEEL_ADDENDUM_RADIUSParameter: Pitch Radius
PRIM_COGWHEEL_PITCH_RADIUSParameter: Module
PRIM_COGWHEEL_MODULEParameter: Diametral Pitch
PRIM_COGWHEEL_DIAMETRAL_PITCHParameter: Dedendum
PRIM_COGWHEEL_DEDENDUMParameter: Pressure Angle
PRIM_COGWHEEL_PRESSURE_ANGLEParameter: Radial Ratio
PRIM_COGWHEEL_RADIAL_RATIOParameter: Witness Ratio
PRIM_COGWHEEL_WITNESS_RATIOParameter: Undercut Ratio
PRIM_COGWHEEL_UNDERCUT_RATIOParameter: Type
PRIM_COGWHEEL_INLAY_TYPEParameter: Orientation
PRIM_COGWHEEL_INLAY_ORIENTATIONParameter: Invert
PRIM_COGWHEEL_INLAY_INVERTParameter: Holes
PRIM_COGWHEEL_HOLES_COUNTParameter: Radius
PRIM_COGWHEEL_HOLES_RADIUSParameter: Ring Radius
PRIM_COGWHEEL_HOLES_DISTANCEParameter: Arc
PRIM_COGWHEEL_HOLES_ARCParameter: Spokes
PRIM_COGWHEEL_SPOKES_COUNTParameter: Outer Radius
PRIM_COGWHEEL_SPOKES_OUTER_RADIUSParameter: Inner Radius
PRIM_COGWHEEL_SPOKES_INNER_RADIUSParameter: Outer Width
PRIM_COGWHEEL_SPOKES_OUTER_WIDTHParameter: Inner Width
PRIM_COGWHEEL_SPOKES_INNER_WIDTHParameter: Bevel
PRIM_COGWHEEL_SPOKES_BEVELParameter: Arches
PRIM_COGWHEEL_ARCHES_COUNTParameter: Outer Radius
PRIM_COGWHEEL_ARCHES_OUTER_RADIUSParameter: Inner Radius
PRIM_COGWHEEL_ARCHES_INNER_RADIUSParameter: Arc Fraction
PRIM_COGWHEEL_ARCHES_ARC_FRACTIONParameter: Stretch
PRIM_COGWHEEL_ARCHES_STRETCHParameter: Waves
PRIM_COGWHEEL_WAVES_COUNTParameter: Outer Radius
PRIM_COGWHEEL_WAVES_OUTER_RADIUSParameter: Inner Radius
PRIM_COGWHEEL_WAVES_INNER_RADIUSParameter: Frequency
PRIM_COGWHEEL_WAVES_FREQUENCYParameter: Amplitude
PRIM_COGWHEEL_WAVES_AMPLITUDEParameter: Phase
PRIM_COGWHEEL_WAVES_PHASEParameter: Width
PRIM_COGWHEEL_WAVES_WIDTHParameter: Center Hole
PRIM_COGWHEEL_CENTER_HOLEParameter: Radius
PRIM_COGWHEEL_CENTER_HOLE_RADIUSParameter: Cutout
PRIM_COGWHEEL_CUTOUTParameter: Depth
PRIM_COGWHEEL_CUTOUT_DEPTHParameter: Width
PRIM_COGWHEEL_CUTOUT_WIDTHParameter: Cutout Orientation
PRIM_COGWHEEL_CUTOUT_ORIENTATION