🚸 Faster default Marlin feedrate

Author: thinkyhead

Marlin/src/module/motion.cpp

@@ -128,7 +128,10 @@ xyze_pos_t destination; // {0}
 // no other feedrate is specified. Overridden for special moves.
 // Set by the last G0 through G5 command's "F" parameter.
 // Functions that override this for custom moves *must always* restore it!
-feedRate_t feedrate_mm_s = MMM_TO_MMS(1500);
+#ifndef DEFAULT_FEEDRATE_MM_M
+  #define DEFAULT_FEEDRATE_MM_M 4000
+#endif
+feedRate_t feedrate_mm_s = MMM_TO_MMS(DEFAULT_FEEDRATE_MM_M);
 int16_t feedrate_percentage = 100;
 
 // Cartesian conversion result goes here: