The N1 shift pattern (Neutral-1-2-3-4-5-6) was designed to prevent false neutrals during aggressive 1-2 upshifts by positioning neutral under 1st For aggressive shifting Baker also recommends the use of the Anti-Overshift Ratchet Pawl 602-534 5-speed N1 shift systems fit H-D 5-speeds and Baker 5-speeds This is the Improved N-1 shift drum featuring an updated fixed spindle design