OTK HST Stub Axle Spindle for all full size karts. The newer 4F version with a longer steering arm and four holes for the tie rod, offering 4 Ackermann settings.
Original OTK spare part.
When to use it: When you need to fine-tune Ackermann using the arm’s hole positions:
Inner hole = more Ackermann and faster turn-in
Outer hole = less Ackermann, more stability in fast corners
Inner hole = more Ackermann and faster turn-in
Outer hole = less Ackermann, more stability in fast corners
Original OTK spare part.
