There is an adjuster on the brake lever. The adjuster has 6 positions so that the released lever position can be adjusted to suit the operator’s hands.
Push the lever forward and turn the adjuster to align the number with the mark on the lever holder. The distance from the grip to the released lever is minimum at Number 6 and maximum at Number 1.

A. Adjuster
B. Mark
Starter Button
Fuel Tank CapModel Identification
ZX1000JB (US and CA Models) Left Side View
ZX1000JB (US and CA Models) Right Side View
ZX1000JB (EUR Models) Left Side View
ZX1000JB (EUR Models) Right Side View
ZX1000KB (US and CA Models) Left Side View
ZX1000KB (US and CA Models) Right Side View
ZX1000KB (EUR Models) ...
Transmission Assy Assembly
Install the ball bearing [A] until it is bottomed.
Turn the oil seal side to the bottom.
Special Tool - Bearing Driver Set: 57001-1129
Install the bearing holder [B].
Turn the flat side to the bottom.
Apply a non-permanent locking agent to the bearing
holder bolts [C].
Tighten: ...
Master Cylinder Rubber Parts Replacement
Front Master Cylinder Disassembly
Remove the front master cylinder (see Front Master Cylinder
Removal in the Brakes chapter).
Remove the seal cover [A], circlip [B], connector [C] and
O-ring [D].
Special Tool - Inside Circlip Pliers: 57001-143
Unscrew the locknut [E] and pivot bolt ...