StopTech front wheel Big Brake Upgrade for the 89-98 240sx. The kit includes ST-40 4-piston, 8.94 lb front calipers painted red, 7075-T6 billet aluminum caliper mounting brackets, 332x32mm slotted floating front AeroRotors, 7075-T6 billet aluminum AeroHats with directional standoffs, StopTech SS (DOT compliant) front brake lines, and Axxis Ultimate front brake pads. This kit fits under all stock wheels.