Kilduff Pistol Grip Lightning Rod Shifter for th350 and th400 Each lever has it's own gear to grab. Pull to upshift, Push to downshift. Use the lever on the left as the normal detent shifter, use the levers on the right for serious business. Features backup light switch and neutral safety switch Industuctable NHRA/IHRA positive reverse lockout approved. Just keep your hand off the PRN321 lever.