SuperATV Answers Some Questions About What A Dual Idler Portal Is. Lift It With More Torque SuperATV Portals GDP Portal Lift UTV Moab Dual Idlers SuperATV Answers Some Questions About What A Dual Idler Portal Is. You’re probably familiar with portal gear lifts—those torque-boosting lifts that simultaneously boost performance and tire clearance. But you might not be sure what dual idler portals are. So, what are dual idler portals… UTV Source 2 years ago