Polaris RZR Trail S 900 4" Portal Gear Lift Select Idler Option:Single Available in both aerosol and

Available in both aerosol and liquid forms

45%–Perfect for Rocks A 6” portal box with a 45% gear reduction gives you tons of torque to crawl over any rock or boulder you can find

The side edges are not only bent

They’re built with better oil flow and gearing forces in mind

It provides a lip on the pocket allowing for more secure storage during accelerating

Polaris RZR Trail S 900 4" Portal Gear Lift Select Idler Option:Single Available in both aerosol andAvailable with billet or cast aluminum housing Dual idler gear configuration maximizes strength Cool, quiet, precision ground gears made from 9310 alloy billet steel 1. 5 in. diameter 4340 hardened steel drive shaft Housings use Thermo Tork gaskets or O rings that dont let anything through Universal hub fits all major bolt patterns Gear reduction reduces stress on your drivetrain Dual idler gear configuration adds a 1 offset Lighter than the