Yamaha Wolverine 4" Portal Gear Lift Portal Housing Material:Cast Fits Snug Against Rockford Fosgate

Fits Snug Against Rockford Fosgate Speakers (Available without RF speaker cut out)

PJ1 Displaces and repels water and will not harden and crack like wax

All of our portals utilize precision-ground

Precision billet manufacturing

nickel and lead which are known by the State of California to cause cancer

Yamaha Wolverine 4" Portal Gear Lift Portal Housing Material:Cast Fits Snug Against Rockford FosgateAvailable with billet or cast aluminum housing Dual idler gear configuration maximizes strength Cool, quiet, precision ground gears made from 9310 alloy billet steel Increases width by 4 in. per side (8 in. total) 1. 5 in. diameter 4340 hardened steel drive shaft No leak bearings and seals 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