New ARB Airlocker – Hummer H3, GMC Canyon & Chevrolet Colorado

ARB just announced a new front Airlocker (RD148) for the US models of Hummer H3, GMC Canyon & Chevrolet Colorado.

Specifications:

  • 28 spline axle.
  • 30.5mm [1.20"] axle shaft diameter (outside of splines).
  • 10 bolt ring gear.
  • 117.51mm [4.63"] dia. ring gear ID.
  • 193mm [7.6"] dia. ring gear OD.

Features:

  • Patented “timed” locking mechanism offers high strength and
    ultra fast un-locking.
  • Comprehensive photo illustrated installation and service guides
    covering both aluminium housing and cast iron housing
    installations.
  • Steel reinforced, elastomer bonded annular seal designed to
    handle the most extreme climactic temperatures on earth.
  • Patented 2 piece design offers a range of interchangeable side
    gears (sold separately) to integrate with non-standard axle shaft
    splines.
  • Larger ID of replacement tapered roller bearings offers 85%
    increase in load capacity at the bearing journals.
  • Both high quality Timken tapered roller bearings are commonly
    available sizes but are included in the ARB Air Locker kit.

More information is available at http://www.arbusa.com/uploads/PDF/newProductAdvice/RD148_PR.pdf