ARB air locker. Designed and manufactured in Australia, ARB Air Lockers will enhance the traction of your 4×4 in just about any terrain, whether it’s rock, clay, gravel, sand, snow or mud.The best quality guarantee 100% of satisfaction in off road trips.Number of hub profile teeth: 30Transmission: All ARB air locker RD132 fits to:Rear:- Toyota Land Cruiser Prado 90 - Toyota Land Cruiser Prado 120Front(solid axle models):- Toyota Land Cruiser J100