CURT Manufacturing 60665 Features: 600 Series Install Kit; Gooseneck Hitch Height: 4.00 Width: 12.00 Length: 49.00 Weight: 74.00 lbs Vehicle Type: CURT Manufacturing Fitment: 2006/Toyota/Tundra/SR5 Extended Cab Pickup 4-Door/4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated::Brake/Fuel/Electrical Lines May Need To Be Loosened Or Reposittioned~ Heat Shield Requires Modification Or Removal^^2006/Toyota/Tundra/SR5 Extended Cab Pickup 4-Door/4.0L 3956CC 241Cu. In. V6 GAS DOHC Naturally Aspirated::Brake/Fuel/Electrical Lines May Need To Be Loosened Or Reposittioned~ Heat Shield Requires Modification Or Removal^^2006/Toyota/Tundra/SR5 Crew Cab Pickup 4-Door/4.7L 4663CC 285Cu. In. V8 GAS DOHC Naturally Aspirated::Brake/Fuel/Electrical Lines May Need To Be Loosened Or Reposittioned~ Heat Shield Requires Modification Or Removal^^2006...