The Hummer H3R is a concept vehicle that was first unveiled at the SEMA Show in the year 2007 as a off-road racing model. The vehicle has been mainly inspired by the off-road racing team of Hummer and it is available with a LS7 7.0L V-8 engine that is capable of producing about 505 hp along with a Hydra-Matic 4L60 electronically controlled 4-speed transmission. The engine exhales via a quad-outlet exhaust which has been integrated in the rear bumper. It has been particularly introduced to pay tribute to the racing SUV and it also racing-inspired exterior modifications along with racing functionality in the interior including boulevard comfort and convenience. It also involves lot of modifications such as 20 inch wheels, second-row seats delete, HID headlamps along with upgraded suspension and brakes. The Hummer H3R is available with new forward-tilting hood along with Lexan see-through insert, custom valve covers along with ignition coil covers, power-operated hood hinges and custom air induction system with dual air boxes. The vehicle has a re-trimmed interior with features such as brushed metal accents, front racing seats including 5-point safety harnesses, weather-resistant seat material, window safety net, improved cooling system with larger radiator, navigation radio system and off-road integrated display gauge package including features such as compass, inclinometer, altimeter and timer. Other optional features include rocker protectors, modified suspension with rancho reservoir shocks, front locking differential, body-color grille, underbody shield, hitch receiver cover, side-window weather deflector, first-aid kit and roadside assistance package.
