interior was significantly upgraded using all new components and higher quality materials, and was generally praised by automotive journalists. However, unlike the first generation of the Tribute, which had unique exterior and interior from its siblings, the new model only differs from its siblings in the "nose" (front fenders, hood, and front fascia), tail lights and detailing. Notable changes to the exterior include higher belt line, and more pronounced wheel arches. Overall the car was to look larger and more substantial than the previous model. As a cost-saving measure, the rear brake was reverted to drum brake, with predictable criticisms. The 2008 Mazda Tribute (non-hybrid) was first unveiled at the 2007 Montreal International Auto Show, and the 2008 Mazda Tribute went on sale in March 2007. A new addition was the Hybrid model, which was previously only available on the Ford Escape and Mercury Mariner. The Tribute received additional major changes to improve performance for the 2009 model year, mostly by way of mechanical upgrades. Most significantly, all new engines replaced the increasingly outmatched 2.3L I4 and 3.0L V6. Mazda's new MZR 2.5L I4 replaced the 2.3L, boosting horsepower to and of torque at 4000 rpm. Despite increased horsepower, fuel economy also increased by on both urban and extra-urban cycles. The optional 3.0 L (AJ) V6 was thoroughly updated, resulting in a increase, bringing power output to and of torque. It also sees a 1 mpg improvement. The Tribute Hybrid was dropped after the 2009 model year. Another significant change was the switch to Ford's new 6F 6-speed automatic, which became standard on all V6 equipped models and optional on the I4. As well, new front and rear stabilizer bars were added for 2009 to improve ride handling after complaints about diminished performance following the 2008 changes. Others changes included redesigned seats, daytime running lamps, optional steering mounted audio controls, and other additional features. The Tribute was discontinued in November 2011 at the end of the 2011 model year, replaced by the Mazda CX-5 for 2012. Mercury For the 2008 model year the Mariner was significantly updated with a new look although it remained on the Ford CD2 platform used by the previous generation. The first 2008 Mercury Mariner was unveiled at the South Florida International Auto Show on October 6, 2006. The changes included a new seats, headlights, taillights, a new liftgate, a higher beltline and new doors and