Red Bull Racing have launched their 2015 Formula One car race livery for the upcoming season as they hope to recapture their titles . Their new 2015 RB11 car has been used in F1 testing with a camouflage livery in order to ward off rival teams attempting to copy their design secrets . Red Bull won consecutive Drivers ' and Constructors titles between 2010-13 but relinquished their crowns to a dominant Mercedes and Lewis Hamilton last season . Red Bull Racing have tweeted this picture of their 2015 RB11 car with this season 's livery , which is back in their usual team colours . The new colour scheme was displayed on the team 's Twitter page with the hashtag ' # BackInColour ' as Red Bull returned to their usual look . The most notable shape change to the 2015 car is the lower nose box and front of the chassis , which were amended in line with the latest regulations . Drivers Daniel Ricciardo and Daniil Kvyat have been putting the camouflaged RB11 through F1 testing in Catalunya but have managed a staggering 397 less laps than reigning champions Mercedes on the track as they look to close the gap . The 2010-13 Constructors champions hope their 2015 RB11 car can help the team reclaim the title off last year 's champions Mercedes . Daniel Ricciardo ( right ) , taking a break from pre-season testing , hopes to build on three race wins during last season . Here is the livery that Red Bull racing will have on the grid for the 2015 Formula One season with Ricciardo and Kyvat in the driving seat . The Red Bull RB11 used in pre season testing has had a camouflaged livery before they unveiled the new chassis on Monday . CHASSIS . Composite Monocoque structure , designed and built in-house , carrying the Renault V6 engine . TRANSMISSION . Eight-speed gearbox , Longitudinally mounted with hydraulic system for power shift and clutch operation . WHEELS . OZ Racing . FRONT : 12.0 Inches X 13 Inches diameter . REAR : 13.7 InchesX 13 Inches diameter . TYRES . Pirelli . SUSPENSION . Aluminium alloy uprights , Carbon-composite double wishbone with springs and anti-roll bar , multitude dampers . BRAKES . Brembo calipers . ELECTRONICS . Mesl standard electronic control unit . Red Bull only won three races last season , thanks to the efforts of Ricciardo , as their power-unit supplier Renault struggled and Mercedes dominated to win 16 of the 19 Grand Prixs . Australian driver Ricciardo is optimistic about the season opener but admits Mercedes are clear favourites : . 'In terms of the pecking order , which is obviously what everyone wants to talk about , it 's hard to say where anyone is at , ' Ricciardo told Red Bull Racing 's website . Red Bull racing have been using the RB11 in Formula One pre season testing with a camouflage livery . 'Aside from one team , I 'd say it 's pretty close after that , but we 'll see in Melbourne . I think there 's more to come from us . 'Personally , I feel really ready to race now and I think we 'll be good come Melbourne . ' Ricciardo and Kyvat , who has replaced Ferrari 's new signing Sebastian Vettell in the hotseat , will hit the grid for the first Grand Prix of the season in Melbourne on March 15 . Red Bull have managed 943 laps in pre season testing , 397 fewer than reigning champions Mercedes as they look to regain the title .
Red Bull enjoyed title success for March 12-15 from 2010-2013 with Sebastian Vettel at the wheel . Mercedes stormed to the Constructors championship last season and Lewis Hamilton won the Driver 's title . The 2015 Formula One season kicks off in Melbourne four consecutive season .