«Ruf ctr» the sports car which also is known, as «ctr Yellowbird» represents, or is simple «Yellowbird», was issued in the limited quantity. The highest quantity of the given vehicle is made in Germany. The car for the first time has been presented to general public per 1987. Dimensions of the car «Ruf ctr» make: wheel base – 2273 mm; length – 4290 mm; width – 1775 mm; height – 1311 mm.
The car «Ruf ctr» has been let out in 1987 on the basis of model «Porsche 911». On it the six-cylinder power unit which volume makes 3,2 liters has been established. This model «Ruf ctr» in particular has the facilitated panels of the body, the integrated skeleton (rigidity the chassis in addition to high parameters of a security of passengers), the modernized suspension bracket and the brake system, specially developed system of switching of transfers, as so unique details, such as polyurethane bumpers. As use of a wing of installation of the oil filter, is caused by moving of an oil tank forward, for clearing a cooler on that side.
A plenty of attention has been given to designers and developers of the company to parameters of aerodynamics, with the form «de-guttered/seam» welded and uses designs to the panel, for door pillars. The prototype of model was «NACA-style», it had channels of consumption which have been established above back wings while more recent models, had additional apertures in back angles of a bumper for air.
Manufacturers have established on the car the engine capacity of 469 horsepower’s. Thus dispersal from 0 up to 97 kilometers at an o'clock borrows about 3,7 seconds, and the maximal speed of a vehicle makes 320 kilometers at an o'clock. Not looking on not greater group of such cars as « Ferrari F40 » and «Porsche 959», the car «Ruf ctr» was much faster than the competitors. This sports car at the moment of the release, was the fastest sports car in the world, it has surpassed all competitors.
The weight of the car «Ruf ctr» makes 1150 kg. Owing to high target capacity, the car possessed fantastic productivity. Thus many drivers marked high parameters of a maneuverability and controllability of the given vehicle.
In 1996 manufacturers have stopped release of model «Ruf ctr», and have replaced it with newer model of the car «ctr 2».