The C4 Cactus is having a tingling effect on Citroen at the moment because demand for the quirky crossover SUV is means an extra production shift has been added to its Factory in Villaverde, Madrid. According to local reports, workers are scheduled to put in extra days on four Saturdays during the month of November. Production is estimated to grow by 20 percent as the model becomes available in all European territories, the C4 Cactus was launched in September, Those quirky looking bumps on the exterior are actually protective panels, the “Airbumps” are designed to absorb minor impacts. The C4 Cactus is based upon the Peugeot 208 and Citroen’s C3 subcompact, the platform has been lengthened to accommodate the C4’s larger dimensions. Citroen hope to shift between 50k and 200k units annually, the Villaverde facility has a capacity to produce 200,000 vehicles per year. Meanwhile Citroen’s C3-XR subcompact Crossover will not be released in Europe and is destined to be a China specific only model when sales begin in December. The C3-XR was designed to meet the buying preferences of the local Chinese market where roomier interiors and automatic transmissions are coveted. The C3-XR will use Peugeot/Citroen’s 1.6 petrol engine and six speed transmission and is seen as a key model in the company’s goal of increasing sales in China. During the first 8 months of the year Citroen sold a combined 210,000 units in the region, representing a 19 percent increase over the previous year.