"Adjustable pedals" refers to a feature in cars where the position of the gas and brake pedals can be changed to fit the driver's comfort and convenience. Full definition
Standard features include power adjustable pedals with memory, premium leather seats that are 10 - way adjustable for the driver and heated and ventilated for the driver and front passenger. (bestride.com)
Also bring back adjustable pedals for those of us who are short but do not like to sit too close to the steering wheel and air bag. (truecar.com)
Besides making for a more comfortable driving position, adjustable pedals allow people of varying heights to sit the recommended distance from the steering wheel and its air bag. (articles.orlandosentinel.com)