The cellular determinants of K+ secretion in the principal cell include the intracellular K+ concentration, the luminal K+ concentration, the potential (voltage) difference across the luminal membrane, and the permeability of the luminal membrane for K+.
The average cost for a brake pad replacement, resurface rotors is between $254 to $361. Labor costs are estimated between $182 to $231 while parts are priced between $72 to $130.
On average, the cost for a Brake Pad and Rotor Replacement is between $395 and $607. Labor costs are estimated between $149 and $189 while parts are priced between $246 and $418. (Brake Pad and Rotor Replacement Cost - RepairPal Estimate)