ocr: SHOCK ABSORBER Shock absorbers use up CAR BODY the energy stored in a MOUNIING spring sO that it is not b - - - spring, available and to the make car, the 5 - OIL CHANNEL bounce. When the VALVE spring compresses or stretches, its movement is dampened by a piston PISION sliding inside the shock absorber's S oil-filled cylinder. The oil has COIL to squeeze through very SPRING small channels in the piston, so the piston can - WHEEL AXLE move only sluggishly MOUNIING through the oil.