Left (rear):
7 ¼ x 7 x 1 ½ = $45
4 ½ x 4 ½ x 3 ¼ = $40
6 ½ x 8 ½ x 2 ¾ = $50

Left (front):
3 ¼ x 7 x 1 ½ = $40

Right:
3 ¼ x 9 x 1 ½ = $40
3 ½ x 5 ¾ x 3 = $40

If You Rent All Six = $255